DR. JOHN M FEIGERT M.D.
NPI 1033174560
Internal Medicine - Hematology & Oncology in Arlington, VA
NPI Status: Active since April 18, 2006
Contact Information
1100 N GLEBE RD STE 1600
ARLINGTON, VA
ZIP 22201
Phone: (571) 350-8400
Fax: (703) 528-0338
- Individual
- Male
- Years of Experience 43
- Internal Medicine
- Hematology & Oncology
- Accepts Medicare Approved Payment
- PECOS Enrolled
About JOHN FEIGERT
This page provides the complete NPI Profile along with additional information for John Feigert, an internist established in Arlington, Virginia with a medical specialization in Internal Medicine, focusing in hematology & oncology and more than 43 years of experience. The healthcare provider is registered in the NPI registry with number 1033174560 assigned on April 2006. The practitioner's primary taxonomy code is 207RH0003X with license number 0101046366 (VA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1033174560
- Provider Name
- DR. JOHN M FEIGERT M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201
- Location Phone
- (571) 350-8400
- Location Fax
- (703) 528-0338
- Mailing Address
- 3040 WILLIAMS DR STE 100 FAIRFAX, VA 22031
- Mailing Phone
- (571) 350-8400
- Mailing Fax
- (703) 528-0338
- Medical School Name
- OTHER
- Graduation Year
- 1983
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-18-2006
- Last Update Date
- 07-02-2024
- Code Navigator
An internist like John Feigert is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Internal Medicine Hematology & Oncology
- Taxonomy Code
- 207RH0003X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 0101046366
- License State
- VA
- Taxonomy Description
- An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
---|---|---|---|---|
1 | 174400000X | Other Service Providers | Specialist | 0101046366 (VA) |
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
Identifier | Type / Code | Identifier State | Identifier Issuer |
---|---|---|---|
1033174560 | MEDICAID (05) | VA |
Medicare Participation & PECOS Enrollment Status
John Feigert is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
John Feigert is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 9032138201
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20051116000879, I20250109003071
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Provider Referred Orders for Durable Medical Equipment, Devices & Supplies
The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.
Unknown
Treatment-Treatment - Miscellaneous (RX029N)
Capecitabine, oral, 500 mg (HCPCS:J8521)
1 DME suppliers used 25 Medicare Claims 1386 Services Paid
Treatment-Chemotherapy (RH012N)
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period (HCPCS:Q0511)
1 DME suppliers used 17 Medicare Claims 17 Services Paid
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Administration of additional new drug or substance into vein using push technique
Administration of additional new drug or substance into vein, 1 hour or less
Administration of chemotherapy into vein, 1 hour or less
Administration of chemotherapy into vein, each additional hour
Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle
Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle
Beta-2 microglobulin (protein) level
Blood test, comprehensive group of blood chemicals
Blood test, thyroid stimulating hormone (tsh)
Carcinoembryonic antigen (cea) protein level
Chemotherapy administration, intravenous infusion technique; initiation of infusion in the office/clinic setting using office/clinic pump/supplies, with continuation of the infusion in the community setting (e.g., home, domiciliary, rest home or assisted l
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
Cyanocobalamin (vitamin b-12) level
Established patient office or other outpatient visit, 10-19 minutes
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Ferritin (blood protein) level
Follow-up hospital inpatient care per day, typically 25 minutes
Gammaglobulin (immune system protein) measurement
Haptoglobin (serum protein) level
Immunologic analysis technique on serum (immunofixation)
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less
Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less
Infusion into a vein for therapy, prevention, or diagnosis, each additional hour
Infusion, normal saline solution , 1000 cc
Initial hospital inpatient care per day, typically 50 minutes
Injection of additional new drug or substance into vein
Injection of drug or substance under skin or into muscle
Injection, aprepitant, 1 mg
Injection, daratumumab, 10 mg and hyaluronidase-fihj
Injection, darbepoetin alfa, 1 microgram (non-esrd use)
Injection, denosumab, 1 mg
Injection, dexamethasone sodium phosphate, 1 mg
Injection, diphenhydramine hcl, up to 50 mg
Injection, ferric carboxymaltose, 1 mg
Injection, fluorouracil, 500 mg
Injection, granisetron hydrochloride, 100 mcg
Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg
Injection, palonosetron hcl, 25 mcg
Injection, pembrolizumab, 1 mg
Injection, zoledronic acid, 1 mg
Insertion of needle into vein for collection of blood sample
Iron binding capacity
Iron level
Irrigation of implanted venous access drug delivery device
Lactate dehydrogenase (enzyme) level
Leuprolide acetate (for depot suspension), 7.5 mg
Magnesium level
Nephelometry, test method using light
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Oncology care model (ocm) monthly enhanced oncology services (meos) payment for ocm enhanced services. g9678 payments may only be made to ocm practitioners for ocm beneficiaries for the furnishment of enhanced services as defined in the ocm participation a
Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes
Phosphate level
Protein measurement, serum
Psa (prostate specific antigen) measurement, total
Thyroxine (thyroid chemical), free
Unclassified drugs
Uric acid level, blood
Vitamin d-3 level
This procedure involves injecting a new medication or substance directly into your vein using a method called the 'push' technique. It's a quick way to deliver medication into your bloodstream for fast-acting relief or treatment.
This service was performed 36 times for 16 patientsThis procedure involves introducing a new drug or substance into your vein, typically via an IV drip. It lasts for an hour or less. This method allows the substance to quickly reach your bloodstream, ensuring rapid and effective treatment.
This service was performed 52 times for 30 patientsChemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.
This service was performed 244 times for 99 patientsChemotherapy is a treatment method that uses drugs to destroy cancer cells. The drugs are administered into a vein, usually in the arm. Each additional hour of chemotherapy allows for more of the medication to enter your bloodstream to fight against the cancer cells.
This service was performed 66 times for 36 patientsThis procedure involves the injection of hormone-based anti-cancer drugs under the skin or into a muscle. These medications help to slow down or stop the growth of certain types of cancer cells. The process is usually quick and can be performed in a clinic or hospital.
This service was performed 95 times for 36 patientsThis procedure involves giving anti-cancer drugs, which don't contain hormones, into the muscle or under the skin. These drugs help to stop the growth of cancer cells. The process is usually quick and done by a healthcare professional.
This service was performed 136 times for 27 patientsThe Beta-2 microglobulin level test measures the amount of this protein in your blood. It's often used to check kidney function or monitor certain cancers. High levels may indicate a health issue. The test involves a simple blood draw.
This service was performed 69 times for 54 patientsA comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
This service was performed 1,326 times for 423 patientsA TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
This service was performed 130 times for 28 patientsCarcinoembryonic Antigen (CEA) protein level is a blood test often used in cancer care. It measures the amount of CEA protein in your blood, which can increase in cases of certain types of cancer. It's used to monitor treatment progress and check for cancer recurrence.
This service was performed 34 times for 21 patientsChemotherapy is a treatment method that uses drugs to destroy cancer cells. In the office, a pump is used to start an intravenous infusion of these drugs. The infusion can then be continued at home or another setting, like a rest home.
This service was performed 25 times for 12 patientsA Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
This service was performed 1,693 times for 446 patientsA Cyanocobalamin (Vitamin B-12) level test is a blood test that checks the amount of Vitamin B-12 in your body. This vitamin is vital for nerve function and the creation of red blood cells. Low or high levels could indicate a potential health issue.
This service was performed 13 times for 13 patientsThis is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
This service was performed 17 times for 15 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 1,051 times for 490 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 99 times for 74 patientsA Ferritin level test measures the amount of ferritin, a protein that stores iron, in your blood. It helps determine how much iron your body is storing. If levels are low, it may indicate iron deficiency, while high levels could signify conditions like iron overload.
This service was performed 112 times for 82 patientsFollow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
This service was performed 48 times for 32 patientsGammaglobulin measurement is a blood test that checks the levels of certain proteins (gammaglobulins) that the body uses to fight infections. High or low levels can indicate various health conditions. It's a simple, quick procedure with minimal discomfort.
This service was performed 611 times for 82 patientsThe Haptoglobin level test measures the amount of haptoglobin, a protein made by the liver, in your blood. This test is often used to check for conditions that cause the breakdown of red blood cells. Lower levels may indicate hemolytic anemia, while higher levels can suggest inflammation.
This service was performed 21 times for 18 patientsImmunofixation is a lab test that helps identify proteins called immunoglobulins in your blood serum. These proteins are part of your immune system. Changes in their levels can indicate certain diseases. The test is simple and only requires a blood sample.
This service was performed 154 times for 72 patientsThis is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.
This service was performed 118 times for 65 patientsThis procedure involves injecting fluids or medication directly into your vein. It's used for treatment, prevention, or diagnosis. An additional sequential infusion may be given within an hour if needed. This helps to ensure the medicine is distributed effectively in your body.
This service was performed 50 times for 21 patientsThis procedure involves delivering medication, fluids, or nutrients directly into your vein. This is done to treat, prevent, or diagnose various conditions. Each additional hour refers to the extended time you may need to receive these substances for optimal results.
This service was performed 52 times for 18 patientsAn infusion of normal saline solution, 1000 cc, is a common medical procedure. It involves introducing a saltwater solution into your bloodstream via an intravenous (IV) line. This helps to hydrate your body, correct electrolyte imbalances, and deliver medications if needed.
This service was performed 19 times for 14 patientsInitial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
This service was performed 55 times for 53 patientsThis procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.
This service was performed 311 times for 70 patientsThis procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
This service was performed 157 times for 68 patientsAprepitant injection is a medication used to prevent nausea and vomiting caused by chemotherapy. It works by blocking certain substances in the brain that trigger these symptoms. The dosage is based on your medical condition and response to treatment.
This service was performed 6,370 times for 28 patientsDaratumumab and hyaluronidase-fihj is an injection administered to treat certain types of blood cancer. The medication works by targeting and killing specific cancer cells. It's often given under the skin to reduce side effects and improve patient comfort.
This service was performed 7,920 times for 12 patientsDarbepoetin alfa injection is a medication used to treat anemia (low red blood cell count) often caused by chronic kidney disease or chemotherapy. It works by stimulating your body to produce more red blood cells, helping to increase your energy and well-being.
This service was performed 10,620 times for 16 patientsDenosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
This service was performed 4,140 times for 23 patientsDexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
This service was performed 1,840 times for 60 patientsDiphenhydramine HCL injection is a medicine given to alleviate symptoms of allergies, colds, or hay fever. It can also help with motion sickness and certain symptoms of Parkinson's disease. Up to 50 mg may be administered depending on your condition.
This service was performed 87 times for 28 patientsFerric carboxymaltose is an iron supplement injection. It's given when your body needs more iron than you can consume through diet, like in anemia. The injection is administered by a healthcare professional into a vein.
This service was performed 13,500 times for 14 patientsFluorouracil is a chemotherapy drug, given as an injection to treat various types of cancer. The 500 mg dose helps to stop cancer cells from growing and multiplying. You might feel some side effects, but these are typically manageable.
This service was performed 257 times for 11 patientsGranisetron hydrochloride is an anti-nausea medication given by injection. It helps prevent nausea and vomiting often caused by cancer treatments like chemotherapy. Its dosage is measured in micrograms (mcg).
This service was performed 430 times for 22 patientsThis procedure involves an intravenous injection of Octagam, a liquid immune globulin. It is a blood product that helps your body fight off infections. It's given through a vein (IV) and each dose contains 500 mg of the medication.
This service was performed 2,720 times for 15 patientsPalonosetron HCL is an injection used to prevent nausea and vomiting caused by chemotherapy. It works by blocking a natural substance (serotonin) in the body that can cause vomiting. This helps improve your comfort during cancer treatment.
This service was performed 770 times for 39 patientsPembrolizumab is a medication given via injection to help your body's immune system fight certain types of cancer. It's typically administered in a hospital or clinic by a healthcare professional.
This service was performed 12,300 times for 23 patientsZoledronic acid is a medication given via injection to strengthen bones. It's often used in patients with osteoporosis or certain types of cancer. The injection helps reduce the risk of fractures and other bone complications.
This service was performed 222 times for 39 patientsThis procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
This service was performed 1,646 times for 442 patientsIron binding capacity is a blood test that measures how well your body can bind and transport iron. This helps your healthcare provider assess if your body has too little or too much iron, which can indicate certain health conditions.
This service was performed 112 times for 82 patientsAn iron level test measures the amount of iron in your blood. Iron is crucial for producing hemoglobin, a protein in red blood cells that carries oxygen throughout your body. This test helps identify iron deficiencies or excesses, which can lead to conditions like anemia or hemochromatosis.
This service was performed 112 times for 82 patientsIrrigation of an implanted venous access drug delivery device is a procedure to clean or unblock the device. This device is implanted under your skin to allow easy, frequent, and long-term access to your veins for medication delivery. The process involves flushing the device with a sterile solution to ensure it works properly.
This service was performed 25 times for 17 patientsA Lactate Dehydrogenase level test measures the amount of this enzyme in your body. It's often done when tissue damage is suspected, as high levels can indicate issues like heart disease, lung disease, liver disease, or blood disorders. This test helps in diagnosing and monitoring these conditions.
This service was performed 228 times for 109 patientsLeuprolide acetate is a medication that helps regulate certain hormone levels in your body. It's injected into your muscle once a month. This treatment can help manage various health conditions related to hormone imbalance. Always follow your doctor's instructions.
This service was performed 112 times for 25 patientsA magnesium level test is a simple blood test that measures the amount of magnesium in your body. Magnesium is a crucial mineral that helps your nerves, muscles, and heart function properly. The test can help detect health conditions like kidney disease or malnutrition.
This service was performed 47 times for 23 patientsNephelometry is a lab test method using light to measure particles in a liquid. This method helps in identifying substances like proteins in your blood or urine. It's essential for diagnosing various health conditions. The procedure is safe and typically quick.
This service was performed 386 times for 77 patientsThis service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
This service was performed 68 times for 68 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 42 times for 42 patientsThe Oncology Care Model (OCM) Monthly Enhanced Oncology Services (MEOS) payment, denoted by G9678, is a compensation method for OCM practitioners. These payments are specifically for providing additional, or "enhanced", services to OCM beneficiaries, as outlined in the OCM participation agreement.
This service was performed 200 times for 70 patientsThis is a digital health service for existing patients. Over a week, your healthcare provider will assess and manage your health concerns online. The total time spent communicating will be between 11-20 minutes. This service offers convenience and continuous care.
This service was performed 18 times for 16 patientsA phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.
This service was performed 47 times for 21 patientsA serum protein measurement is a blood test that determines the levels of proteins in your blood. It is used to evaluate your overall health, and diagnose nutritional problems, kidney disease, liver disease, or immune disorders.
This service was performed 187 times for 80 patientsPSA measurement is a simple blood test that checks for a specific protein produced by your body. High levels could indicate a health issue that needs further investigation. It's often used to monitor general wellness and is part of routine health screening.
This service was performed 262 times for 81 patientsThe Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.
This service was performed 44 times for 20 patientsUnclassified drugs are medications that don't fit into an existing category or class due to their unique properties or uses. They may be used for various conditions and their effects may differ widely. Always ask your healthcare provider for more information about these drugs.
This service was performed 62 times for 25 patientsA blood uric acid level test measures the amount of uric acid in your blood. Uric acid is a waste product that your body produces when it breaks down purines, substances found in your body and in certain foods. High levels may lead to gout or kidney stones.
This service was performed 47 times for 16 patientsA Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.
This service was performed 23 times for 22 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $48.71 for a new patient copayment and $28.43 for an established patient copayment.
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 22201 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99205
- Average New Patient Price $194.86
- Minimum New Patient Price $65.18
- Maximum New Patient Price $194.86
- Average New Patient Copayment $48.71
- Minimum New Patient Copayment $16.29
- Maximum New Patient Copayment $48.71
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $113.72
- Minimum Established Patient Price $21.4
- Maximum Established Patient Price $158.88
- Average Established Patient Copayment $28.43
- Minimum Established Patient Copayment $5.35
- Maximum Established Patient Copayment $39.72
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
Find Provider Hospital Affiliations - Privileges
Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.
Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. John Feigert is affiliated with the following medical facilities:
Hospital Name | Address | Phone | Hospital Type | Overall Rating |
---|---|---|---|---|
INOVA ALEXANDRIA HOSPITAL | 4320 SEMINARY RD ALEXANDRIA, VA 22304 | (703) 504-3167 | Acute Care Hospitals | |
VIRGINIA HOSPITAL CENTER | 1701 NORTH GEORGE MASON DRIVE ARLINGTON, VA 22205 | (703) 558-5000 | Acute Care Hospitals |
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NPI Validation Check Digit Calculation
The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.
Start with the original NPI number, the last digit is the check digit and is not used in the calculation. | |||||||||
1 | 0 | 3 | 3 | 1 | 7 | 4 | 5 | 6 | 0 |
Step 1: Double the value of the alternate digits, beginning with the rightmost digit. | |||||||||
2 | 0 | 6 | 3 | 2 | 7 | 8 | 5 | 12 | |
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24. | |||||||||
2 + 0 + 6 + 3 + 2 + 7 + 8 + 5 + 1 + 2 + 24 = 60 | |||||||||
Step 3: because the number obtained in step 2 ends in zero, the check digit is zero. | |||||||||
0 |
The NPI number 1033174560 is valid because the calculated check digit 0 using the Luhn validation algorithm matches the last digit of the original NPI number.
Other Providers at the Same Location
The following 8 providers are registered at the same or nearby location.
NPI | Name / Type | Taxonomy | Address |
---|---|---|---|
1265497861 | DR. PATRICIA A RODRIGUEZ M.D. Individual | Internal Medicine (Hematology & Oncology) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1477546695 | DR. JESSICA SUTHERLAND HEINTZ MD Individual | Internal Medicine (Hospice and Palliative Medicine) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1518103811 | KEERAN RAVIN SAMPAT MD Individual | Internal Medicine (Hematology & Oncology) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1588807721 | ISABELLE PHUONG LE M.D Individual | Internal Medicine (Hematology & Oncology) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1841546983 | MRS. KATHLEEN ELIZABETH WITKOWSKI CRNP Individual | Nurse Practitioner (Adult Health) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1922063437 | DR. ROBERT JOSEPH CHRISTIE M.D. Individual | Internal Medicine (Hematology & Oncology) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1215569942 | JENNA MARIE DAFFER NP Individual | Nurse Practitioner (Acute Care) | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
1871223586 | MICHELLE ST JOHN MS Individual | Genetic Counselor, MS | 1100 N GLEBE RD STE 1600 ARLINGTON, VA 22201 (571) 350-8400 |
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1033174560, enumerated in the NPI registry as an "individual" on April 18, 2006
The provider is located at 1100 N Glebe Rd Ste 1600 Arlington, Va 22201 and the phone number is (571) 350-8400
The provider's speciality is Internal Medicine with taxonomy code 207RH0003X with a focus in Hematology & Oncology
The provider has more than 43 years of experience.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.
Yes, as of June 20, 2025 the provider is registered in PECOS and is eligible to order health care services or supplies for Medicare patients. If you are a beneficiary the provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
Medicare beneficiaries should expect a typical cost of $194.86 with an average copayment of $48.71 for new patient appointments. Established patients should expect a typical charge of $113.72 and an average copayment of 28.43. Please review your insurance plan or contact the provider directly to determine your specific costs.
The most common procedures or services performed by this practitioner are: Administration of additional new drug or substance into vein using push technique, Administration of additional new drug or substance into vein, 1 hour or less, Administration of chemotherapy into vein, 1 hour or less, Administration of chemotherapy into vein, each additional hour, Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle, Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle, Beta-2 microglobulin (protein) level, Blood test, comprehensive group of blood chemicals, Blood test, thyroid stimulating hormone (tsh), Carcinoembryonic antigen (cea) protein level, Chemotherapy administration, intravenous infusion technique; initiation of infusion in the office/clinic setting using office/clinic pump/supplies, with continuation of the infusion in the community setting (e.g., home, domiciliary, rest home or assisted l, Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, Cyanocobalamin (vitamin b-12) level, Established patient office or other outpatient visit, 10-19 minutes, Established patient office or other outpatient visit, 20-29 minutes, Established patient office or other outpatient visit, 30-39 minutes, Ferritin (blood protein) level, Follow-up hospital inpatient care per day, typically 25 minutes, Gammaglobulin (immune system protein) measurement, Haptoglobin (serum protein) level, Immunologic analysis technique on serum (immunofixation), Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less, Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less, Infusion into a vein for therapy, prevention, or diagnosis, each additional hour, Infusion, normal saline solution , 1000 cc, Initial hospital inpatient care per day, typically 50 minutes, Injection of additional new drug or substance into vein, Injection of drug or substance under skin or into muscle, Injection, aprepitant, 1 mg, Injection, daratumumab, 10 mg and hyaluronidase-fihj, Injection, darbepoetin alfa, 1 microgram (non-esrd use), Injection, denosumab, 1 mg, Injection, dexamethasone sodium phosphate, 1 mg, Injection, diphenhydramine hcl, up to 50 mg, Injection, ferric carboxymaltose, 1 mg, Injection, fluorouracil, 500 mg, Injection, granisetron hydrochloride, 100 mcg, Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg, Injection, palonosetron hcl, 25 mcg, Injection, pembrolizumab, 1 mg, Injection, zoledronic acid, 1 mg, Insertion of needle into vein for collection of blood sample, Iron binding capacity, Iron level, Irrigation of implanted venous access drug delivery device, Lactate dehydrogenase (enzyme) level, Leuprolide acetate (for depot suspension), 7.5 mg, Magnesium level, Nephelometry, test method using light, New patient office or other outpatient visit, 30-44 minutes, New patient office or other outpatient visit, 45-59 minutes, Oncology care model (ocm) monthly enhanced oncology services (meos) payment for ocm enhanced services. g9678 payments may only be made to ocm practitioners for ocm beneficiaries for the furnishment of enhanced services as defined in the ocm participation a, Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes, Phosphate level, Protein measurement, serum, Psa (prostate specific antigen) measurement, total, Thyroxine (thyroid chemical), free, Unclassified drugs, Uric acid level, blood and Vitamin d-3 level.
The practitioner is affiliated to the following hospital(s): INOVA ALEXANDRIA HOSPITAL and VIRGINIA HOSPITAL CENTER. Hospital affiliations are identified through self-reporting data and service claims based on the place of service.
This NPI record was last updated on April 18, 2006. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
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