W KIERNAN O'CALLAGHAN
NPI 1932294816
Internal Medicine in Santa Barbara, CA
NPI Status: Active since October 04, 2006
Contact Information
51 HITCHCOCK WAY
SANTA BARBARA, CA
ZIP 93105
Phone: (805) 681-1761
Fax: (805) 681-1768
- Individual
- Male
- Years of Experience 55
- Internal Medicine
- Accepts Medicare Approved Payment
- PECOS Enrolled
About W O'CALLAGHAN
This page provides the complete NPI Profile along with additional information for W O'callaghan, an internist established in Santa Barbara, California with a medical specialization in Internal Medicine and more than 55 years of experience. He graduated from Georgetown University School Of Medicine in 1971. The healthcare provider is registered in the NPI registry with number 1932294816 assigned on October 2006. The practitioner's primary taxonomy code is 207R00000X with license number G23727 (CA). The provider is registered as an individual and his NPI record was last updated 13 years ago.
- NPI
- 1932294816
- Provider Name
- W KIERNAN O'CALLAGHAN
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 51 HITCHCOCK WAY SANTA BARBARA, CA 93105
- Location Phone
- (805) 681-1761
- Location Fax
- (805) 681-1768
- Mailing Address
- PO BOX 62106 SANTA BARBARA, CA 93160
- Mailing Phone
- (805) 681-1761
- Mailing Fax
- (805) 681-1768
- Medical School Name
- GEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
- Graduation Year
- 1971
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-04-2006
- Last Update Date
- 11-28-2012
- Code Navigator
An internist like W O'callaghan 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
- Taxonomy Code
- 207R00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G23727
- License State
- CA
- Taxonomy Description
- A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
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 |
---|---|---|---|
067028 | MEDICARE ID-TYPE UNSPECIFIED (04) | ||
A42050 | MEDICARE UPIN (02) |
Medicare Participation & PECOS Enrollment Status
W O'callaghan 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.
W O'callaghan 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: 8325012495
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: I20121025000453
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
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.
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen
Automated white blood cell count
Blood glucose (sugar) test performed by hand-held instrument
Blood test, basic group of blood chemicals (calcium, ionized)
Detection test by nucleic acid for multiple types influenza virus
Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique
Electrocardiogram (ecg) 1 to 3 leads with review by physician
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
Established patient office or other outpatient visit, 40-54 minutes
Infusion into a vein for hydration, 31-60 minutes
Infusion, normal saline solution , 1000 cc
Injection of drug or substance under skin or into muscle
Injection, ceftriaxone sodium, per 250 mg
Injection, ketorolac tromethamine, per 15 mg
New patient office or other outpatient visit, 15-29 minutes
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional
Red blood cell concentration measurement
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
This service was performed 88 times for 87 patientsAn automated white blood cell count is a test that measures the number of white blood cells in your body. These cells help fight infections and diseases. The test involves taking a small blood sample from your arm. The results can provide important information about your health.
This service was performed 40 times for 40 patientsA blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
This service was performed 51 times for 49 patientsA basic group of blood chemicals test, including calcium and ionized, is a simple procedure where a small amount of blood is drawn from your arm. This test helps assess your body's overall health and detect potential disorders like kidney disease or bone disease.
This service was performed 30 times for 29 patientsA detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.
This service was performed 37 times for 37 patientsThis test detects Group A Streptococcus bacteria in your body. It uses an amplified probe technique, which amplifies the bacteria's nucleic acid, making it easier to identify. This test helps diagnose conditions like strep throat or scarlet fever.
This service was performed 17 times for 16 patientsAn Electrocardiogram (ECG) is a non-invasive test that records the electrical activity of your heart. It uses 1 to 3 leads (sensors) placed on your skin. A physician reviews the results to assess heart rate, rhythm, and detect any abnormalities.
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 24 times for 23 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 212 times for 200 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 61 times for 61 patientsThis service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
This service was performed 11 times for 11 patientsThis is a procedure where a sterile solution is administered into your vein to help restore body fluid balance. It typically lasts between 31-60 minutes. It's a safe, common treatment for dehydration or to deliver medication.
This service was performed 11 times for 11 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 18 times for 17 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 30 times for 28 patientsCeftriaxone sodium is an antibiotic injection used to treat a variety of bacterial infections. Each injection contains 250 mg of the medicine. It works by stopping the growth of bacteria in your body.
This service was performed 53 times for 13 patientsKetorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.
This service was performed 23 times for 11 patientsThis service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.
This service was performed 14 times for 14 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 46 times for 46 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 15 times for 15 patientsThis service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.
This service was performed 108 times for 100 patientsRed blood cell concentration measurement is a routine blood test that assesses the number of red blood cells in your blood. These cells carry oxygen throughout your body. The test can help identify conditions like anemia or dehydration. It's a simple, quick, and relatively painless procedure.
This service was performed 27 times for 27 patientsAn electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
This service was performed 28 times for 28 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $34.99 for a new patient copayment and $27.06 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 93105 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $139.99
- Minimum New Patient Price $62.01
- Maximum New Patient Price $184.4
- Average New Patient Copayment $34.99
- Minimum New Patient Copayment $15.5
- Maximum New Patient Copayment $46.1
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $108.26
- Minimum Established Patient Price $20.6
- Maximum Established Patient Price $151.2
- Average Established Patient Copayment $27.06
- Minimum Established Patient Copayment $5.15
- Maximum Established Patient Copayment $37.8
* 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.
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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 | 9 | 3 | 2 | 2 | 9 | 4 | 8 | 1 | 6 |
Step 1: Double the value of the alternate digits, beginning with the rightmost digit. | |||||||||
2 | 9 | 6 | 2 | 4 | 9 | 8 | 8 | 2 | |
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24. | |||||||||
2 + 9 + 6 + 2 + 4 + 9 + 8 + 8 + 2 + 24 = 74 | |||||||||
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit. | |||||||||
80 - 74 = 6 | 6 |
The NPI number 1932294816 is valid because the calculated check digit 6 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 |
---|---|---|---|
1427492156 | MARILYN MENDOZA M.D. Individual | Pediatrics | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 563-6211 |
1801809660 | DR. ANNE V WHITE D.O. Individual | Internal Medicine (Geriatric Medicine) | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 681-1761 |
1124136734 | JOHN GREGORY GAITAN M.D. Individual | Pediatrics | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 563-6211 |
1194821900 | COLLEEN CIANCIARULO N.P. Individual | Nurse Practitioner (Pediatrics) | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 563-6211 |
1770698144 | DANIEL R BRENNAN M.D. Individual | Pediatrics | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 563-6211 |
1932527983 | MARIAM GUENTHER MD Individual | Allergy & Immunology | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 681-7635 |
1730573015 | VICTORIA ENG MD Individual | Allergy & Immunology | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 681-7635 |
1912585100 | DR. KRYSTLE IRVINE MD Individual | Family Medicine (Geriatric Medicine) | 51 HITCHCOCK WAY SANTA BARBARA, CA 93105 (805) 563-6180 |
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1932294816, enumerated in the NPI registry as an "individual" on October 04, 2006
The provider is located at 51 Hitchcock Way Santa Barbara, Ca 93105 and the phone number is (805) 681-1761
The provider's speciality is Internal Medicine with taxonomy code 207R00000X
The provider has more than 55 years of experience. He graduated from Georgetown University School Of Medicine in 1971.
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 $139.99 with an average copayment of $34.99 for new patient appointments. Established patients should expect a typical charge of $108.26 and an average copayment of 27.06. 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: Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen, Automated white blood cell count, Blood glucose (sugar) test performed by hand-held instrument, Blood test, basic group of blood chemicals (calcium, ionized), Detection test by nucleic acid for multiple types influenza virus, Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique, Electrocardiogram (ecg) 1 to 3 leads with review by physician, 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, Established patient office or other outpatient visit, 40-54 minutes, Infusion into a vein for hydration, 31-60 minutes, Infusion, normal saline solution , 1000 cc, Injection of drug or substance under skin or into muscle, Injection, ceftriaxone sodium, per 250 mg, Injection, ketorolac tromethamine, per 15 mg, New patient office or other outpatient visit, 15-29 minutes, New patient office or other outpatient visit, 30-44 minutes, New patient office or other outpatient visit, 45-59 minutes, Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional, Red blood cell concentration measurement and Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report.
This NPI record was last updated on October 04, 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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