DR. DAVID GREG OLIVER M.D.
NPI 1265424733
Specialist in Easton, MD

NPI Status: Active since August 19, 2005

Contact Information

503 CYNWOOD DR
EASTON, MD
ZIP 21601
Phone: (410) 822-0110
Fax: (410) 822-4785

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  • Individual
  • Male
  • Years of Experience 41
  • Specialist
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About DAVID OLIVER

This page provides the complete NPI Profile along with additional information for David Oliver, a provider established in Easton, Maryland with a medical specialization in Specialist and more than 41 years of experience. He graduated from University Of Virginia School Of Medicine in 1985. The healthcare provider is registered in the NPI registry with number 1265424733 assigned on August 2005. The practitioner's primary taxonomy code is 174400000X with license number D0039749 (MD). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1265424733
Provider Name
DR. DAVID GREG OLIVER M.D.
Gender
Male
Entity Type
Individual
Location Address
503 CYNWOOD DR EASTON, MD 21601
Location Phone
(410) 822-0110
Location Fax
(410) 822-4785
Mailing Address
503 CYNWOOD DR EASTON, MD 21601
Mailing Phone
(410) 822-0110
Medical School Name
UNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE
Graduation Year
1985
Is Sole Proprietor?
No
Enumeration Date
08-19-2005
Last Update Date
10-29-2007
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
D0039749
License State
MD
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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
786M366FMEDICARE PIN (08)MD 

Medicare Participation & PECOS Enrollment Status

David Oliver 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.

David Oliver 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: 4183616378

    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: I20040330001222

    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.

Durable Medical Equipment

  • DME-Other DME (DE001N)

    Tubing with integrated heating element for use with positive airway pressure device (HCPCS:A4604)

    5 DME suppliers used 81 Medicare Claims 82 Services Paid

  • DME-Other DME (DE000N)

    Administration set, with small volume nonfiltered pneumatic nebulizer, disposable (HCPCS:A7003)

    5 DME suppliers used 132 Medicare Claims 257 Services Paid

  • DME-Other DME (DE000N)

    Administration set, with small volume nonfiltered pneumatic nebulizer, non-disposable (HCPCS:A7005)

    5 DME suppliers used 82 Medicare Claims 82 Services Paid

  • DME-Other DME (DE000N)

    Filter, disposable, used with aerosol compressor or ultrasonic generator (HCPCS:A7013)

    2 DME suppliers used 35 Medicare Claims 43 Services Paid

  • DME-Other DME (DE000N)

    Aerosol mask, used with dme nebulizer (HCPCS:A7015)

    4 DME suppliers used 26 Medicare Claims 28 Services Paid

  • DME-Other DME (DE001N)

    Full face mask used with positive airway pressure device, each (HCPCS:A7030)

    5 DME suppliers used 52 Medicare Claims 52 Services Paid

  • DME-Other DME (DE001N)

    Face mask interface, replacement for full face mask, each (HCPCS:A7031)

    5 DME suppliers used 55 Medicare Claims 159 Services Paid

  • DME-Other DME (DE001N)

    Cushion for use on nasal mask interface, replacement only, each (HCPCS:A7032)

    4 DME suppliers used 62 Medicare Claims 355 Services Paid

  • DME-Other DME (DE001N)

    Pillow for use on nasal cannula type interface, replacement only, pair (HCPCS:A7033)

    5 DME suppliers used 38 Medicare Claims 219 Services Paid

  • DME-Other DME (DE001N)

    Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap (HCPCS:A7034)

    6 DME suppliers used 93 Medicare Claims 94 Services Paid

  • DME-Other DME (DE001N)

    Headgear used with positive airway pressure device (HCPCS:A7035)

    5 DME suppliers used 82 Medicare Claims 82 Services Paid

  • DME-Other DME (DE001N)

    Tubing used with positive airway pressure device (HCPCS:A7037)

    5 DME suppliers used 46 Medicare Claims 46 Services Paid

  • DME-Other DME (DE001N)

    Filter, disposable, used with positive airway pressure device (HCPCS:A7038)

    5 DME suppliers used 132 Medicare Claims 766 Services Paid

  • DME-Other DME (DE001N)

    Filter, non disposable, used with positive airway pressure device (HCPCS:A7039)

    4 DME suppliers used 24 Medicare Claims 24 Services Paid

  • DME-Other DME (DE001N)

    Water chamber for humidifier, used with positive airway pressure device, replacement, each (HCPCS:A7046)

    5 DME suppliers used 54 Medicare Claims 54 Services Paid

  • DME-Oxygen and Supplies (DC000N)

    Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

    6 DME suppliers used 229 Medicare Claims 249 Services Paid

  • DME-Oxygen and Supplies (DC000N)

    Portable oxygen contents, gaseous, 1 month's supply = 1 unit (HCPCS:E0443)

    2 DME suppliers used 31 Medicare Claims 43 Services Paid

  • DME-Other DME (DE001N)

    Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) (HCPCS:E0470)

    2 DME suppliers used 22 Medicare Claims 22 Services Paid

  • DME-Other DME (DE001N)

    Humidifier, heated, used with positive airway pressure device (HCPCS:E0562)

    2 DME suppliers used 56 Medicare Claims 63 Services Paid

  • DME-Other DME (DE000N)

    Nebulizer, with compressor (HCPCS:E0570)

    7 DME suppliers used 357 Medicare Claims 384 Services Paid

  • DME-Other DME (DE001N)

    Continuous positive airway pressure (cpap) device (HCPCS:E0601)

    3 DME suppliers used 62 Medicare Claims 69 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    8 DME suppliers used 474 Medicare Claims 486 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Portable oxygen concentrator, rental (HCPCS:E1392)

    2 DME suppliers used 102 Medicare Claims 102 Services Paid

  • DME-Other DME (DE000N)

    Pharmacy dispensing fee for inhalation drug(s); initial 30-day supply as a beneficiary (HCPCS:G0333)

    5 DME suppliers used 22 Medicare Claims 22 Services Paid

  • DME-Other DME (DE000N)

    Pharmacy dispensing fee for inhalation drug(s); per 30 days (HCPCS:Q0513)

    21 DME suppliers used 821 Medicare Claims 821 Services Paid

Drugs Administered Through DME

  • DME-Drugs Administered Through DME (DG006N)

    Arformoterol, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 15 micrograms (HCPCS:J7605)

    3 DME suppliers used 40 Medicare Claims 2400 Services Paid

  • DME-Drugs Administered Through DME (DG006N)

    Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms (HCPCS:J7606)

    8 DME suppliers used 433 Medicare Claims 25471 Services Paid

  • DME-Drugs Administered Through DME (DG006N)

    Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg (HCPCS:J7613)

    17 DME suppliers used 266 Medicare Claims 54079 Services Paid

  • DME-Drugs Administered Through DME (DG006N)

    Levalbuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 0.5 mg (HCPCS:J7614)

    3 DME suppliers used 16 Medicare Claims 5085 Services Paid

  • DME-Drugs Administered Through DME (DG006N)

    Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme (HCPCS:J7620)

    10 DME suppliers used 105 Medicare Claims 12790 Services Paid

  • DME-Drugs Administered Through DME (DG000N)

    Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg (HCPCS:J7626)

    10 DME suppliers used 417 Medicare Claims 24036 Services Paid

  • DME-Drugs Administered Through DME (DG006N)

    Ipratropium bromide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram (HCPCS:J7644)

    3 DME suppliers used 40 Medicare Claims 2244 Services Paid

  • DME-Drugs Administered Through DME (DG006N)

    Revefenacin inhalation solution, fda-approved final product, non-compounded, administered through dme, 1 microgram (HCPCS:J7677)

    4 DME suppliers used 133 Medicare Claims 693190 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 non-hormonal anti-neoplastic chemotherapy under skin or into muscle

This 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 118 times for 30 patients

Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)

This visit involves discussing the necessity of a lung cancer screening using a low dose CT scan. It's a chance to determine if you're eligible for the test and to make an informed decision about proceeding. The scan can potentially detect lung cancer early, improving treatment outcomes.

This service was performed 113 times for 113 patients

Established patient office or other outpatient visit, 10-19 minutes

This 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 100 times for 90 patients

Established patient office or other outpatient visit, 20-29 minutes

This 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 657 times for 451 patients

Established patient office or other outpatient visit, 30-39 minutes

This 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 384 times for 263 patients

Established patient office or other outpatient visit, 40-54 minutes

This 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 91 times for 80 patients

Injection, omalizumab, 5 mg

Omalizumab is a medication given via injection. It's used to treat severe allergic asthma and chronic hives when other treatments fail. The 5mg dose is determined by your doctor based on your weight and condition.

This service was performed 1,785 times for 12 patients

New patient office or other outpatient visit, 45-59 minutes

This 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 60 times for 60 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 124 times for 124 patients

Smoking and tobacco use intensive counseling, 4-10 minutes

This service provides brief, intensive counseling (4-10 minutes) to support you in quitting smoking or tobacco use. It involves discussing the risks of tobacco use, benefits of quitting, and strategies to help you stop. It's a critical step towards a healthier lifestyle.

This service was performed 79 times for 79 patients

Test for exercise-induced lung stress

An exercise-induced lung stress test assesses how your lungs respond to physical activity. During the test, you'll exercise on a treadmill or stationary bike while your heart rate, breathing, blood pressure, and oxygen levels are monitored. This helps identify any abnormal lung responses to exercise.

This service was performed 15 times for 15 patients

Test to determine lung volumes using gas dilution or washout

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

This service was performed 101 times for 101 patients

Test to examine how well the lungs exchange gases

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

This service was performed 101 times for 101 patients

Test to measure expiratory airflow and volume changes before and after medication administration

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

This service was performed 94 times for 94 patients

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. David Oliver is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
UNIVERSITY OF MD SHORE MEDICAL CTR AT CHESTERTOWN100 BROWN STREET
CHESTERTOWN, MD 21620
(410) 778-7668Acute Care Hospitals
UNIVERSITY OF MD SHORE MEDICAL CENTER AT EASTON219 SOUTH WASHINGTON STREET
EASTON, MD 21601
(410) 822-1000Acute 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.
1265424733
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
2212582876
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 2 + 1 + 2 + 5 + 8 + 2 + 8 + 7 + 6 + 24 = 67
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
70 - 67 = 33

The NPI number 1265424733 is valid because the calculated check digit 3 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
1558340646DR. LUDWIG EGLSEDER M.D.
Individual
Family Medicine503 CYNWOOD DR
EASTON, MD 21601
(410) 763-8264
1508929233 LISA BLADES TOWNSEND
Individual
Pharmacist503 CYNWOOD DR
EASTON, MD 21601
(410) 822-3700
1285785170 JAMES THEODORE MYERS
Individual
Pharmacist503 CYNWOOD DR
EASTON, MD 21601
(410) 822-3700
1063601441DAVID G OLIVER MD PC
Organization
Internal Medicine (Pulmonary Disease)503 CYNWOOD DR
EASTON, MD 21601
(410) 822-0110
1861450041LUDWIG J EGLSEDER III
Organization
Internal Medicine503 CYNWOOD DR
EASTON, MD 21601
(410) 820-8824
1124112404HILL'S DRUG STORE, INC.
Organization
Pharmacy (Community/Retail Pharmacy)503 CYNWOOD DR
EASTON, MD 21601
(410) 822-3700
1215021597HILLS DRUG STORE
Organization
Pharmacy503 CYNWOOD DR
EASTON, MD 21601
(410) 819-6541
1902949506 PEYMAN OTMISHI M.D.
Individual
Internal Medicine (Pulmonary Disease)503 CYNWOOD DR SUITE 3
EASTON, MD 21601
(410) 822-0110

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265424733, enumerated in the NPI registry as an "individual" on August 19, 2005

The provider is located at 503 Cynwood Dr Easton, Md 21601 and the phone number is (410) 822-0110

The provider's speciality is Specialist with taxonomy code 174400000X

The provider has more than 41 years of experience. He graduated from University Of Virginia School Of Medicine in 1985.

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.

The most common procedures or services performed by this practitioner are: Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle, Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making), 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, Injection, omalizumab, 5 mg, New patient office or other outpatient visit, 45-59 minutes, New patient office or other outpatient visit, 60-74 minutes, Smoking and tobacco use intensive counseling, 4-10 minutes, Test for exercise-induced lung stress, Test to determine lung volumes using gas dilution or washout, Test to examine how well the lungs exchange gases and Test to measure expiratory airflow and volume changes before and after medication administration.

The practitioner is affiliated to the following hospital(s): UNIVERSITY OF MD SHORE MEDICAL CTR AT CHESTERTOWN and UNIVERSITY OF MD SHORE MEDICAL CENTER AT EASTON. Hospital affiliations are identified through self-reporting data and service claims based on the place of service.

This NPI record was last updated on August 19, 2005. 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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