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John O'brien MD in Fairfax, Virginia

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John O'brien MD has Cardiovascular Disease (cardiology) as his primary medical specialty. Their primary office is: 8221 Willow Oaks Corporate Dr in Fairfax, Virginia. There are 8 additional office locations for John O'brien MD that can be viewed towards the end of their profile.

They're a part of the: Inova Health Care Services medical group which has around 1,995 members. You can call their office at 703-237-3446 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended Georgetown University School Of Medicine and graduated in 1977 (around 47 years of experience). They are listed as doing telehealth appointments.


John T O'brien MD Office Phone and Directions

John O'brien MD
Inova Health Care Services
8221 Willow Oaks Corporate Dr
Fairfax, Virginia 22031
703-237-3446


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Phone: 703-237-3446


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Healthcare Info for John O'brien MD

Medical School: Georgetown University School Of Medicine
Graduation Year: 1977
The Primary Medical Specialty for John O'brien MD is listed as: Cardiovascular Disease (cardiology)
Credentials: MD
Additional Credentials:
Approximate Years of Experience: 47
PAC (PECOS ID)#: 1557351533
NPI #: 1952392482
NPI Created On: 11/03/2005
NPI Last Updated Listed as: 01/05/2022
Primary Taxonomy Code: 207RC0000X
License Number:
0101036720
Listed Gender: Male

Insurance, Services, Charges


Forms of insurance accepted by include, but are not limited to:

  • Humana
  • Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English.


Services and Procedures include:

  1. Routine ekg using at least 12 leads including interpretation and report
  2. Routine electrocardiogram (ekg) using at least 12 leads with interpretation and report
  3. Routine electrocardiogram (ekg) using at least 12 leads with interpretation and report
  4. Exercise or drug-induced heart and blood vessel stress test with ekg monitoring, physician supervision, interpretation, and report
  5. Exercise or drug-induced heart and blood vessel stress test with ekg monitoring, physician interpretation and report
  6. Heart rhythm tracing, analysis, and interpretation of 48-hour ekg
  7. Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function
  8. Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function
  9. Follow-up or limited ultrasound examination of heart
  10. Follow-up or limited heart doppler ultrasound study of heart blood flow, valves, and chambers
  11. Doppler ultrasound study of color-directed heart blood flow, rate, and valve function
  12. Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck
  13. New patient office or other outpatient visit, typically 30 minutes
  14. New patient office or other outpatient visit, typically 45 minutes
  15. Established patient office or other outpatient visit, typically 15 minutes
  16. Established patient office or other outpatient, visit typically 25 minutes
  17. Initial hospital inpatient care, typically 50 minutes per day
  18. Subsequent hospital inpatient care, typically 25 minutes per day
  19. Subsequent hospital inpatient care, typically 35 minutes per day

They took part in Medicare's Electronic Health Record Incentive Program which was designed to help move people over to electronic records and improve the systems that were already in place.
They took part in the Medicare Physician Quality Reporting System (PQRS).

Open Payments Data. This can include items to test (Durable Medical Equipment (DME)), Biological, Drug Samples, etc. This data must be reported to CMS.


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 813125909

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: CARDIOVASCULAR

Name of Drug #1: ENTRESTO

Open Associated Drug #1: 0078-0659-20


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 813125913

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: CARDIOVASCULAR

Name of Drug #1: ENTRESTO

Open Associated Drug #1: 0078-0659-20


Additional Office Locations

1. Inova Health Care Services
8081 Innovation Park Dr
Fairfax, VA 22031
Group Members: 1,995


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2. Inova Health Care Services
3600 Joseph Siewick Dr
Fairfax, VA 22033
Group Members: 1,995

Phone: 703-237-3446

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3. Inova Health Care Services
3580 Joseph Siewick Dr
Fairfax, VA 22033
Group Members: 1,995


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4. Inova Health Care Services
3300 Gallows Rd
Falls Church, VA 22042
Group Members: 1,995


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5. Inova Health Care Services
130 Park St Se
Vienna, VA 22180
Suite 100
Group Members: 1,995

Phone: 703-237-3446

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6. Inova Health Care Services
3833 Fairfax Dr
Arlington, VA 22203
Group Members: 1,995


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7. Inova Health Care Services
44045 Rivderside Pkwy
Leesburg, VA 20176
Group Members: 1,995


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8. Inova Health Care Services
21785 Filigree Ct
Ashburn, VA 20147
Group Members: 1,995


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Cardiovascular Disease (cardiology) Professionals in Fairfax

8221 Willow Oaks Corporate Dr
Fairfax, VA
Inova Health Care Services

8081 Innovation Park Dr
Fairfax, VA
Inova Health Care Services

3600 Joseph Siewick Dr
Fairfax, VA
Inova Health Care Services

3580 Joseph Siewick Dr
Fairfax, VA
Inova Health Care Services

3580 Joseph Siewick Dr
Fairfax, VA
Inova Health Care Services

8221 Willow Oaks Corporate Dr
Fairfax, VA
Inova Health Care Services

Providers in Inova Health Care Services

1.Imran Abassi

224 B Cornwall Nwst
Leesburg Va 20176-2701
Inova Health Care Services
Psychiatry

2.Imran Abassi

3300 Gallows Rd
Falls Church Va 22042-3307
Inova Health Care Services
Psychiatry

3.Imran Abassi

8505 Arlington Blvd
Fairfax Va 22031-4630
Inova Health Care Services
Psychiatry

4.Farideh Abbasi

3300 Gallows Rd
Falls Church Va 22042-3307
Inova Health Care Services
Nurse Practitioner

5.Farideh Abbasi

44045 Rivderside Pkwy
Leesburg Va 20176-5101
Inova Health Care Services
Nurse Practitioner

6.Nagla Abdel Karim

44045 Rivderside Pkwy
Leesburg Va 20176-5101
Inova Health Care Services
Medical Oncology

View all 1,995 members of Inova Health Care Services medical group