Physician Profile
Francis J. Obrien, MD
Unclaimed ProfileAbout Dr. Obrien
Based in New York, NY, Francis J. Obrien, MD is listed in the NPI registry under cardiovascular disease. Francis graduated from Harvard Medical School in 1982. Medicare claims data shows Francis provided 9,923 services to 6,272 patients. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and insertion of needle into vein for collection of blood sample.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (212) 726-7457
- Email not available
Practice Locations
317 E 34TH ST
New York, NY 10016
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Procedures & services
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
9,923 services · 6,272 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
837 | More than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
2,420 | More than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
552 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | Treatment | 93351 |
274 | More than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
272 | More than most peers in Cardiovascular Disease |
| Ultrasound of heart blood flow, valves and chambers | Treatment | 93320 |
271 | More than most peers in Cardiovascular Disease |
| Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days | Treatment | 93244 |
91 | More than most peers in Cardiovascular Disease |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
63 | As often as other peers in Cardiovascular Disease |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
51 | More often than most peers in Cardiovascular Disease |
| Influenza vaccine, inactivated | Treatment | 90653 |
22 | Less often than most peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiologists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cardiologists in New York 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Harvard Medical School 7
Other providers in the same specialty who trained at the same institution.
Class of 1982 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Obrien?
Dr. Obrien is a cardiologist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
What is Dr. Obrien's address?
Dr. Obrien is listed at 317 E 34Th St, New York, NY 10016. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Obrien?
The number on file is (212) 726-7457. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Obrien?
Dr. Obrien's National Provider Identifier is 1336148717. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Obrien train?
Dr. Obrien attended Harvard Medical School, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Obrien have?
Dr. Obrien has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Obrien perform?
According to Medicare billing data, Dr. Obrien performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Obrien's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Obrien. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.