Francis Obrien, MD
NPI 1336148717 · Cardiovascular Disease Physician · New York, NY
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Francis Obrien, MD is a Cardiovascular Disease Physician provider in New York, NY (NPI 1336148717).
Provider details
- NPI number
- 1336148717
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 157747 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
9,913 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 2,420 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 2,326 | $142 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 837 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 661 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 656 | $13 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 1,679 | 491 |
| Metoprolol Succinate | 1,045 | 302 |
| Atorvastatin Calcium | 870 | 281 |
| Amlodipine Besylate | 870 | 241 |
| Apixabanbrand: Eliquis | 686 | 166 |
| Ezetimibe | 637 | 201 |
| Valsartan | 401 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Francis Obrien's NPI number?
- Francis Obrien's National Provider Identifier (NPI) is 1336148717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Francis Obrien's specialty?
- Francis Obrien is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Francis Obrien located?
- Francis Obrien's practice location on file with NPPES is 317 E 34th St, New York, NY 10016-4974.
- What is Francis Obrien's phone number?
- The practice phone number listed in the NPPES registry for Francis Obrien is (212) 726-7457.
- Does Francis Obrien accept Medicare?
- Francis Obrien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Francis Obrien's NPI active?
- Yes — Francis Obrien's NPI (1336148717) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.