Michael Flanagan, M.D.
NPI 1275516320 · Advanced Heart Failure and Transplant Cardiology Physician · Falls Church, VA
Enrolled with Medicare as Practitioner - Advanced Heart Failure and Transplant Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Flanagan, M.D. is a Advanced Heart Failure and Transplant Cardiology Physician provider in Falls Church, VA (NPI 1275516320).
Provider details
- NPI number
- 1275516320
- Entity type
- Individual
- Primary specialty
- Advanced Heart Failure and Transplant Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101238627 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
8 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
393 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 162 | $135 |
| Critical Care, First 30-74 Minutes99291 | 94 | $225 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $104 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 42 | $174 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 36 | $84 |
| Heart Rhythm Review, and Interpretation of Continous External Ekg Over More Than 48 Hours Up to 7 Days93244 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 146 | 50 |
| Spironolactone | 131 | 46 |
| Mavacamtenbrand: Camzyos | 99 | 12 |
| Sacubitril/Valsartanbrand: Entresto | 95 | 28 |
| Empagliflozinbrand: Jardiance | 79 | 27 |
| Furosemide | 74 | 26 |
| Carvedilol | 70 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$139 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (7)
- 8901 Wisconsin Ave Cardiology DepartmentBethesda, MD 20889-5600Phone: (301) 295-0390
- 2501 Parkers LnAlexandria, VA 22306-3209Phone: (703) 664-7000Fax: (703) 664-7666
- 1600 N Beauregard St Ste 150Alexandria, VA 22311-1732Phone: (703) 776-6453Fax: (703) 776-2797
- 1005 N Glebe Rd Ste 750Arlington, VA 22201-5766Phone: (703) 524-7202Fax: (703) 516-4501
- 21785 Filigree Ct Ste 203Ashburn, VA 20147-6214Phone: (703) 933-2820Fax: (571) 665-6820
- 8081 Innovation Park Dr Ste 700Fairfax, VA 22031-4867Phone: (571) 472-2900Fax: (571) 742-2901
- 2901 Telestar Ct Ste 200Falls Church, VA 22042-1262Phone: (703) 573-3494Fax: (703) 573-5353
Registry dates
- Enumerated
- 2005-11-22
- Last updated
- 2021-10-25
- Certified
- 2021-10-25
Frequently asked questions
- What is Michael Flanagan's NPI number?
- Michael Flanagan's National Provider Identifier (NPI) is 1275516320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Flanagan's specialty?
- Michael Flanagan is listed in the NPPES registry with a primary specialty of Advanced Heart Failure and Transplant Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Flanagan located?
- Michael Flanagan's practice location on file with NPPES is 3300 Gallows Rd, Falls Church, VA 22042-3300.
- What is Michael Flanagan's phone number?
- The practice phone number listed in the NPPES registry for Michael Flanagan is (703) 776-4001.
- Does Michael Flanagan accept Medicare?
- Michael Flanagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Flanagan's NPI active?
- Yes — Michael Flanagan's NPI (1275516320) is active in the NPPES registry as of the last update on 2021-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.