Doctor profile · Federal record
Dr. Michael Flanagan, M.D.
Advanced Heart Failure and Transplant Cardiology Physician (CMS: Advanced Heart Failure and Transplant Cardiology) · Internal Medicine Physician · Cardiovascular Disease Physician · Falls Church, VA
- NPI 1275516320
- Accepts Medicare
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 8 locations across 2 states.
- Primary practice
-
3300 Gallows RD
Falls Church, VA 220423300
(703) 776-4001
fax (703) 776-7113 - Mailing address
-
Po Box 37174
Baltimore, MD 212973174
Virginia — 6 locations
- Additional location
-
1005 N Glebe RD Ste 750
Arlington, VA 222015766
(703) 524-7202
fax (703) 516-4501 - Additional location
-
1600 N Beauregard St Ste 150
Alexandria, VA 223111732
(703) 776-6453
fax (703) 776-2797 - Additional location
-
21785 Filigree CT Ste 203
Ashburn, VA 201476214
(703) 933-2820
fax (571) 665-6820 - Additional location
-
2501 Parkers Ln
Alexandria, VA 223063209
(703) 664-7000
fax (703) 664-7666 - Additional location
-
2901 Telestar CT Ste 200
Falls Church, VA 220421262
(703) 573-3494
fax (703) 573-5353 - Additional location
-
8081 Innovation Park Dr Ste 700
Fairfax, VA 220314867
(571) 472-2900
fax (571) 742-2901
Maryland — 1 location
- Additional location
-
8901 Wisconsin Ave Cardiology Department
Bethesda, MD 208895600
(301) 295-0390
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- October 25, 2021
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207RA0001X — NUCC code
- State license (1)
- Virginia #0101238627
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275516320. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
438
Distinct HCPCS
7
Medicare allowed
$66,382
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 129 | 55 | $231 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 106 | 66 | $136 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 74 | 46 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 56 | 31 | $108 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 32 | 32 | $181 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 29 | 24 | $130 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 12 | 12 | $17 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 49. This provider delivers 8.9× the peer median.Open Payments
Industry payments received
All-time total
$139
Transactions
6
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 3 | $63.49 | |
| ABIOMED | 1 | $36.40 | |
| United Therapeutics Corporation | 1 | $20.06 | |
| Amgen Inc. | 1 | $19.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
603
Patients
153
Total drug cost
$981,094
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 88 | 31 | $1,831 |
| Spironolactone | Generic | 80 | 29 | $855 |
| Entresto (Sacubitril/Valsartan) | Brand | 71 | 19 | $113,921 |
| Furosemide | Generic | 61 | 20 | $431 |
| Jardiance (Empagliflozin) | Brand | 54 | 17 | $79,146 |
| Carvedilol | Generic | 40 | 12 | $539 |
| Atorvastatin Calcium | Generic | 38 | 13 | $656 |
| Camzyos (Mavacamten) | Brand | 28 | 0 | $218,580 |
| Torsemide | Generic | 27 | 12 | $1,118 |
| Losartan Potassium | Generic | 23 | 0 | $635 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Flanagan's medical specialty?
Dr. Michael Flanagan practices Advanced Heart Failure and Transplant Cardiology Physician in Falls Church, VA.
Where does Dr. Michael Flanagan practice?
Dr. Michael Flanagan practices at 3300 Gallows RD, Falls Church, VA 220423300. Office phone: 7037764001.
What is Dr. Michael Flanagan's NPI?
Dr. Michael Flanagan's National Provider Identifier (NPI) is 1275516320, issued by NPPES.
Does Dr. Michael Flanagan accept Medicare assignment?
Yes. Dr. Michael Flanagan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Flanagan commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.