Doctor profile · Federal record
Dr. Margaret McNamara, MD
Internal Medicine Physician (CMS: Internal Medicine) · Boston, MA
- NPI 1093152134
- Accepts Medicare
- 13 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
800 Washington St # 600B
Boston, MA 021111552
(617) 636-5400
fax (617) 636-1375 - Additional location
-
593 Eddy St
Providence, RI 029034923
(401) 443-4992
fax (401) 784-4902 - Mailing address
-
800 Washington Street, #600B
Boston, MA 02111
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #270210
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093152134. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
264
Distinct HCPCS
4
Medicare allowed
$25,589
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 131 | 83 | $103 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 85 | 71 | $70 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 33 | 30 | $153 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 13 | $70 |
In context: peer comparison
Among 547 peers in this city , average services per provider: 81. This provider delivers 3.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,363
Patients
266
Total drug cost
$135,311
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 202 | 49 | $3,442 |
| Lisinopril | Generic | 121 | 26 | $918 |
| Metoprolol Succinate | Generic | 117 | 25 | $2,722 |
| Omeprazole | Generic | 116 | 25 | $2,448 |
| Amlodipine Besylate | Generic | 102 | 23 | $709 |
| Gabapentin | Generic | 99 | 21 | $1,232 |
| Oxycodone Hcl | Generic | 89 | 14 | $1,065 |
| Losartan Potassium | Generic | 79 | 19 | $974 |
| Lorazepam | Generic | 77 | 13 | $318 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 67 | 21 | $3,480 |
Hospital affiliations
Frequently asked questions
What is Dr. Margaret McNamara's medical specialty?
Dr. Margaret McNamara practices Internal Medicine Physician in Boston, MA.
Where does Dr. Margaret McNamara practice?
Dr. Margaret McNamara practices at 800 Washington St # 600B, Boston, MA 021111552. Office phone: 6176365400.
What is Dr. Margaret McNamara's NPI?
Dr. Margaret McNamara's National Provider Identifier (NPI) is 1093152134, issued by NPPES.
Does Dr. Margaret McNamara accept Medicare assignment?
Yes. Dr. Margaret McNamara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret McNamara commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.