Doctor profile · Federal record

Dr. Aba Ewusi

Internal Medicine Physician (CMS: Internal Medicine) · Cambridge, MA

  • NPI 1205847506
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1493 Cambridge St
Cambridge, MA 021391047
(617) 389-6270

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #220554

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205847506. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
275
Distinct HCPCS
2
Medicare allowed
$36,854
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 209 77 $115
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 66 63 $195

In context: peer comparison

Among 70 peers in this city , average services per provider: 94. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
75
Patients
0
Total drug cost
$4,214
Drug Type Claims Patients Total cost
Carbamazepine Er (Carbamazepine) Brand 26 0 $3,478
Quetiapine Fumarate Generic 24 0 $368
Levothyroxine Sodium Generic 13 0 $241
Metformin Hcl Er (Metformin Hcl) Brand 12 0 $127

Frequently asked questions

Auto-generated from federal data
What is Dr. Aba Ewusi's medical specialty?
Dr. Aba Ewusi practices Internal Medicine Physician in Cambridge, MA.
Where does Dr. Aba Ewusi practice?
Dr. Aba Ewusi practices at 1493 Cambridge St, Cambridge, MA 021391047. Office phone: 6173896270.
What is Dr. Aba Ewusi's NPI?
Dr. Aba Ewusi's National Provider Identifier (NPI) is 1205847506, issued by NPPES.
Does Dr. Aba Ewusi accept Medicare assignment?
Yes. Dr. Aba Ewusi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aba Ewusi commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Initial nursing facility care with high level of medical decision making (HCPCS 99306). Source: CMS Medicare Physician & Other Practitioners file.