Doctor profile · Federal record

Dr. Galina Tan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Cambridge, MA

  • NPI 1689011447
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1493 Cambridge St
Cambridge, MA 021391047
(617) 665-1068

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
July 7, 2017
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Massachusetts #265471 · Massachusetts #255644

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689011447. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
249
Distinct HCPCS
4
Medicare allowed
$18,237
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 133 70 $80
99213 Established patient office or other outpatient visit, 20-29 minutes 79 52 $63
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 22 22 $58
99214 Established patient office or other outpatient visit, 30-39 minutes 15 12 $85

In context: peer comparison

Among 70 peers in Cambridge Internal Medicine Physician, average services per provider: 94. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,443
Patients
391
Total drug cost
$144,252
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 247 78 $4,645
Lisinopril Generic 169 38 $1,759
Metformin Hcl Generic 118 23 $1,893
Losartan Potassium Generic 100 31 $1,926
Omeprazole Generic 91 34 $1,934
Metoprolol Succinate Generic 88 27 $2,117
Amlodipine Besylate Generic 87 24 $799
Trulicity (Dulaglutide) Brand 79 17 $122,422
Levothyroxine Sodium Generic 76 27 $1,442
Gabapentin Generic 74 17 $1,008

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Galina Tan's medical specialty?
Dr. Galina Tan practices Internal Medicine Physician in Cambridge, MA.
Where does Dr. Galina Tan practice?
Dr. Galina Tan practices at 1493 Cambridge St, Cambridge, MA 021391047. Office phone: 6176651068.
What is Dr. Galina Tan's NPI?
Dr. Galina Tan's National Provider Identifier (NPI) is 1689011447, issued by NPPES.
Does Dr. Galina Tan accept Medicare assignment?
Yes. Dr. Galina Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Galina Tan 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.