Doctor profile · Federal record

Dr. Nina Tan, MD

Internal Medicine Physician (CMS: Internal Medicine) · Seattle, WA

  • NPI 1134616550
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4245 Roosevelt Way Ne
Seattle, WA 981056008
(206) 598-5500
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
November 10, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD61173794
Medicaid
WA #1134616550

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134616550. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
278
Distinct HCPCS
4
Medicare allowed
$29,091
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 103 90 $105
99213 Established patient office or other outpatient visit, 20-29 minutes 98 91 $71
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 47 47 $144
99215 Established patient office or other outpatient visit, 40-54 minutes 30 27 $154

In context: peer comparison

Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 3.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
431
Patients
75
Total drug cost
$5,771
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 71 24 $678
Amlodipine Besylate Generic 57 21 $485
Losartan Potassium Generic 51 15 $783
Levothyroxine Sodium Generic 43 15 $739
Simvastatin Generic 27 0 $230
Lisinopril Generic 26 0 $289
Famotidine Generic 24 0 $424
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 20 0 $636
Alendronate Sodium Generic 17 0 $155
Gabapentin Generic 16 0 $240

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nina Tan's medical specialty?
Dr. Nina Tan practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Nina Tan practice?
Dr. Nina Tan practices at 4245 Roosevelt Way Ne, Seattle, WA 981056008. Office phone: 2065985500.
What is Dr. Nina Tan's NPI?
Dr. Nina Tan's National Provider Identifier (NPI) is 1134616550, issued by NPPES.
Does Dr. Nina Tan accept Medicare assignment?
Yes. Dr. Nina Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nina 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.