Doctor profile · Federal record

Dr. Thomas Nguyen, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Seattle, WA

  • NPI 1023339306
  • Accepts Medicare
  • MIPS 91.1 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1229 Madison St Ste 1440, Box 356540
Seattle, WA 981043538
(206) 625-0578
fax (206) 625-9184

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
July 31, 2014
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Washington #60169630

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023339306. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
17
Distinct HCPCS
1
Medicare allowed
$2,152
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 17 17 $127

In context: peer comparison

Among 172 peers in this city , average services per provider: 23. This provider delivers 0.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Nguyen's medical specialty?
Dr. Thomas Nguyen practices Anesthesiology Physician in Seattle, WA.
Where does Dr. Thomas Nguyen practice?
Dr. Thomas Nguyen practices at 1229 Madison St Ste 1440, Seattle, WA 981043538. Office phone: 2066250578.
What is Dr. Thomas Nguyen's NPI?
Dr. Thomas Nguyen's National Provider Identifier (NPI) is 1023339306, issued by NPPES.
Does Dr. Thomas Nguyen accept Medicare assignment?
Yes. Dr. Thomas Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.