Doctor profile · Federal record

Dr. WON-TAK CHOI, M.D., PH.D.

Anatomic Pathology Physician (CMS: PATHOLOGY) · Anatomic Pathology & Clinical Pathology Physician · SAN FRANCISCO, CA

  • NPI 1275860918
  • Accepts Medicare
  • MIPS 70.8 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
505 PARNASSUS AVE # M552
SAN FRANCISCO, CA 941432204
(415) 353-9533
Additional location
1001 Potrero Ave # 6D, SFGH OB GYN
San Francisco, CA 941103518
(909) 544-1955
Mailing address
1 BAYSIDE VILLAGE PL, APT 103
SAN FRANCISCO, CA 941071437

Credentials & registration

NPPES · NUCC
NPI registered
November 2009 — 17 yrs on file
Profile last updated
October 22, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207ZP0101X — NUCC code
State license (1)
California #A132954

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275860918. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,480
Distinct HCPCS
8
Medicare allowed
$64,186
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 827 387 $42
88341 Special stained specimen slides to examine tissue, each additional procedure 239 54 $32
88342 Special stained specimen slides to examine tissue, initial procedure 171 136 $39
88307 Pathology examination of tissue using a microscope, moderately high complexity 79 57 $94
88313 Special stained specimen slides to examine tissue including interpretation and report 63 28 $14
88304 Pathology examination of tissue using a microscope, moderately low complexity 42 30 $13
88309 Pathology examination of tissue using a microscope, high complexity 32 24 $165
88312 Special stained specimen slides to identify organisms including interpretation and report 27 24 $30

In context: peer comparison

Among 13 peers in this city , average services per provider: 105. This provider delivers 14× the peer median.

Hospital affiliations

CMS Hospital Compare