Doctor profile · Federal record

Dr. Gregory Wong, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · San Francisco, CA

  • NPI 1043233158
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
229 7Th St
San Francisco, CA 941034003
(415) 503-6000
fax (415) 503-6099

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 4, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
California #A69611 · Michigan #4301070265
Medicaid
AZ #633637

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043233158. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
26
Distinct HCPCS
1
Medicare allowed
$2,704
HCPCS Description Services Patients Avg allowed
99443 Telephone medical discussion with physician, 21-30 minutes 26 21 $104

In context: peer comparison

Among 82 peers in San Francisco Family Medicine Physician, average services per provider: 96. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
39
Patients
30
Total drug cost
$684
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 39 30 $684

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Wong's medical specialty?
Dr. Gregory Wong practices Family Medicine Physician in San Francisco, CA.
Where does Dr. Gregory Wong practice?
Dr. Gregory Wong practices at 229 7Th St, San Francisco, CA 941034003. Office phone: 4155036000.
What is Dr. Gregory Wong's NPI?
Dr. Gregory Wong's National Provider Identifier (NPI) is 1043233158, issued by NPPES.
Does Dr. Gregory Wong accept Medicare assignment?
Yes. Dr. Gregory Wong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Wong commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.