Doctor profile · Federal record

Dr. Richard Chan, O.D.

Optometrist (CMS: Optometry) · San Francisco, CA

  • NPI 1922144625
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1635 Divisadero St, Suite 360
San Francisco, CA 941153036
(415) 833-3971
fax (415) 833-2790

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
January 3, 2022
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #8944

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922144625. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$34
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
CooperVision INC. 1 $34.42

By nature of payment

Food and Beverage
$34

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Chan's medical specialty?
Dr. Richard Chan practices Optometrist in San Francisco, CA.
Where does Dr. Richard Chan practice?
Dr. Richard Chan practices at 1635 Divisadero St, San Francisco, CA 941153036. Office phone: 4158333971.
What is Dr. Richard Chan's NPI?
Dr. Richard Chan's National Provider Identifier (NPI) is 1922144625, issued by NPPES.
Does Dr. Richard Chan accept Medicare assignment?
Yes. Dr. Richard Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.