NPPES file of Aug 9, 2026

Richard Shing Chan, O.D.

Optometrist · San Francisco, CA

Richard Shing Chan, O.D. is an optometrist with a practice address in San Francisco, California, and NPI 1922144625, issued on Jan 29, 2007. Check the license (California 8944, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922144625
Name
Richard Shing Chan
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
8944 CA
Self-reported in NPPES; status is on the state search
Practice location
1635 Divisadero St, San Francisco, CA 94115
Phone
(415) 833-3971
Enumerated
Jan 29, 2007
Record last updated
Jan 3, 2022
Fax
(415) 833-2790
Medicare enrollment
Enrolled (PECOS I20130810000024); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1635 Divisadero St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alexander Abad, M.P.T.Physical Therapist1790848505
  2. Jeff Azus, ODOptometrist1396810446
  3. Renee Ballinger, PTPhysical Therapist1447398094
  4. Molly Bouffard, CCC-SLPSpeech-Language Pathologist1588588057
  5. Matthew Chan, PTPhysical Therapist1821296807
  6. Tiffany Chan, O.D.Optometrist1992194203

Verify Richard Shing Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 8944    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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Industry payments in 2024: $34.42

1 payment: food and beverage; the largest payer was CooperVision Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Chan$34.42
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Optometrist providers in California

There are 8,308 optometrist records in California.

All 8,308 in California → Every provider in San Francisco →

Other optometrist records in California

  1. Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
  2. Saloumeh Abadi, ODSanta Monica, CA1699258756
  3. Davoud AbbasiFillmore, CA1902361678
  4. Christopher Abbott, O.D.Santee, CA1417936220
  5. Sara Abboud, ODAlbany, CA1649052846
  6. Ghezal Abdali, O.D.Tustin, CA1770688640
  7. Nahid Abdali, O.D.San Ramon, CA1700210242
  8. Yasmeen AbdelfattahIrvine, CA1417786617
  9. Marina Abdou, ODUpland, CA1356017321
  10. Angela Abe, OPTModesto, CA1336108885

Common questions

What is Richard Shing Chan, O.D.'s NPI number?

Richard Shing Chan, O.D.'s National Provider Identifier (NPI) is 1922144625, issued on Jan 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Richard Shing Chan, O.D. located?

The NPPES record lists a practice address at 1635 Divisadero St, San Francisco, CA, 94115. Phone: (415) 833-3971. Providers update this record themselves, so call before visiting.

How can I verify Richard Shing Chan, O.D.'s license?

NPPES lists California license number 8944, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.