NPPES file of Aug 9, 2026

William Ryan Fisher, DC

Chiropractor · San Francisco, CA

William Ryan Fisher, DC is a chiropractor with a practice address in San Francisco, California, and NPI 1184181299, issued on Feb 25, 2019. Check the license (California 34254, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1184181299
Name
William Ryan Fisher
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
34254 CA
Self-reported in NPPES; status is on the state search
Practice location
1545 Broadway, San Francisco, CA 94109
Phone
(415) 563-3800
Enumerated
Feb 25, 2019
Record last updated
Feb 25, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(415) 292-7911
Medicare enrollment
Enrolled (PECOS I20220701000759); accepts Medicare assignment
Medical or professional school
Palmer College Chiropractic - Davenport, 2017
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.
Download card Updates feed

Also registered at 1545 Broadway

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

  1. Kisoo Han, D.C.Chiropractor1740306745
  2. Karla Mehlenbacher, D.C.Neurology Chiropractor1588056956

Verify William Ryan Fisher 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 34254
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Palmercare Chiropractic Chantilly LLCChantilly, VA

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

William Ryan Fisher among 11,498 chiropractor records in California

William Ryan Fisher, DC is one of 11,498 chiropractor records with a practice address in California. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 84% of them.

  • NPI issued2019 · 84% of these records are older, 14% newer
  • In a Medicare fileYes · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated2017 · median 1999 among the 2,907 with a school on file
  • Record last updated2019 · 77% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Chiropractor providers in California

There are 11,498 chiropractor records in California.

The 8 chiropractor records with the nearest ZIP codes

  1. Charles Bixby, D.C.San Francisco, CA 941091073796975
  2. Alan Connealy, D.C.San Francisco, CA 941091134340284
  3. John Girlando, D.C.San Francisco, CA 941091588710966
  4. Kisoo Han, D.C.San Francisco, CA 941091740306745
  5. Melanie Hernand, DCSan Francisco, CA 941091396064184
  6. Robert Hotz, D.C.San Francisco, CA 941091003947037
  7. Anthony Hui, DCSan Francisco, CA 941091841349396
  8. Kevin Hwang, D.C.San Francisco, CA 941091992716609

Common questions

What is William Ryan Fisher, DC's NPI number?

William Ryan Fisher, DC's National Provider Identifier (NPI) is 1184181299, issued on Feb 25, 2019. An NPI identifies a provider in billing; it is not a license.

Where is William Ryan Fisher, DC located?

The NPPES record lists a practice address at 1545 Broadway, San Francisco, CA, 94109. Phone: (415) 563-3800. Providers update this record themselves, so call before visiting.

How can I verify William Ryan Fisher, DC's license?

NPPES lists California license number 34254, 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.

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.