Alexandra Irene Fonseca, DC
Chiropractor · San Francisco, CA
Alexandra Irene Fonseca, DC is a chiropractor with a practice address in San Francisco, California, and NPI 1659958692, issued on Mar 25, 2021. Check the license (California 34511, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexandra Irene Fonseca
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 34511 CA
Self-reported in NPPES; status is on the state search - Practice location
- 605 Market St Ste 1250, San Francisco, CA 94105
- Phone
- (415) 236-1810
- Enumerated
- Mar 25, 2021
- Record last updated
- Mar 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20230830003168); accepts Medicare assignment
- Medical or professional school
- Palmer College Chiropractic - West Sunnyvale, 2018
- Entity
- Type 1 · individual
Also registered at 605 Market St Ste 1250
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sophia Zimmerman, CMTMassage Therapist1467024588
Verify Alexandra Irene Fonseca in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 34511Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Bailey Cruze Premier Health Chiropractic, Inc.San Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chiropractor providers in California
There are 11,498 chiropractor records in California.
All 11,498 in California → Every provider in San Francisco →
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Common questions
What is Alexandra Irene Fonseca, DC's NPI number?
Alexandra Irene Fonseca, DC's National Provider Identifier (NPI) is 1659958692, issued on Mar 25, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Alexandra Irene Fonseca, DC located?
The NPPES record lists a practice address at 605 Market St Ste 1250, San Francisco, CA, 94105. Phone: (415) 236-1810. Providers update this record themselves, so call before visiting.
How can I verify Alexandra Irene Fonseca, DC's license?
NPPES lists California license number 34511, 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.