Registry data as of Aug 27, 2026

Martha Baer, RN

Registered Nurse · San Francisco, CA

Martha Baer, RN is a registered nurse with a practice address in San Francisco, California, and NPI 1750226262, issued on Apr 21, 2026. Check the license (California 733243, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1750226262
Name
Martha Baer
Credential
RN
Primary taxonomy
Registered Nurse 163W00000X
License number
733243 CA
Self-reported in NPPES; status is on the state search
Practice location
995 Potrero Ave, San Francisco, CA 94110
Phone
(628) 206-5252
Enumerated
Apr 21, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 995 Potrero Ave

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

  1. Danielle Alkov, M.D.Family Medicine Physician1174960892
  2. Gloria AlonzoContractor1417378316
  3. Suzanne Barakat, M.D.Student in an Organized Health Care Education/Training Program1851703946
  4. George Beatty, MDInternal Medicine Physician1649387457
  5. Ignacio Becerra-Licha, M.D.Student in an Organized Health Care Education/Training Program1215374418
  6. Rexford Bloxsom-Carter, M.A.Mental Health Counselor1265712855

Verify Martha Baer 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 733243
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

830 registered nurse records list a San Francisco practice address

They are 830 of the 38,143 NPPES records with a San Francisco practice address, and 16,593 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other registered nurse records in California

  1. Patricia A Onyango, RNModesto, CA1780424473
  2. Adelaida A Zavala, RNOntario, CA1235702804
  3. Anu Aaltonen-Bond, RNRancho Cordova, CA1972895696
  4. Victoria AardappelChico, CA1396148698
  5. Denise Aaron, RNSan Diego, CA1497345268
  6. Tiffanne Aaronsen, FNPIndio, CA1568191807
  7. Bernadette Marie Abadilla, RNMillbrae, CA1154970697
  8. Brenda Abalos, RNNational City, CA1497064737
  9. Carla Abalos, RNUnion City, CA1669158523
  10. Caron Faustino Marti AbalosCerritos, CA1811603327

Common questions

What is Martha Baer, RN's NPI number?

Martha Baer, RN's National Provider Identifier (NPI) is 1750226262, issued on Apr 21, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Martha Baer, RN located?

The NPPES record lists a practice address at 995 Potrero Ave, San Francisco, CA, 94110. Phone: (628) 206-5252. Providers update this record themselves, so call before visiting.

How can I verify Martha Baer, RN's license?

NPPES lists California license number 733243, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.