Registry data as of Aug 27, 2026

Kristin Cosner, NP

Nurse Practitioner · San Francisco, CA

Kristin Cosner, NP is a nurse practitioner with a practice address in San Francisco, California, and NPI 1821623745, issued on Mar 11, 2020. Check the license (California 95009964, 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
1821623745
Name
Kristin Cosner
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95009964 CA
Self-reported in NPPES; status is on the state search
Practice location
1975 4TH St FL 6, San Francisco, CA 94143
Phone
(415) 476-3831
Enumerated
Mar 11, 2020
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 1975 4TH St FL 6

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

  1. Dane Kohler, NPNurse Practitioner1093386203
  2. Vincent Whelan, M.D.Pediatrics Physician1285993667

Verify Kristin Cosner 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 95009964    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 →

Nurse Practitioner providers in California

There are 7,120 nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,120 in California → Every provider in San Francisco →

Other nurse practitioner records in California

  1. Barbara Aaronson, RN/NURSE PRACTITONERLos Angeles, CA1588988182
  2. Albert Aba, AGNPSan Francisco, CA1578353777
  3. Venice AbabatColton, CA1083240881
  4. Martha Ababneh, CNAEl Monte, CA1275118614
  5. Chelsea Abad, CRNP, AGPCNP - BCDuarte, CA1952848137
  6. Shayda Abadi, NPPalo Alto, CA1316745540
  7. Jessika Abarca, NPSan Fernando, CA1972263945
  8. Hangama Abassi, N.P.Walnut Creek, CA1487083655
  9. Elizabeth Abaunza, NPSan Francisco, CA1962044347
  10. Honeylynn Abaya, NPMoreno Valley, CA1528799145

Common questions

What is Kristin Cosner, NP's NPI number?

Kristin Cosner, NP's National Provider Identifier (NPI) is 1821623745, issued on Mar 11, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Kristin Cosner, NP located?

The NPPES record lists a practice address at 1975 4TH St FL 6, San Francisco, CA, 94143. Phone: (415) 476-3831. Providers update this record themselves, so call before visiting.

How can I verify Kristin Cosner, NP's license?

NPPES lists California license number 95009964, 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.

Compiled from official public sources by the editorial process.

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.