Registry data as of Aug 27, 2026

Jeffrey Hays, MD

Psychiatry Physician · San Francisco, CA

Jeffrey Hays, MD is a psychiatry physician with a practice address in San Francisco, California, and NPI 1578798237, issued on May 26, 2009. Check the license (California G52598, as entered in NPPES) on the Medical Board of California; 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
1578798237
Name
Jeffrey Hays
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
G52598 CA
Self-reported in NPPES; status is on the state search
Practice location
50 California St, San Francisco, CA 94111
Phone
(415) 398-2753
Enumerated
May 26, 2009
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 50 California St

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

  1. Claudia AbreuPsychiatric/Mental Health Nurse Practitioner1033999826
  2. Janelle FowlerHealth Educator1659901395
  3. James House, PH.D.Psychologist1316061245

Verify Jeffrey Hays in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G52598
    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
Open 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 →

696 psychiatry physician records list a San Francisco practice address

They are 696 of the 38,143 NPPES records with a San Francisco practice address, and 7,890 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other psychiatry physician records in California

  1. Nancy Aaen, MDNapa, CA1609816669
  2. Criselda Abad-Santos, M.D.Woodland Hills, CA1760461826
  3. Mekabiz Abaian, MDSan Bernardino, CA1891090163
  4. Kafia Abbasi, M.D.French Camp, CA1215114897
  5. Michele Abbasi, M.D.Westlake Village, CA1093940330
  6. Zohaib AbbasiMartinez, CA1013392224
  7. Chester Abbott, M.D.Pasadena, CA1053442186
  8. Nancy Abdelmalak, M.D.Elk Grove, CA1912137498
  9. Ezzat Abdelmalek, M.DDana Point, CA1992828826
  10. Ahmed AbdelrazekSacramento, CA1669092128

Common questions

What is Jeffrey Hays, MD's NPI number?

Jeffrey Hays, MD's National Provider Identifier (NPI) is 1578798237, issued on May 26, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Hays, MD located?

The NPPES record lists a practice address at 50 California St, San Francisco, CA, 94111. Phone: (415) 398-2753. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Hays, MD's license?

NPPES lists California license number G52598, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.