NPPES file of Aug 9, 2026

Cheryl Alyssa Mather, MD

Anatomic Pathology & Clinical Pathology Physician · San Francisco, CA

Cheryl Alyssa Mather, MD is an anatomic pathology & clinical pathology physician with a practice address in San Francisco, California, and NPI 1578887311, issued on Mar 23, 2010. Check the license (California A137058, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578887311
Name
Cheryl Alyssa Mather
Credential
MD
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License numbers
A137058 CA
60295984 WA
Self-reported in NPPES; status is on the state search
Practice location
185 Berry St, San Francisco, CA 94107
Phone
(415) 514-8214
Enumerated
Mar 23, 2010
Record last updated
Aug 3, 2015 (not updated in 11 years: call before relying on the address or phone)
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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8 nearest anatomic pathology & clinical pathology physician records → All 1,554 in California → Look up another NPI →

Also registered at 185 Berry St

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

  1. Nadia Anderson, DO, MPHFamily Medicine Physician1356045884
  2. Simone Arvisais-Anhalt, M.D.Student in an Organized Health Care Education/Training Program1215463625
  3. Clarence Balke, MDClinical Cardiac Electrophysiology Physician1871661660
  4. George Brooks, M.D.Internal Medicine Physician1407898455
  5. Traci Ginsberg, FNP-BCFamily Nurse Practitioner1588268528
  6. Katelyn Hashimoto, M.S.Genetic Counselor (M.S.)1699071530

Verify Cheryl Alyssa Mather in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A137058    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

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Cheryl Alyssa Mather among 1,554 anatomic pathology & clinical pathology physician records in California

Cheryl Alyssa Mather, MD is one of 1,554 anatomic pathology & clinical pathology physician records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2010, is newer than 67% of them.

  • NPI issued2010 · 67% of these records are older, 30% newer
  • In a Medicare fileNo · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2015 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology & Clinical Pathology Physician providers in California

There are 1,554 anatomic pathology & clinical pathology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,554 in California → Every provider in San Francisco → Anatomic Pathology & Clinical Pathology Physician nationwide →

The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes

  1. Laura Brown, M.D.San Francisco, CA 941071235523515
  2. William Karlon, M.D.San Francisco, CA 941071154365088
  3. Theodore Kurtz, M.D.San Francisco, CA 941071497797443
  4. Dianna Ng, MDSan Francisco, CA 941071942599873
  5. Jonee Taylor, MDSan Francisco, CA 941071801162136
  6. Anjanaa Vijayanarayanan, MDSan Francisco, CA 941071811476047
  7. Marilda Chung, M.D.San Francisco, CA 941091770527327
  8. Judith Doyle, M.D.San Francisco, CA 941091891915252

Common questions

What is Cheryl Alyssa Mather, MD's NPI number?

Cheryl Alyssa Mather, MD's National Provider Identifier (NPI) is 1578887311, issued on Mar 23, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Cheryl Alyssa Mather, MD located?

The NPPES record lists a practice address at 185 Berry St, San Francisco, CA, 94107. Phone: (415) 514-8214. Providers update this record themselves, so call before visiting.

How can I verify Cheryl Alyssa Mather, MD's license?

NPPES lists California license number A137058, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.