NPPES file of Aug 9, 2026

Allison Slater, MD, MBE

Family Medicine Physician · San Rafael, CA

Allison Slater, MD, MBE is a family medicine physician with a practice address in San Rafael, California, and NPI 1790362085, issued on Mar 24, 2021. Check the license (California A191332, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1790362085
Name
Allison Slater
Credential
MD, MBE
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A191332 CA
Self-reported in NPPES; status is on the state search
Practice location
3260 Kerner Blvd, San Rafael, CA 94901
Phone
(415) 448-1500
Enumerated
Mar 24, 2021
Record last updated
Dec 10, 2025
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 3260 Kerner Blvd

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

  1. Melanie Austin, NP RN CNMAdvanced Practice Midwife1023111226
  2. Kiara Barbieri, MSN, CPNP-PCPediatric Nurse Practitioner1396361770
  3. Nicole Betenia, MD MPHObstetrics & Gynecology Physician1316309511
  4. Charles Bookoff, MDObstetrics & Gynecology Physician1982664496
  5. Suzette Burrous, FNP RN CNMAdvanced Practice Midwife1619075629
  6. Ayah El-Beshbeeshy, RDRegistered Dietitian1922548916

Verify Allison Slater in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A191332
    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.

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95% fewer Medicare Part D claims than the average family medicine physician in 2024

174 Medicare Part D claims for 36 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Allison Slater174
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Allison Slater among 17,133 family medicine physician records in California

Allison Slater, MD, MBE is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2025 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 family medicine physician records list a practice address in San Rafael

They are 37 of the 3,159 NPPES records with a practice address in San Rafael, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mark Agness, M.D.Marysville, CA 949011609816743
  2. Michael Frumkin, MDSan Rafael, CA 949011154382158
  3. Darell Hawley, DOSan Rafael, CA 949011295484962
  4. Iver Juster, MDSan Rafael, CA 949011073437026
  5. Kenneth Lossing, DOSan Rafael, CA 949011891884243
  6. Steven Segerstrom, M.DMarysville, CA 949011205876240
  7. Suzanna Sherer, NPSan Rafael, CA 949011336630334
  8. David Tully-Smith, M.D.San Rafael, CA 949011598890287

Common questions

What is Allison Slater, MD, MBE's NPI number?

Allison Slater, MD, MBE's National Provider Identifier (NPI) is 1790362085, issued on Mar 24, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Allison Slater, MD, MBE located?

The NPPES record lists a practice address at 3260 Kerner Blvd, San Rafael, CA, 94901. Phone: (415) 448-1500. Providers update this record themselves, so call before visiting.

How can I verify Allison Slater, MD, MBE's license?

NPPES lists California license number A191332, 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.

How much does Allison Slater, MD, MBE prescribe under Medicare Part D?

In 2024, Allison Slater, MD, MBE had 174 Medicare Part D claims for 36 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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.