NPPES file of Aug 9, 2026

Kenneth D. Laxer, M.D.

Neurology Physician · San Francisco, CA

Kenneth D. Laxer, M.D. is a neurology physician with a practice address in San Francisco, California, and NPI 1861460990, issued on Mar 14, 2006. Check the license (California G28500, 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
1861460990
Name
Kenneth D. Laxer
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
G28500 CA
Self-reported in NPPES; status is on the state search
Practice location
1100 Van Ness Ave, San Francisco, CA 94109
Phone
(415) 600-7880
Enumerated
Mar 14, 2006
Record last updated
May 21, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(415) 369-1373
Medicaid ID
00G285000 CA
Medicare enrollment
Enrolled (PECOS I20100120000096); accepts Medicare assignment
Medical or professional school
University Of California, Irvine, California College Of Medicine, 1973
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1100 Van Ness Ave

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

  1. Anousheh Afjei, MDInternal Medicine Physician1992365431
  2. Mohammed Ahmed, MDInternal Medicine Physician1700245115
  3. Haila AlbgalFamily Nurse Practitioner1417566043
  4. Ashley Arnold, LCSWClinical Social Worker1710559687
  5. Anjali Asrani, NPNurse Practitioner1184279770
  6. Ginny BaoEndocrinology, Diabetes & Metabolism Physician1801383286

Verify Kenneth D. Laxer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G28500
    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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4% fewer Medicare Part D claims than the average neurology physician in 2024

1,311 Medicare Part D claims for 99 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Kenneth Laxer1,311
  2. Specialty average1,370

Most prescribed

  1. Xcopri207 claims
  2. Clobazam154 claims
  3. Levetiracetam139 claims
  4. Fycompa122 claims
  5. Lamotrigine106 claims
  6. Lacosamide103 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.

Industry payments in 2024: $69,631.15

58 payments; by number, the most common kind was food and beverage; the largest payer was SK Life Science, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kenneth Laxer$69,631
  2. Specialty average$8,318

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kenneth D. Laxer among 2,339 neurology physician records in California

Kenneth D. Laxer, M.D. is one of 2,339 neurology 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 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1973 · median 2006 among the 1,628 with a school on file
  • Record last updated2020 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Ahmad Ata, MDSan Francisco, CA 941091972525939
  2. Matthew Butrum, MDSan Francisco, CA 941091710187133
  3. James Cole, MDSan Francisco, CA 941091548603426
  4. Floyd Fortuin, MDSan Francisco, CA 941091043381098
  5. Zuolu Liu, MDSan Francisco, CA 941091518384726
  6. Rebecca Michael, M.D.San Francisco, CA 941091588920532
  7. Daniel Shalom, M.D.San Francisco, CA 941091710015730
  8. James Soong, M.D.San Francisco, CA 941091114992294

Common questions

What is Kenneth D. Laxer, M.D.'s NPI number?

Kenneth D. Laxer, M.D.'s National Provider Identifier (NPI) is 1861460990, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kenneth D. Laxer, M.D. located?

The NPPES record lists a practice address at 1100 Van Ness Ave, San Francisco, CA, 94109. Phone: (415) 600-7880. Providers update this record themselves, so call before visiting.

How can I verify Kenneth D. Laxer, M.D.'s license?

NPPES lists California license number G28500, 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 Kenneth D. Laxer, M.D. prescribe under Medicare Part D?

In 2024, Kenneth D. Laxer, M.D. had 1,311 Medicare Part D claims for 99 beneficiaries; the average among neurology physician prescribers was 1,370. 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.