NPPES file of Aug 9, 2026

Aaron Lee Berkowitz, M.D., PH.D.

Neurology Physician · San Francisco, CA

Aaron Lee Berkowitz, M.D., PH.D. is a neurology physician with a practice address in San Francisco, California, and NPI 1386878247, issued on May 7, 2009. Check the license (California C166152, 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
1386878247
Name
Aaron Lee Berkowitz
Credential
M.D., PH.D.
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
C166152 CA
244648 MA
254410 MA
Self-reported in NPPES; status is on the state search
Practice location
1001 Potrero Avenue, San Francisco, CA 94110
Phone
(628) 206-6182
Enumerated
May 7, 2009
Record last updated
May 24, 2022
Medicare enrollment
Enrolled (PECOS I20220602002709); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 2010
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 1001 Potrero Avenue

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

  1. James Allison, MDGastroenterology Physician1265535777
  2. Deborah Anderson, CNMRegistered Nurse1801821053
  3. Patrick AvilaGastroenterology Physician1114365699
  4. Amin Azzam, MDPsychiatry Physician1811927395
  5. Jennifer Babik, MDInternal Medicine Physician1457421208
  6. Roland Bainton, MDAnesthesiology Physician1376596213

Verify Aaron Lee Berkowitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C166152
    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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94% fewer Medicare Part D claims than the average neurology physician in 2024

80 Medicare Part D claims for 25 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Aaron Berkowitz80
  2. Specialty average1,370

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.

Bills Medicare through one group practice

  1. University OF California Sfgh Medical GroupSan Francisco, CA

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

Aaron Lee Berkowitz among 2,339 neurology physician records in California

Aaron Lee Berkowitz, M.D., PH.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 2009, is newer than 58% of them.

  • NPI issued2009 · 58% of these records are older, 39% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2010 · median 2006 among the 1,628 with a school on file
  • Record last updated2022 · 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. Edilberto Amorim De Cerqueira Filho, MDSan Francisco, CA 941101205148848
  2. E. Alexandra Brown, M.D.San Francisco, CA 941101356651681
  3. Jesse Claude Hemphill, MDSan Francisco, CA 941101811942568
  4. Holly Hinson, M.D., MCRSan Francisco, CA 941101780711135
  5. Max KazerSan Francisco, CA 941101619342003
  6. Pierre Martin, M.D.San Francisco, CA 941101265964779
  7. Lennart Mucke, MDSan Francisco, CA 941101013128347
  8. Pritikanta Paul, MDSan Francisco, CA 941101801201025

Common questions

What is Aaron Lee Berkowitz, M.D., PH.D.'s NPI number?

Aaron Lee Berkowitz, M.D., PH.D.'s National Provider Identifier (NPI) is 1386878247, issued on May 7, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Lee Berkowitz, M.D., PH.D. located?

The NPPES record lists a practice address at 1001 Potrero Avenue, San Francisco, CA, 94110. Phone: (628) 206-6182. Providers update this record themselves, so call before visiting.

How can I verify Aaron Lee Berkowitz, M.D., PH.D.'s license?

NPPES lists California license number C166152, 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 Aaron Lee Berkowitz, M.D., PH.D. prescribe under Medicare Part D?

In 2024, Aaron Lee Berkowitz, M.D., PH.D. had 80 Medicare Part D claims for 25 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.