NPPES file of Aug 9, 2026

E. Alexandra Athos Brown, M.D.

Neurology Physician · San Francisco, CA

E. Alexandra Athos Brown, M.D. is a neurology physician with a practice address in San Francisco, California, and NPI 1356651681, issued on Oct 20, 2010. Check the license (California A135432, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356651681
Name
E. Alexandra Athos Brown
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
A135432 CA
Self-reported in NPPES; status is on the state search
Practice location
1001 Potrero Ave, San Francisco, CA 94110
Phone
(415) 206-3215
Enumerated
Oct 20, 2010
Record last updated
Sep 27, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150717001148); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 2010
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 1001 Potrero Ave

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

  1. Elizabeth Abbs, M.D.Internal Medicine Physician1295269983
  2. Atokena AbeStudent in an Organized Health Care Education/Training Program1043130149
  3. Mary Ann AbilleRegistered Nurse1699155804
  4. Nasrin Aboudamous, FNPFamily Nurse Practitioner1699579912
  5. Elizabeth AdvientoRegistered Nurse1124968987
  6. Rocio Agraz-Lara, RN, PHNRegistered Nurse1003075995

Verify E. Alexandra Athos Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A135432
    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 neurology physician in 2024

64 Medicare Part D claims for 19 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. E. Alexandra Brown64
  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.

The practice group's MIPS final score for 2023 (Medicare payment program): 91.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score83.5
  2. Costout of 100 · 30%68.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. University OF California San FranciscoSan Francisco, CA
  2. 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).

E. Alexandra Athos Brown among 2,339 neurology physician records in California

E. Alexandra Athos Brown, 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 2010, is newer than 61% of them.

  • NPI issued2010 · 61% of these records are older, 36% 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 updated2016 · 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. Aaron Berkowitz, M.D., PH.D.San Francisco, CA 941101386878247
  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 E. Alexandra Athos Brown, M.D.'s NPI number?

E. Alexandra Athos Brown, M.D.'s National Provider Identifier (NPI) is 1356651681, issued on Oct 20, 2010. An NPI identifies a provider in billing; it is not a license.

Where is E. Alexandra Athos Brown, M.D. located?

The NPPES record lists a practice address at 1001 Potrero Ave, San Francisco, CA, 94110. Phone: (415) 206-3215. Providers update this record themselves, so call before visiting.

How can I verify E. Alexandra Athos Brown, M.D.'s license?

NPPES lists California license number A135432, 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 E. Alexandra Athos Brown, M.D. prescribe under Medicare Part D?

In 2024, E. Alexandra Athos Brown, M.D. had 64 Medicare Part D claims for 19 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is E. Alexandra Athos Brown, M.D.'s MIPS final score?

The 2023 MIPS final score is 91.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.