Registry data as of Aug 27, 2026

Mustafa Ansari, M.D.

Neurology Physician · Los Angeles, CA

Mustafa Ansari, M.D. is a neurology physician with a practice address in Los Angeles, California, and NPI 1396088258, issued on Mar 29, 2013. Check the license (California A133804, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1396088258
Name
Mustafa Ansari
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
A133804 CA
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St Ste 3000, Los Angeles, CA 90033
Phone
(323) 442-5710
Enumerated
Mar 29, 2013
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 1520 San Pablo St Ste 3000

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

  1. Ashim Ahuja, MDNeurology Physician1972063329
  2. Zainab Al Obaidi, MDNeurology Physician1144969692
  3. Raya Aliakbar, MPH, DOStudent in an Organized Health Care Education/Training Program1538747399
  4. Jordan Amar, MDNeurology Physician1407340409
  5. Lilyana Amezcua, M.D.Neurology Physician1306031240
  6. Soraya Arzhan, MDNeurology Physician1205417524

Verify Mustafa Ansari in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A133804
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

39% fewer Medicare Part D claims than the average neurology physician in 2024

830 Medicare Part D claims for 95 beneficiaries, against an average of 1,356 among the 13,714 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Mustafa Ansari830
  2. Specialty average1,356

Most prescribed

  1. Dalfampridine Er131 claims
  2. Baclofen52 claims
  3. Gabapentin44 claims
  4. Nurtec Odt37 claims
  5. Pregabalin31 claims
  6. Modafinil25 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.

One hospital or facility affiliation

  1. Regents OF The Univ OF CASacramento, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Neurology Physician providers in California

There are 2,160 neurology physician records in California.

Other neurology physician records in California

  1. Venkat Raghav Aachi, MDThousand Oaks, CA1740640051
  2. John Aalbers, M.D.San Diego, CA1942262431
  3. Puya Abbassi, D.O.San Jose, CA1831695428
  4. Ahmed Abdelhak, MB CHBSan Francisco, CA1053013748
  5. Hadi Abou El Hassan, MDLos Angeles, CA1053995720
  6. John Paul Aboubechara, MD, PHDPalo Alto, CA1205461803
  7. Justin Abraham, M.D., M.B.A.Santa Barbara, CA1225322522
  8. Scott Abramson, M.D.San Leandro, CA1891873667
  9. Valerie Acevedo, D.O.Newport Beach, CA1043258502
  10. Saviour Achilike, MDTracy, CA1033506688

Common questions

What is Mustafa Ansari, M.D.'s NPI number?

Mustafa Ansari, M.D.'s National Provider Identifier (NPI) is 1396088258, issued on Mar 29, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Mustafa Ansari, M.D. located?

The NPPES record lists a practice address at 1520 San Pablo St Ste 3000, Los Angeles, CA, 90033. Phone: (323) 442-5710. Providers update this record themselves, so call before visiting.

How can I verify Mustafa Ansari, M.D.'s license?

NPPES lists California license number A133804, 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 Mustafa Ansari, M.D. prescribe under Medicare Part D?

In 2024, Mustafa Ansari, M.D. had 830 Medicare Part D claims for 95 beneficiaries; the average among neurology physician prescribers was 1,356. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.