NPPES file of Aug 9, 2026

Ajay Sharan Mathur, MD

Family Medicine Physician · Anaheim, CA

Ajay Sharan Mathur, MD is a family medicine physician with a practice address in Anaheim, California, and NPI 1437220415, issued on Nov 13, 2006. Check the license (California A73903, 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
1437220415
Name
Ajay Sharan Mathur
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A73903 CA
Self-reported in NPPES; status is on the state search
Practice location
441 N Lakeview Ave, Anaheim, CA 92807
Phone
(888) 988-2800
Enumerated
Nov 13, 2006
Record last updated
Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100728001007); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1999
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 441 N Lakeview Ave

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

  1. Adan Abarca, MDFamily Medicine Physician1760553689
  2. Peter Abdel Sayed, MDVascular & Interventional Radiology Physician1760553648
  3. Behnam Abdollahi, MDDermatopathology Physician1598836520
  4. Mark Abramson, MDInternal Medicine Physician1396812202
  5. Suzanne Ackley, MDNeuromusculoskeletal Medicine & OMM Physician1740351667
  6. Carol Ahmed, D.O.Family Medicine Physician1598962961

Verify Ajay Sharan Mathur in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A73903
    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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2.3 times the Medicare Part D claims of the average family medicine physician in 2024

8,097 Medicare Part D claims for 1,686 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 289 claims were for opioids.

  1. Ajay Mathur8,097
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium725 claims
  2. Amlodipine Besylate349 claims
  3. Rosuvastatin Calcium307 claims
  4. Levothyroxine Sodium250 claims
  5. Losartan Potassium220 claims
  6. Lisinopril209 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupBrea, CA

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

Ajay Sharan Mathur among 17,133 family medicine physician records in California

Ajay Sharan Mathur, MD 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 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1999 · median 2005 among the 10,652 with a school on file
  • Record last updated2021 · 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).

234 family medicine physician records list a practice address in Anaheim

They are 234 of the 9,018 NPPES records with a practice address in Anaheim, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mary Berry, D.O.Anaheim Hills, CA 928071568449783
  2. Martin Blanco-Eccleston, M.D.Anaheim, CA 928071164520326
  3. Christopher Celio, MDAnaheim, CA 928071538245279
  4. Kara Cummins, MDAnaheim, CA 928071740399534
  5. Jeffrey Donath, MDAnaheim, CA 928071336210376
  6. Alan Evans, MDAnaheim, CA 928071346311388
  7. Kimberly Fodran, M.D.Anaheim, CA 928071114034055
  8. Nicole Garcia, M.D.Anaheim, CA 928071437145505

Common questions

What is Ajay Sharan Mathur, MD's NPI number?

Ajay Sharan Mathur, MD's National Provider Identifier (NPI) is 1437220415, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ajay Sharan Mathur, MD located?

The NPPES record lists a practice address at 441 N Lakeview Ave, Anaheim, CA, 92807. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.

How can I verify Ajay Sharan Mathur, MD's license?

NPPES lists California license number A73903, 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 Ajay Sharan Mathur, MD prescribe under Medicare Part D?

In 2024, Ajay Sharan Mathur, MD had 8,097 Medicare Part D claims for 1,686 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.