NPPES file of Aug 9, 2026

Reshma Mahmood, MD

Internal Medicine Physician · Arroyo Grande, CA

Reshma Mahmood, MD is an internal medicine physician with a practice address in Arroyo Grande, California, and NPI 1881625069, issued on Jul 5, 2006. Check the license (California A63820, 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
1881625069
Name
Reshma Mahmood
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A63820 CA
Self-reported in NPPES; status is on the state search
Practice location
260 Station Way, Arroyo Grande, CA 93420
Phone
(805) 473-6201
Enumerated
Jul 5, 2006
Record last updated
Jun 12, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(805) 473-6291
Medicaid ID
FHC70593F CA
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 260 Station Way

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

  1. Bala Bhat, MDInternal Medicine Physician1780603514
  2. Taylor Fink, RDRegistered Dietitian1417603317
  3. Jenny Frost, L.AC.Acupuncturist1336122910
  4. Maurina Kusell, DDSGeneral Practice Dentistry1215254610
  5. David Marquis, D.C.Chiropractor1205932365
  6. Aida Moreno, RDNRegistered Dietitian1346097177

Verify Reshma Mahmood in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A63820
    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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

81 Medicare Part D claims for 48 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Reshma Mahmood81
  2. Specialty average3,176

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.

8 internal medicine physician records list a practice address in Arroyo Grande

They are 8 of the 462 NPPES records with a practice address in Arroyo Grande, and 17,696 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Reshma Mahmood, MD's NPI number?

Reshma Mahmood, MD's National Provider Identifier (NPI) is 1881625069, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Reshma Mahmood, MD located?

The NPPES record lists a practice address at 260 Station Way, Arroyo Grande, CA, 93420. Phone: (805) 473-6201. Providers update this record themselves, so call before visiting.

How can I verify Reshma Mahmood, MD's license?

NPPES lists California license number A63820, 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 Reshma Mahmood, MD prescribe under Medicare Part D?

In 2024, Reshma Mahmood, MD had 81 Medicare Part D claims for 48 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.