NPPES file of Aug 9, 2026

Anakha R. Nambiar, M.D.

Geriatric Medicine (Family Medicine) Physician · Walnut Creek, CA

Anakha R. Nambiar, M.D. is a geriatric medicine (family medicine) physician with a practice address in Walnut Creek, California, and NPI 1366487993, issued on Jun 18, 2006. Check the license (California C54283, 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
1366487993
Name
Anakha R. Nambiar
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License numbers
C54283 CA
M0535 TX
Self-reported in NPPES; status is on the state search
Practice location
1220 Rossmoor Pkwy, Walnut Creek, CA 94595
Phone
(925) 939-1220
Enumerated
Jun 18, 2006
Record last updated
Aug 6, 2015 (not updated in 11 years: call before relying on the address or phone)
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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8 nearest geriatric medicine (family medicine) physician records → All 243 in California → Look up another NPI →

Also registered at 1220 Rossmoor Pkwy

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

  1. Viviane Alfandary, M.D.Internal Medicine Physician1053338095
  2. Megha AmbatiInternal Medicine Physician1083849111
  3. Sohrab Amiri, M.D.Internal Medicine Physician1811420243
  4. Mitchell Applegate, M.D.Hospitalist Physician1093803447
  5. Anusha Bakshi, M.D.Internal Medicine Physician1346778909
  6. Christian Balzer, M.D.Internal Medicine Physician1518104892

Verify Anakha R. Nambiar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C54283    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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99% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

63 Medicare Part D claims, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D.

  1. Anakha Nambiar63
  2. Specialty average5,222

Most prescribed

  1. Carvedilol13 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.

Industry payments in 2024: $51.93

2 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 460 providers of this specialty with any payment received $1,218.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Anakha Nambiar$51.93
  2. Specialty average$1,218.49

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Anakha R. Nambiar among 243 geriatric medicine (family medicine) physician records in California

Anakha R. Nambiar, M.D. is one of 243 geriatric medicine (family medicine) physician records with a practice address in California. 76% 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, 53% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2015 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in California

There are 243 geriatric medicine (family medicine) physician records in California.

All 243 in California → Every provider in Walnut Creek → Geriatric Medicine (Family Medicine) Physician nationwide →

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Purnima Sreenivasan, M.D.Walnut Creek, CA 945981578754362
  2. Farah Alsaati, MDUnion City, CA 945871083147755
  3. Ying Zhang, M.D.Union City, CA 945871861665564
  4. Monique Hedmann, MPHOakland, CA 946071427544204
  5. Willis Gelston, M.D.San Leandro, CA 945781134188360
  6. Douglas Zhang, M.D.San Leandro, CA 945781023074341
  7. Robert Formanek, M.D.Martinez, CA 945531972678811
  8. Sheila Raumer, MDAlamo, CA 945071477530988

Common questions

What is Anakha R. Nambiar, M.D.'s NPI number?

Anakha R. Nambiar, M.D.'s National Provider Identifier (NPI) is 1366487993, issued on Jun 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Anakha R. Nambiar, M.D. located?

The NPPES record lists a practice address at 1220 Rossmoor Pkwy, Walnut Creek, CA, 94595. Phone: (925) 939-1220. Providers update this record themselves, so call before visiting.

How can I verify Anakha R. Nambiar, M.D.'s license?

NPPES lists California license number C54283, 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 Anakha R. Nambiar, M.D. prescribe under Medicare Part D?

In 2024, Anakha R. Nambiar, M.D. had 63 Medicare Part D claims; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.