Registry data as of Aug 27, 2026

Seethim Naicker, MD

Family Medicine Physician · San Mateo, CA

Seethim Naicker, MD is a family medicine physician with a practice address in San Mateo, California, and NPI 1003443052, issued on Mar 26, 2020. Check the license (California A183811, 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
1003443052
Name
Seethim Naicker
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A183811 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 Franklin Pkwy, San Mateo, CA 94403
Phone
(650) 358-7000
Enumerated
Mar 26, 2020
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 1000 Franklin Pkwy

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

  1. Yachun ChangRegistered Nurse1508234659
  2. Katherine Rose De Jong, M.D.Pediatrics Physician1013180579
  3. Jonathan HuangStudent in an Organized Health Care Education/Training Program1194286179
  4. Clara KoPharmacist1508399882
  5. Babak MehraeenPharmacist1235662289
  6. Sarah Nanni, MDPediatrics Physician1538421979

Verify Seethim Naicker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A183811
    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 →

38% fewer Medicare Part D claims than the average family medicine physician in 2024

2,169 Medicare Part D claims for 439 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 51 claims were for opioids.

  1. Seethim Naicker2,169
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium136 claims
  2. Amlodipine Besylate108 claims
  3. Losartan Potassium85 claims
  4. Lisinopril68 claims
  5. Fluticasone Propionate65 claims
  6. Levothyroxine Sodium61 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. Permanente Medical Group IncSan Mateo, 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.

Family Medicine Physician providers in California

There are 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Seethim Naicker, MD's NPI number?

Seethim Naicker, MD's National Provider Identifier (NPI) is 1003443052, issued on Mar 26, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Seethim Naicker, MD located?

The NPPES record lists a practice address at 1000 Franklin Pkwy, San Mateo, CA, 94403. Phone: (650) 358-7000. Providers update this record themselves, so call before visiting.

How can I verify Seethim Naicker, MD's license?

NPPES lists California license number A183811, 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 Seethim Naicker, MD prescribe under Medicare Part D?

In 2024, Seethim Naicker, MD had 2,169 Medicare Part D claims for 439 beneficiaries; the average among family medicine physician prescribers was 3,519. 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.