Walter R. Pyka, M.D.
Specialist · San Mateo, CA
Walter R. Pyka, M.D. is a specialist with a practice address in San Mateo, California, and NPI 1871509372, issued on Aug 1, 2006. Check the license (California G46127, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Walter R. Pyka
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- G46127 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 S San Mateo Dr, San Mateo, CA 94401
- Phone
- (650) 558-9740
- Enumerated
- Aug 1, 2006
- Record last updated
- Jan 6, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (650) 558-9790
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 101 S San Mateo Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marieta Angtuaco, M.D.Specialist1548324536
- Jack Bernstein, MDInternal Medicine Physician1457301384
- Catrina Blake, FNPNurse Practitioner1205472115
- Jonathan Briskin, M.D.Cardiovascular Disease Physician1417032376
- Doris Burton, MDDiagnostic Radiology Physician1285837906
- Mary Dobbins, M.D.Internal Medicine Physician1407837693
Verify Walter R. Pyka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G46127Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Walter R. Pyka among 5,749 specialist records in California
Walter R. Pyka, M.D. is one of 5,749 specialist records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 60% newer
- In a Medicare fileNo · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2017 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,749 in California → Every provider in San Mateo → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Marieta Angtuaco, M.D.San Mateo, CA 944011548324536
- Howard Cohen, M.D.San Mateo, CA 944011265448740
- Paul Hazelrig, M.D.San Mateo, CA 944011477568061
- Stephen Hurst, M.D.San Mateo, CA 944011689680142
- Sharryn Jones, MSPT, CSCSSan Mateo, CA 944011225252075
- Eugene Lee, MDSan Mateo, CA 944011023049590
- Edward Onuma, M.D.,PHDSan Mateo, CA 944011477559722
- Dennis Park, M.D.San Mateo, CA 944011881600328
Common questions
What is Walter R. Pyka, M.D.'s NPI number?
Walter R. Pyka, M.D.'s National Provider Identifier (NPI) is 1871509372, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Walter R. Pyka, M.D. located?
The NPPES record lists a practice address at 101 S San Mateo Dr, San Mateo, CA, 94401. Phone: (650) 558-9740. Providers update this record themselves, so call before visiting.
How can I verify Walter R. Pyka, M.D.'s license?
NPPES lists California license number G46127, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.