NPPES file of Aug 9, 2026

Stanley Young, MD

Dermatology Physician · San Mateo, CA

Stanley Young, MD is a dermatology physician with a practice address in San Mateo, California, and NPI 1902025190, issued on Apr 25, 2007. Check the license (California A22530, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902025190
Name
Stanley Young
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
A22530 CA
Self-reported in NPPES; status is on the state search
Practice location
50 S San Mateo Drive, San Mateo, CA 94401
Phone
(650) 344-7546
Enumerated
Apr 25, 2007
Record last updated
Mar 7, 2023
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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Verify Stanley Young in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A22530
    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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Stanley Young among 2,083 dermatology physician records in California

Stanley Young, MD is one of 2,083 dermatology physician records with a practice address in California. 83% 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 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 45% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2023 · 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 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 dermatology physician records with the nearest ZIP codes

  1. Carie Chui, M.D.San Mateo, CA 944011346341252
  2. Alvin LiSan Mateo, CA 944011225531007
  3. Bruce Maltz, M.D.San Mateo, CA 944011871694315
  4. Lucy Schmidt, MDSan Mateo, CA 944011194789628
  5. Elizabeth Wang, MDSan Mateo, CA 944011043695174
  6. Peter Webb, M.D.San Mateo, CA 944011023030582
  7. Susan Wolf, M.D.San Mateo, CA 944011043206261
  8. Kerry Zandee Van Rilland, MDSan Mateo, CA 944011982136586

Common questions

What is Stanley Young, MD's NPI number?

Stanley Young, MD's National Provider Identifier (NPI) is 1902025190, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Stanley Young, MD located?

The NPPES record lists a practice address at 50 S San Mateo Drive, San Mateo, CA, 94401. Phone: (650) 344-7546. Providers update this record themselves, so call before visiting.

How can I verify Stanley Young, MD's license?

NPPES lists California license number A22530, 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.

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.