NPPES file of Aug 9, 2026

Joshua Worth

Physician Assistant · San Mateo, CA

Joshua Worth is a physician assistant with a practice address in San Mateo, California, and NPI 1336090406, issued on Feb 5, 2026. Check the license (California PA67670, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1336090406
Name
Joshua Worth
Primary taxonomy
Physician Assistant 363A00000X
License number
PA67670 CA
Self-reported in NPPES; status is on the state search
Practice location
280 Baldwin Ave, San Mateo, CA 94401
Phone
(650) 727-6008
Enumerated
Feb 5, 2026
Record last updated
Feb 5, 2026
Medicare enrollment
Enrolled (PECOS I20260406003411); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest physician assistant records → All 14,451 in California → Look up another NPI →

Also registered at 280 Baldwin Ave

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

  1. Carie Chui, M.D.Dermatology Physician1346341252
  2. Bruce Maltz, M.D.Dermatology Physician1871694315
  3. Elena Nimon, PA-CMedical Physician Assistant1104091412
  4. Elizabeth Wang, MDDermatology Physician1043695174
  5. Kerry Zandee Van Rilland, MDDermatology Physician1982136586

Verify Joshua Worth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA67670    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
Find 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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Bills Medicare through one group practice

  1. Golden State Dermatology Associates, Inc.San Mateo, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joshua Worth among 14,451 physician assistant records in California

Joshua Worth is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2026, is newer than 97% of them.

  • NPI issued2026 · 97% of these records are older, 0% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2025 · median 2018 among the 7,214 with a school on file
  • Record last updated2026 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physician Assistant providers in California

There are 14,451 physician assistant records in California.

All 14,451 in California → Every provider in San Mateo → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Caitlin De CastroSan Mateo, CA 944011265219075
  2. Rebecca ForrestSan Mateo, CA 944011306293048
  3. Laurel King, PASan Mateo, CA 944011508954132
  4. Shelby O'HaraSan Mateo, CA 944011427762160
  5. Samantha Oliveira, PA-C, MS, MPHSan Mateo, CA 944011326449893
  6. Jose Perez, PHYSICIAN ASSISTANTSan Mateo, CA 944011336294651
  7. Elizabeth Quadraccia, PASan Mateo, CA 944011811936800
  8. Denise RosSan Mateo, CA 944011093351751

Common questions

What is Joshua Worth's NPI number?

Joshua Worth's National Provider Identifier (NPI) is 1336090406, issued on Feb 5, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Worth located?

The NPPES record lists a practice address at 280 Baldwin Ave, San Mateo, CA, 94401. Phone: (650) 727-6008. Providers update this record themselves, so call before visiting.

How can I verify Joshua Worth's license?

NPPES lists California license number PA67670, 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. 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.