NPPES file of Aug 9, 2026

Zachariah Harrison

Medical Physician Assistant · Chino Hills, CA

Zachariah Harrison is a medical physician assistant with a practice address in Chino Hills, California, and NPI 1538860507, issued on Mar 15, 2023. Check the license (California PA65082, 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
1538860507
Name
Zachariah Harrison
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
PA65082 CA
Self-reported in NPPES; status is on the state search
Practice location
3110 Chino Ave Ste 150A, Chino Hills, CA 91709
Phone
(909) 630-7940
Enumerated
Mar 15, 2023
Record last updated
Feb 20, 2026
Fax
(909) 469-2108
Medicare enrollment
Enrolled (PECOS I20241031004152); may accept 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 medical physician assistant records → All 3,376 in California → Look up another NPI →

Also registered at 3110 Chino Ave Ste 150A

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

  1. Ryan Agena, MDFamily Medicine Physician1891877395
  2. Margaret Galileo, P.A.-CMedical Physician Assistant1639232440
  3. Jennifer Holman, PA-CPhysician Assistant1942676663
  4. Hanh Larson, D.OSports Medicine (Family Medicine) Physician1447502661
  5. Sula Safar, DOFamily Medicine Physician1225294713

Verify Zachariah Harrison 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 PA65082    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. Premier Family Medicine Associates, IncChino Hills, CA

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

Zachariah Harrison among 3,376 medical physician assistant records in California

Zachariah Harrison is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 86% of them.

  • NPI issued2023 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2024 · median 2012 among the 1,347 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in California

There are 3,376 medical physician assistant records in California.

All 3,376 in California → Every provider in Chino Hills → Medical Physician Assistant nationwide →

The 8 medical physician assistant records with the nearest ZIP codes

  1. Joelle Arkfeld, PAChino Hills, CA 917091013445774
  2. David Erlenbush, PA-CChino Hills, CA 917091194449074
  3. Margaret Galileo, P.A.-CChino Hills, CA 917091639232440
  4. Craig Jones, PAChino Hills, CA 917091245900687
  5. Kenneth Alexander, PAChino, CA 917101174506828
  6. Caryn Axtell-Kelly, P.A.-CChino, CA 917101700815958
  7. Sean Coleman, PA-CChino, CA 917101689860082
  8. Kristi Diehl, PA-CChino, CA 917101417080052

Common questions

What is Zachariah Harrison's NPI number?

Zachariah Harrison's National Provider Identifier (NPI) is 1538860507, issued on Mar 15, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Zachariah Harrison located?

The NPPES record lists a practice address at 3110 Chino Ave Ste 150A, Chino Hills, CA, 91709. Phone: (909) 630-7940. Providers update this record themselves, so call before visiting.

How can I verify Zachariah Harrison's license?

NPPES lists California license number PA65082, 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.