Matthew Hemm, PHYSICIAN ASSISTANT
Physician Assistant · Buena Park, CA
Matthew Hemm, PHYSICIAN ASSISTANT is a physician assistant with a practice address in Buena Park, California, and NPI 1457275158, issued on Aug 5, 2026. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Matthew Hemm
- Credential
- PHYSICIAN ASSISTANT
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 6881 San Diego Dr, Buena Park, CA 90620
- Phone
- (714) 321-0537
- Enumerated
- Aug 5, 2026
- Record last updated
- Aug 5, 2026
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Verify Matthew Hemm in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Matthew Hemm among 14,451 physician assistant records in California
Matthew Hemm, PHYSICIAN ASSISTANT 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 not. Its NPI, issued in 2026, is newer than 97% of them.
- NPI issued2026 · 97% of these records are older, 0% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 14,451 in California → Every provider in Buena Park → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Phuong-My NguyenBuena Park, CA 906201225899883
- Dina Villapudua, PABuena Park, CA 906201992871941
- Hazam Ademhizam, PHYSICIAN ASSISTANTBuena Park, CA 906211073645131
- Sherlynn Lee, PA-CBuena Park, CA 906211366010597
- James Yoon, PA-CBuena Park, CA 906211669930905
- Ji Min Kwon, MPAP, PA-CLa Palma, CA 906231851840763
- Lily Liu, PA-C, MMSCLa Palma, CA 906231144728502
- Vanessa Lopez Valencia, PA-CLa Palma, CA 906231841096526
Common questions
What is Matthew Hemm, PHYSICIAN ASSISTANT's NPI number?
Matthew Hemm, PHYSICIAN ASSISTANT's National Provider Identifier (NPI) is 1457275158, issued on Aug 5, 2026. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Hemm, PHYSICIAN ASSISTANT located?
The NPPES record lists a practice address at 6881 San Diego Dr, Buena Park, CA, 90620. Phone: (714) 321-0537. Providers update this record themselves, so call before visiting.
How can I verify Matthew Hemm, PHYSICIAN ASSISTANT's license?
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.