Gary K. Hamm, PA-C
Physician Assistant · Roseville, CA
Gary K. Hamm, PA-C is a physician assistant with a practice address in Roseville, California, and NPI 1861430050, issued on Jun 2, 2006. Check the license (California PA17045, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gary K. Hamm
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA17045 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3 Medical Plaza Dr, Roseville, CA 95661
- Phone
- (916) 865-1400
- Enumerated
- Jun 2, 2006
- Record last updated
- Mar 31, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (916) 865-1401
- Medicare enrollment
- Enrolled (PECOS I20040219000548); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 3 Medical Plaza Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- April Cauthen, NPNurse Practitioner1225185622
Verify Gary K. Hamm in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA17045Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sutter Valley Medical FoundationWest Sacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gary K. Hamm among 14,451 physician assistant records in California
Gary K. Hamm, PA-C 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 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2003 · median 2018 among the 7,214 with a school on file
- Record last updated2017 · 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).
81 physician assistant records list a practice address in Roseville
They are 81 of the 5,340 NPPES records with a practice address in Roseville, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Roseville → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Anne Adams-Alexis, PARoseville, CA 956611629089461
- Andrea Grossi, PARoseville, CA 956611760592158
- Kathleen Marty, PA-CRoseville, CA 956611043315146
- Julie Moede, PA-CRoseville, CA 956611942312491
- Gary Nelson, P.A-CRoseville, CA 956611467474908
- Florita Reyes, PARoseville, CA 956611326068214
- Marian Roe, P.A.-C.Roseville, CA 956611881796969
- Lance Rossi, P.A-CRoseville, CA 956611629090188
Common questions
What is Gary K. Hamm, PA-C's NPI number?
Gary K. Hamm, PA-C's National Provider Identifier (NPI) is 1861430050, issued on Jun 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary K. Hamm, PA-C located?
The NPPES record lists a practice address at 3 Medical Plaza Dr, Roseville, CA, 95661. Phone: (916) 865-1400. Providers update this record themselves, so call before visiting.
How can I verify Gary K. Hamm, PA-C's license?
NPPES lists California license number PA17045, 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.
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.