Andrew Onaka, PA-C
Physician Assistant · Carmichael, CA
Andrew Onaka, PA-C is a physician assistant with a practice address in Carmichael, California, and NPI 1376078287, issued on Apr 28, 2017. Check the license (California PA54743, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Andrew Onaka
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA54743 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6501 Coyle Ave, Carmichael, CA 95608
- Phone
- (916) 537-5000
- Enumerated
- Apr 28, 2017
- Record last updated
- Jul 27, 2025
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 6501 Coyle Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia Abraham-Armah, MDStudent in an Organized Health Care Education/Training Program1023950839
- Mina Ahmed, MDStudent in an Organized Health Care Education/Training Program1649113911
- Khurram Ali, M.D.Hospitalist Physician1760589790
- Deepika AluruAnesthesiology Physician1750313235
- Angel AmodoLicensed Psychiatric Technician1578246021
- Rayan Apelian, MDStudent in an Organized Health Care Education/Training Program1902749575
Verify Andrew Onaka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA54743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% more Medicare Part D claims than the average physician assistant in 2024
852 Medicare Part D claims for 330 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 87 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen81 claims
- Cephalexin66 claims
- Ondansetron Odt51 claims
- Ibuprofen39 claims
- Methylprednisolone39 claims
- Prednisone36 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $14.32
1 payment: food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Andrew Onaka among 14,451 physician assistant records in California
Andrew Onaka, 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 2017, is newer than 47% of them.
- NPI issued2017 · 47% of these records are older, 48% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2025 · 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).
42 physician assistant records list a practice address in Carmichael
They are 42 of the 1,440 NPPES records with a practice address in Carmichael, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Carmichael → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- James Cotton, P.A.C.Carmichael, CA 956081972505998
- Michael Denton, PACCarmichael, CA 956081316949332
- Cathleen Encarnacion, PA-CCarmichael, CA 956081659719599
- Christina Fantozzi, PA-CCarmichael, CA 956081699050385
- Alexis Fruge, PA-CCarmichael, CA 956081023315702
- Kristine Golden, PA-CCarmichael, CA 956081134318850
- Kayee IkedaCarmichael, CA 956081568771954
- Paul Kubin, P.A.Carmichael, CA 956081770833352
Common questions
What is Andrew Onaka, PA-C's NPI number?
Andrew Onaka, PA-C's National Provider Identifier (NPI) is 1376078287, issued on Apr 28, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Onaka, PA-C located?
The NPPES record lists a practice address at 6501 Coyle Ave, Carmichael, CA, 95608. Phone: (916) 537-5000. Providers update this record themselves, so call before visiting.
How can I verify Andrew Onaka, PA-C's license?
NPPES lists California license number PA54743, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Andrew Onaka, PA-C prescribe under Medicare Part D?
In 2024, Andrew Onaka, PA-C had 852 Medicare Part D claims for 330 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Andrew Onaka, PA-C's MIPS final score?
The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.