Erik Ian Abernethy, PA
Physician Assistant · San Jose, CA
Erik Ian Abernethy, PA is a physician assistant with a practice address in San Jose, California, and NPI 1649577354, issued on Feb 15, 2011. Check the license (California PA21593, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erik Ian Abernethy
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA21593 CA
Self-reported in NPPES; status is on the state search - Practice location
- 751 S Bascom Ave, San Jose, CA 95128
- Phone
- (408) 885-5000
- Enumerated
- Feb 15, 2011
- Record last updated
- May 26, 2022
- Medicare enrollment
- Enrolled (PECOS I20110718000595); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 751 S Bascom Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erik Ian Abernethy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA21593Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average physician assistant in 2024
343 Medicare Part D claims for 254 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Doxycycline Monohydrate37 claims
- Cephalexin34 claims
- Prednisone28 claims
- Cefadroxil23 claims
- Albuterol Sulfate Hfa22 claims
- Amoxicillin-Clavulanate Potass16 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.
Bills Medicare through one group practice
- Permanente Medical Group IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erik Ian Abernethy among 14,451 physician assistant records in California
Erik Ian Abernethy, PA 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 2011, is newer than 30% of them.
- NPI issued2011 · 30% of these records are older, 67% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2010 · median 2018 among the 7,214 with a school on file
- Record last updated2022 · 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).
221 physician assistant records list a practice address in San Jose
They are 221 of the 20,925 NPPES records with a practice address in San Jose, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in San Jose → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Maricela Aguaristi, PHYSICIAN ASSISTANTSan Jose, CA 951281609059062
- Sheenkai Ameer, PACSan Jose, CA 951281669692778
- Nicole Bendemire, MPA, PA-CSan Jose, CA 951281366619546
- Robert Chapa, P.A.San Jose, CA 951281003945486
- Deanna Davis, PASan Jose, CA 951281346219631
- Dax Grice, PA-CSan Jose, CA 951281174703490
- Robert Hsu, MPAS, PA-CSan Jose, CA 951281821168832
- Julie Jung, PASan Jose, CA 951281346303484
Common questions
What is Erik Ian Abernethy, PA's NPI number?
Erik Ian Abernethy, PA's National Provider Identifier (NPI) is 1649577354, issued on Feb 15, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Erik Ian Abernethy, PA located?
The NPPES record lists a practice address at 751 S Bascom Ave, San Jose, CA, 95128. Phone: (408) 885-5000. Providers update this record themselves, so call before visiting.
How can I verify Erik Ian Abernethy, PA's license?
NPPES lists California license number PA21593, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Erik Ian Abernethy, PA prescribe under Medicare Part D?
In 2024, Erik Ian Abernethy, PA had 343 Medicare Part D claims for 254 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions 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.