NPPES file of Aug 9, 2026

Ayshalynn Epperson, PA-C

Physician Assistant · Atherton, CA

Ayshalynn Epperson, PA-C is a physician assistant with a practice address in Atherton, California, and NPI 1023717295, issued on Feb 27, 2023. Check the license 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023717295
Name
Ayshalynn Epperson
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
5453 TN
Self-reported in NPPES; status is on the state search
Practice location
16A Lloyden Dr, Atherton, CA 94027
Phone
(253) 448-5002
Enumerated
Feb 27, 2023
Record last updated
Jun 2, 2026
Medicare enrollment
Enrolled (PECOS I20230718002562); accepts 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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Verify Ayshalynn Epperson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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65% fewer Medicare Part D claims than the average physician assistant in 2024

291 Medicare Part D claims for 149 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 117 claims were for opioids.

  1. Ayshalynn Epperson291
  2. Specialty average830

Most prescribed

  1. Oxycodone-Acetaminophen64 claims
  2. Cyclobenzaprine Hcl61 claims
  3. Ondansetron Odt39 claims
  4. Meloxicam35 claims
  5. Hydrocodone-Acetaminophen33 claims
  6. Tramadol Hcl19 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

  1. Physiotherapy Associates IncLoudon, TN

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

Ayshalynn Epperson among 14,451 physician assistant records in California

Ayshalynn Epperson, 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 2023, is newer than 80% of them.

  • NPI issued2023 · 80% of these records are older, 13% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2022 · median 2018 among the 7,214 with a school on file
  • 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).

1 physician assistant record lists a practice address in Atherton

They are 1 of the 63 NPPES records with a practice address in Atherton, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Shanna McCue, PA-CMenlo Park, CA 940271144912593
  2. Jonathan PurtellMenlo Park, CA 940271194609438
  3. Breane Wong, PAMenlo Park, CA 940271659921039
  4. Linda Nguyen, PA-CMenlo Park, CA 940251104670108
  5. Thuy Phuong, PA-CMenlo Park, CA 940251851218648
  6. Jeffrey Powers, PAMenlo Park, CA 940251891965448
  7. Kunani TuttleMenlo Park, CA 940251821876418
  8. Ganna Baetge, PA-CLos Altos, CA 940241174883250

Common questions

What is Ayshalynn Epperson, PA-C's NPI number?

Ayshalynn Epperson, PA-C's National Provider Identifier (NPI) is 1023717295, issued on Feb 27, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ayshalynn Epperson, PA-C located?

The NPPES record lists a practice address at 16A Lloyden Dr, Atherton, CA, 94027. Phone: (253) 448-5002. Providers update this record themselves, so call before visiting.

How can I verify Ayshalynn Epperson, PA-C's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Ayshalynn Epperson, PA-C prescribe under Medicare Part D?

In 2024, Ayshalynn Epperson, PA-C had 291 Medicare Part D claims for 149 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.