Marisa Elizabeth Ayers, PA
Physician Assistant · Nipomo, CA
Marisa Elizabeth Ayers, PA is a physician assistant with a practice address in Nipomo, California, and NPI 1194001990, issued on Oct 25, 2011. Check the license (California PA21792, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marisa Elizabeth Ayers
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA21792 CA
Self-reported in NPPES; status is on the state search - Practice location
- 697 W Tefft St, Nipomo, CA 93444
- Phone
- (805) 929-2272
- Enumerated
- Oct 25, 2011
- Record last updated
- Aug 13, 2025
- Fax
- (805) 929-1454
- Medicare enrollment
- Enrolled (PECOS I20111114000747); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 697 W Tefft St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jordan Reader, DOFamily Medicine Physician1770146862
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Verify Marisa Elizabeth Ayers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA21792Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average physician assistant in 2024
544 Medicare Part D claims for 276 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Atorvastatin Calcium32 claims
- Losartan Potassium26 claims
- Levothyroxine Sodium25 claims
- Alprazolam19 claims
- Lisinopril19 claims
- Metoprolol Succinate18 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.
Industry payments in 2024: $138.54
6 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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.
Bills Medicare through one group practice
- Pacific Central Coast Health CentersSanta Maria, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marisa Elizabeth Ayers among 14,451 physician assistant records in California
Marisa Elizabeth Ayers, 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
- Graduated2011 · median 2018 among the 7,214 with a school on file
- 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).
5 physician assistant records list a practice address in Nipomo
They are 5 of the 156 NPPES records with a practice address in Nipomo, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Nipomo → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Kyle Cohen, PANipomo, CA 934441316509193
- Maya Johnson, PA-CNipomo, CA 934441538717772
- Valerie Reilly, P.A.Nipomo, CA 934441588655617
- Jillianne Ruppert, PANipomo, CA 934441740833565
- Mikaela Cohen, PAPaso Robles, CA 934461245895564
- Jeannin Counts, PA-CPaso Robles, CA 934461386147999
- Denise Doronila, PAPaso Robles, CA 934461003216482
- Christopher Fairburn, PA-CPaso Robles, CA 934461407804206
Common questions
What is Marisa Elizabeth Ayers, PA's NPI number?
Marisa Elizabeth Ayers, PA's National Provider Identifier (NPI) is 1194001990, issued on Oct 25, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Marisa Elizabeth Ayers, PA located?
The NPPES record lists a practice address at 697 W Tefft St, Nipomo, CA, 93444. Phone: (805) 929-2272. Providers update this record themselves, so call before visiting.
How can I verify Marisa Elizabeth Ayers, PA's license?
NPPES lists California license number PA21792, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marisa Elizabeth Ayers, PA prescribe under Medicare Part D?
In 2024, Marisa Elizabeth Ayers, PA had 544 Medicare Part D claims for 276 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.