Estelle Ayyad, PA-C
Physician Assistant · San Diego, CA
Estelle Ayyad, PA-C is a physician assistant with a practice address in San Diego, California, and NPI 1982900502, issued on Jan 28, 2011. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Estelle Ayyad
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 5575 Ruffin RD, San Diego, CA 92123
- Phone
- (858) 277-2744
- Enumerated
- Jan 28, 2011
- Entity
- Type 1 · individual
Also registered at 5575 Ruffin RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Arturo Leon, M.D.Occupational Medicine Physician1669443701
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- Adrian Mikulicich, MDNeuroradiology Physician1396842993
Verify Estelle Ayyad in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
94% fewer Medicare Part D claims than the average physician assistant in 2024
47 Medicare Part D claims for 20 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of 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.
711 physician assistant records list a San Diego practice address
They are 711 of the 52,937 NPPES records with a San Diego practice address, and 13,861 physician assistant records in California.
All 711 in San Diego → All 13,861 in California → Every provider in San Diego →
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- Ariel Abbott, PA-CStockton, CA1780334342
- Barrie Abbott, PA-CAnza, CA1861602575
- Elizabeth Abbott, PA-CSan Diego, CA1437540762
- Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334
- Fatimeh Abdallah, P.A.-CNewport Beach, CA1487002218
Common questions
What is Estelle Ayyad, PA-C's NPI number?
Estelle Ayyad, PA-C's National Provider Identifier (NPI) is 1982900502, issued on Jan 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Estelle Ayyad, PA-C located?
The NPPES record lists a practice address at 5575 Ruffin RD, San Diego, CA, 92123. Phone: (858) 277-2744. Providers update this record themselves, so call before visiting.
How can I verify Estelle Ayyad, PA-C's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Estelle Ayyad, PA-C prescribe under Medicare Part D?
In 2024, Estelle Ayyad, PA-C had 47 Medicare Part D claims for 20 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.