Jason Michael Sesi, PA-C
Physician Assistant · Orange, CA
Jason Michael Sesi, PA-C is a physician assistant with a practice address in Orange, California, and NPI 1336570712, issued on Dec 10, 2013. Check the license (California PA58458, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jason Michael Sesi
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA58458 CA
PA0273 NV
13289094-1206 UT
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S, Orange, CA 92868
- Phone
- (714) 456-8888
- Enumerated
- Dec 10, 2013
- Record last updated
- Jan 23, 2026
- Medicaid ID
- 1336570712 NV
- Medicare enrollment
- Enrolled (PECOS I20251105004325); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 101 The City Dr S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jason Michael Sesi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA58458Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average physician assistant in 2024
163 Medicare Part D claims for 106 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Albuterol Sulfate Hfa31 claims
- Amoxicillin-Clavulanate Potass17 claims
- Doxycycline Hyclate15 claims
- Cephalexin14 claims
- Azithromycin11 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 3 group practices
- Cep America - CaliforniaFountain Valley, CA
- Emergency Physicians OF Orange CountyNewport Beach, CA
- Regents OF The University OFOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jason Michael Sesi among 14,451 physician assistant records in California
Jason Michael Sesi, 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 2013, is newer than 35% of them.
- NPI issued2013 · 35% of these records are older, 62% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2013 · 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).
181 physician assistant records list a practice address in Orange
They are 181 of the 13,245 NPPES records with a practice address in Orange, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Orange → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Renee Barton, PAOrange, CA 928681205933371
- Michelle Boucher, PAOrange, CA 928681750337895
- Tom Chow, PA-COrange, CA 928681003803115
- Kuljinder Dosanjh, P.A.Orange, CA 928681225018237
- Valerie George, PA-COrange, CA 928681740362920
- Helge Helgesen, PAOrange, CA 928681669541330
- Jennifer Judelson, PA-COrange, CA 928681053477216
- Vasco Kidd, PAOrange, CA 928681396804019
Common questions
What is Jason Michael Sesi, PA-C's NPI number?
Jason Michael Sesi, PA-C's National Provider Identifier (NPI) is 1336570712, issued on Dec 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Jason Michael Sesi, PA-C located?
The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 456-8888. Providers update this record themselves, so call before visiting.
How can I verify Jason Michael Sesi, PA-C's license?
NPPES lists California license number PA58458, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Jason Michael Sesi, PA-C prescribe under Medicare Part D?
In 2024, Jason Michael Sesi, PA-C had 163 Medicare Part D claims for 106 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.