Isaac Gutierrez
Physician Assistant · Santa Ana, CA
Isaac Gutierrez is a physician assistant with a practice address in Santa Ana, California, and NPI 1215745419, issued on Dec 20, 2024. Check the license (California PA65946, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Isaac Gutierrez
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA65946 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1444 S Main St, Santa Ana, CA 92707
- Phone
- (949) 866-3600
- Enumerated
- Dec 20, 2024
- Record last updated
- Apr 27, 2026
- Medicare enrollment
- Enrolled (PECOS I20250430001405); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1444 S Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mario Navarro, PA-CPhysician Assistant1740067347
Verify Isaac Gutierrez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA65946Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Orange County Vascular And Endovascular Surgery Center IncFountain Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isaac Gutierrez among 14,451 physician assistant records in California
Isaac Gutierrez 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 2024, is newer than 87% of them.
- NPI issued2024 · 87% of these records are older, 7% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2024 · 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).
124 physician assistant records list a practice address in Santa Ana
They are 124 of the 8,904 NPPES records with a practice address in Santa Ana, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Santa Ana → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- William Ayoub, PA-CSanta Ana, CA 927071619774304
- Preeti Dave, PASanta Ana, CA 927071114124534
- Ashley Fryer, PA-CSanta Ana, CA 927071346018231
- Celia Gutierrez, PA-CSanta Ana, CA 927071861796609
- Anisha Jackson, PASanta Ana, CA 927071174760961
- Francis Lagattuta II, PA-CSanta Ana, CA 927071457725723
- Vivian LuongSanta Ana, CA 927071275345910
- Samira MosallaSanta Ana, CA 927071689415994
Common questions
What is Isaac Gutierrez's NPI number?
Isaac Gutierrez's National Provider Identifier (NPI) is 1215745419, issued on Dec 20, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Isaac Gutierrez located?
The NPPES record lists a practice address at 1444 S Main St, Santa Ana, CA, 92707. Phone: (949) 866-3600. Providers update this record themselves, so call before visiting.
How can I verify Isaac Gutierrez's license?
NPPES lists California license number PA65946, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.