Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John Nastasi

Individual provider Vascular Surgery Physician · NPI 1487117594

John Nastasi is a Physician Assistant in Fullerton, California. Qualified in 2018, 8 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
8
Licensed in
CA
In the registry since
2019
Specialties on file
2

Practice location Address checks out

100 W Valencia Mesa Dr # 211
Fullerton, CA 92835-3768
Phone: (714) 778-1032
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence 56355 (CA)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence 56355 (CA)

Record details

NPI number1487117594
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedApril 8, 2019
Last updated in NPPESDecember 1, 2021
Certification dateDecember 1, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Fullerton