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JOHN DIAB PA
NPI 1164687570
Physician Assistant in Orange, CA

Active since July 24, 2008
867 S TUSTIN ST, ORANGE, CA 92866(714) 771-1420(714) 771-6918 Get Directions Write a Review

NPPES record last updated: April 8, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John Diab Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN DIAB PA (NPI 1164687570) is an individual physician assistant in Orange, California, licensed in California (PA53252) and active in the NPI registry since July 2008.

NPPES Registry Identity

NPI1164687570
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameJOHN DIABCredential: PA
Location Address867 S TUSTIN STOrange, CA 92866-3426
Mailing Address867 S Tustin StOrange, CA 92866-3426 · (714) 771-1420 · Fax (714) 771-6918
Phone(714) 771-1420
Fax(714) 771-6918
Sole ProprietorNo
Enumeration DateJuly 24, 2008
Last NPPES UpdateApril 8, 2016
✔ NPI 1164687570 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · PA53252
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
867 S TUSTIN ST, Orange, CA 92866
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Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BE CHIROPRACTIC PC
Chiropractor
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
MR. SIMON STEPHEN LEE YAO NP
Nurse Practitioner (Family)
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
FRANK FONG YOUNG M.D.
General Practice
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
WILLIAM H NUESSE M D AND MARY ANN NUESSE D O A MEDICAL CORPORATION
Clinic/Center
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
DR. KENNETH E GRUBBS D.O.
Family Medicine
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
DR. MARYANN NUESSE D.O.
Family Medicine (Adult Medicine)
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
NEIL CHEN
Physician Assistant
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420
DR. WILLIAM H. NUESSE M.D.
Family Medicine (Adult Medicine)
867 S TUSTIN ST
ORANGE, CA 92866
Orange County (714) 771-1420

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Diab's NPI number?

The NPI number for John Diab is 1164687570. It was assigned to this individual provider in the NPPES registry on July 24, 2008.

Where is John Diab located?

John Diab practices at 867 S Tustin St, Orange, CA 92866. The listed phone number is (714) 771-1420.

What is John Diab's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for John Diab was last updated on April 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.