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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOHN JOSEPH URSINO MD
NPI 1396729521
Psychiatry & Neurology - Psychiatry in Santa Ana, CA

Active since December 01, 2005
1401 N TUSTIN AVE, SUITE 300, SANTA ANA, CA 92705(714) 547-3900(714) 547-3903 Get Directions Write a Review

NPPES record last updated: July 19, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 19, 2026, Jul 12, 2026 (2 updates tracked since 2026).

About Dr. John Joseph Ursino Md NPPES

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

DR. JOHN JOSEPH URSINO MD (NPI 1396729521) is an individual psychiatry provider in Santa Ana, California, licensed in California (C40739) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1396729521
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JOHN JOSEPH URSINOCredential: MD
Location Address1401 N TUSTIN AVE, SUITE 300Santa Ana, CA 92705-8644
Mailing Address751 S Weir Canyon Rd, Pmb 482Anaheim, CA 92808-1962 · (714) 547-3900 · Fax (714) 547-3903
Phone(714) 547-3900
Fax(714) 547-3903
Sole ProprietorYes
Enumeration DateDecember 1, 2005
Last NPPES UpdateJuly 19, 20262 updates tracked since enumeration
✔ NPI 1396729521 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CA · C40739✔ Licensed in CA · C 40739
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
1401 N TUSTIN AVE, Santa Ana, CA 92705
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Other Identifiers 1

OtherC40739CA · License # C40739

Other Providers at the Same Location NPPES 20

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

MR. MICHAEL FALCO
Registered Nurse
1401 N TUSTIN AVE, STE. 260
SANTA ANA, CA 92705
Orange County (888) 748-3711
DR. SHERIDON HALE GROVES
Orthopaedic Surgery
1401 N TUSTIN AVE, #140
SANTA ANA, CA 92705
Orange County (714) 543-2554
EDWARD R. ALEXSON, M.D.,INC
Internal Medicine (Hematology & Oncology)
1401 N TUSTIN AVE, SUITE A
SANTA ANA, CA 92705
Orange County (714) 835-4800
DR. KRISTIAN TJON D.D.S.
Dentist
1401 N TUSTIN AVE, SUITE 345
SANTA ANA, CA 92705
Orange County (714) 835-1015
DR. DONALD ANDREW DINWOODIE M.D.
Specialist
1401 N TUSTIN AVE, SUITE 355
SANTA ANA, CA 92705
Orange County (714) 573-7060
OPEN SYSTEM MRI LLC
Radiology (Diagnostic Radiology)
1401 N TUSTIN AVE, STE. 170
SANTA ANA, CA 92705
Orange County (714) 543-7643
KATYA ANA KONRAD
Rehabilitation Practitioner
1401 N TUSTIN AVE
SANTA ANA, CA 92705
Orange County (714) 833-7373
DR. EDWARD ROBERT ALEXSON M.D.
Internal Medicine (Hematology & Oncology)
1401 N TUSTIN AVE, SUITE 220
SANTA ANA, CA 92705
Orange County (714) 835-4800

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 Ursino's NPI number?

The NPI number for John Ursino is 1396729521. It was assigned to this individual provider in the NPPES registry on December 1, 2005.

Where is John Ursino located?

John Ursino practices at 1401 N Tustin Ave Suite 300, Santa Ana, CA 92705. The listed phone number is (714) 547-3900.

What is John Ursino's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for John Ursino was last updated on July 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.