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CHUN K. RYU, M.D.
NPI 1275620429
Psychiatry & Neurology - Psychiatry in Santa Ana, CA

Active since October 09, 2006
1633 E 4TH ST, 138, SANTA ANA, CA 92701(714) 543-4447(714) 543-4488 Get Directions Write a Review

NPPES record last updated: October 9, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Chun K. Ryu, M.d. NPPES

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

CHUN K. RYU, M.D. (NPI 1275620429) is a healthcare organization registered as a psychiatry in Santa Ana, California and active in the NPI registry since October 2006. The organization lists Chun K. Ryu, Medical Doctor, Psychiatrist, as its authorized official.

NPPES Registry Identity

NPI1275620429
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameCHUN K. RYU, M.D.
Location Address1633 E 4TH ST, 138Santa Ana, CA 92701-5163
Mailing Address1633 E 4th St, 138Santa Ana, CA 92701-5163 · (714) 543-4447 · Fax (714) 543-4488
Phone(714) 543-4447
Fax(714) 543-4488
Organization SubpartNo
Authorized OfficialChun K. RyuMedical Doctor, Psychiatrist · (714) 543-4447
Enumeration DateOctober 9, 2006
Last NPPES UpdateOctober 9, 2008
✔ NPI 1275620429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A25717
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.
1633 E 4TH ST, Santa Ana, CA 92701
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Other Names 1

Other NameChun K. Ryu, M.d.

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 16

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

MRS. AMBER NICOLE MARINOFF M.A.
Counselor (Mental Health)
1633 E 4TH ST
SANTA ANA, CA 92701
Orange County (714) 565-2830
MR. GARY MICHAEL SIPIORA MFTI
Counselor (Mental Health)
1633 E 4TH ST, STE# 120
SANTA ANA, CA 92701
Orange County (714) 565-2830
DR. MICHELE MARIE RIGGS PSYD
Psychologist
1633 E 4TH ST, 120
SANTA ANA, CA 92701
Orange County (562) 544-0521
CHRISTINE GER LCSW
Community/Behavioral Health
1633 E 4TH ST
SANTA ANA, CA 92701
Orange County (714) 565-2830
ANTONIO REYES
Counselor (Addiction (Substance Use Disorder))
1633 E 4TH ST
SANTA ANA, CA 92701
Orange County (714) 565-2830
MR. TOBY SHANE MCCARTHY LMFT
Marriage & Family Therapist
1633 E 4TH ST, SUITE 120
SANTA ANA, CA 92701
Orange County (714) 565-2830
YMCA OF ORANGE COUNTY
Community/Behavioral Health
1633 E 4TH ST, SUITE 184
SANTA ANA, CA 92701
Orange County (714) 852-6004
MS. BOBBIE NICOLE RAY M.A.
Counselor (Mental Health)
1633 E 4TH ST
SANTA ANA, CA 92701
Orange County (714) 565-2830

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 Chun K. Ryu, M.D.'s NPI number?

The NPI number for Chun K. Ryu, M.D. is 1275620429. It was assigned to this organization in the NPPES registry on October 9, 2006.

Where is Chun K. Ryu, M.D. located?

Chun K. Ryu, M.D. is located at 1633 E 4th St 138, Santa Ana, CA 92701. The listed phone number is (714) 543-4447.

What is Chun K. Ryu, M.D.'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 Chun K. Ryu, M.D. was last updated on October 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.