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MR. HAIYING THIEN
NPI 1205953296
Marriage & Family Therapist in Pomona, CA

Active since March 23, 2007
1900 ROYALTY DR, POMONA, CA 91767(657) 666-0656 Get Directions Write a Review

NPPES record last updated: April 13, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 13, 2025, Feb 19, 2017 (2 updates tracked since 2017).

About Mr. Haiying Thien NPPES

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

MR. HAIYING THIEN (NPI 1205953296) is an individual marriage & family therapist in Pomona, California and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1205953296
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameMR. HAIYING THIEN
Location Address1900 ROYALTY DRPomona, CA 91767-3032
Mailing Address1900 Royalty DrPomona, CA 91767-3032 · (657) 666-0656
Phone(657) 666-0656
Sole ProprietorNo
Enumeration DateMarch 23, 2007
Last NPPES UpdateApril 13, 20252 updates tracked since enumeration
NPPES CertifiedApril 13, 2025
✔ NPI 1205953296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
1900 ROYALTY DR, Pomona, CA 91767
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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.

ROSALIA JAQUELINE ARMAS I
Social Worker (Clinical)
1900 ROYALTY DR
POMONA, CA 91767
Los Angeles County (909) 766-7319
CHAPARRAL MEDICAL GROUP, INC.
Internal Medicine (Gastroenterology)
1900 ROYALTY DR, SUITE # 205
POMONA, CA 91767
Los Angeles County (909) 622-1963
NICHOLAS CHANG
Peer Specialist
1900 ROYALTY DR
POMONA, CA 91767
Los Angeles County (909) 766-7331
K D AHN MD
Internal Medicine
1900 ROYALTY DR, STE 205
POMONA, CA 91767
Los Angeles County (909) 620-0389
WESLEY A CURRY M.D
Emergency Medicine
1900 ROYALTY DR, SUITE 200
POMONA, CA 91767
Los Angeles County (909) 865-5168
ROYALTY NEPHROLOGY MEDICAL GROUP, INC.
Internal Medicine (Nephrology)
1900 ROYALTY DR, SUITE 130
POMONA, CA 91767
Los Angeles County (909) 623-1561
STELLA RUVALCABA
Social Worker (Clinical)
1900 ROYALTY DR
POMONA, CA 91767
Los Angeles County (909) 623-6131
GABRIELA STEPHANIE CRUZ
Day Training/Habilitation Specialist
1900 ROYALTY DR
POMONA, CA 91767
Los Angeles County (909) 326-4629

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 Haiying Thien's NPI number?

The NPI number for Haiying Thien is 1205953296. It was assigned to this individual provider in the NPPES registry on March 23, 2007.

Where is Haiying Thien located?

Haiying Thien practices at 1900 Royalty Dr, Pomona, CA 91767. The listed phone number is (657) 666-0656.

What is Haiying Thien's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for Haiying Thien was last updated on April 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.