LILLYAN THUY-TIEN HOANG
NPI 1477264638
Marriage & Family Therapist in Orange, CA

Q: What is Lillyan Hoang's NPI number?

The NPI number for Lillyan Hoang is 1477264638. It was assigned to this individual provider in the NPPES registry on December 8, 2022.

Q: What is Lillyan Hoang's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Lillyan Hoang was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since December 08, 2022

1845 W ORANGEWOOD AVE STE 300, ORANGE, CA 92868(714) 547-6494 Get Directions Write a Review

NPPES record last updated: August 19, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jul 17, 2024, Jun 20, 2024, Jun 14, 2023 and 1 more (4 updates tracked since 2022).

On this page

About Lillyan Thuy-tien Hoang NPPES

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

LILLYAN THUY-TIEN HOANG (NPI 1477264638) is an individual marriage & family therapist in Orange, California, licensed in California (147670) and active in the NPI registry since December 2022.

NPPES Registry Identity

NPI1477264638

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameLILLYAN THUY-TIEN HOANG

Location Address1845 W ORANGEWOOD AVE STE 300Orange, CA 92868-2053

Mailing Address1845 W Orangewood Ave Ste 300Orange, CA 92868-2053 · (714) 547-6494

Phone(714) 547-6494

Sole ProprietorNo

Enumeration DateDecember 8, 2022

Last NPPES UpdateAugust 19, 20254 updates tracked since enumeration

NPPES CertifiedAugust 19, 2025

✔ NPI 1477264638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in CA · 147670

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.

Also ListedCounselorTaxonomy 101Y00000X · License 16911 (CA)

1845 W ORANGEWOOD AVE STE 300, Orange, CA 92868

Open in Google Maps ↗

Other Providers at the Same Location NPPES 19

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

AMBER NICOLE KNOPF

Counselor (Mental Health)