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

IRIS LIU
NPI 1902457476
Behavior Analyst in Arcadia, CA

Q: What is Iris Liu's NPI number?

The NPI number for Iris Liu is 1902457476. It was assigned to this individual provider in the NPPES registry on September 25, 2019.

Q: What is Iris Liu's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

Q: When was this NPI record last updated?

The NPPES record for Iris Liu was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 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.

Active since September 25, 2019

20 E FOOTHILL BLVD STE 105, ARCADIA, CA 91006(855) 223-7123(619) 374-7134 Get Directions Write a Review

NPPES record last updated: August 10, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 10, 2026, Sep 17, 2025, Jul 18, 2024 and 1 more (4 updates tracked since 2019).

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About Iris Liu NPPES

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

IRIS LIU (NPI 1902457476) is an individual behavior analyst provider in Arcadia, California, licensed in California (1-21-50068) and active in the NPI registry since September 2019. She maintains 3 additional practice locations.

NPPES Registry Identity

NPI1902457476

Entity TypeIndividualFemale

Primary Taxonomy103K00000X

Provider Legal NameIRIS LIU

Location Address20 E FOOTHILL BLVD STE 105Arcadia, CA 91006-2335

Mailing AddressPo Box 740780Atlanta, GA 30374-0780 · (855) 223-7123 · Fax (619) 374-7134

Phone(855) 223-7123

Fax(619) 374-7134

Sole ProprietorNo

Enumeration DateSeptember 25, 2019

Last NPPES UpdateAugust 10, 20264 updates tracked since enumeration

NPPES CertifiedAugust 10, 2026

✔ NPI 1902457476 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

License✔ Licensed in CA · 1-21-50068

Definition

A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.

20 E FOOTHILL BLVD STE 105, Arcadia, CA 91006

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Secondary Practice Locations 3

Location 117462 Colima RdRowland Heights, CA 91748-1633 · Phone (855) 223-7123 · Fax (619) 374-7134

Location 215852 Gale AveHacienda Heights, CA 91745-1601 · Phone (855) 223-7123 · Fax (619) 374-7134

Location 32235 E Garvey Ave NWest Covina, CA 91791-1540 · Phone (855) 223-7123

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

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.

ZHENGXIAO QU

Behavior Technician