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

MR. MATTHEW DAVID DONG OTR/L
NPI 1942448204
Occupational Therapist - Mental Health in Mather, CA

Q: What is Matthew Dong's NPI number?

The NPI number for Matthew Dong is 1942448204. It was assigned to this individual provider in the NPPES registry on January 25, 2009.

Q: What is Matthew Dong's specialty?

The primary specialty registered for this NPI is Occupational Therapist, specializing in Mental Health, with taxonomy code 225XM0800X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Dong was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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 January 25, 2009

10535 HOSPITAL WAY # 116A, MATHER, CA 95655(916) 843-9368 Get Directions Write a Review

NPPES record last updated: October 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 13, 2026, Sep 23, 2026 (2 updates tracked since 2026).

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About Mr. Matthew David Dong Otr/l NPPES

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

MR. MATTHEW DAVID DONG OTR/L (NPI 1942448204) is an individual mental health provider in Mather, California, licensed in California (10632) and active in the NPI registry since January 2009.

NPPES Registry Identity

NPI1942448204

Entity TypeIndividualMale

Primary Taxonomy225XM0800X

Provider Legal NameMR. MATTHEW DAVID DONGCredential: OTR/L

Location Address10535 HOSPITAL WAY # 116AMather, CA 95655-4200

Mailing Address10535 Hospital Way # 116aMather, CA 95655-4200 · (916) 843-9368 · Fax (916) 843-7111

Phone(916) 843-9368

Sole ProprietorYes

Enumeration DateJanuary 25, 2009

Last NPPES UpdateOctober 13, 20262 updates tracked since enumeration

NPPES CertifiedOctober 13, 2026

✔ NPI 1942448204 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational Therapist · Mental HealthRespiratory, Developmental, Rehabilitative and Restorative Service Providers

Taxonomy Code225XM0800X

License✔ Licensed in CA · 10632

Definition

Occupational therapists provide treatment for people recovering from a mental or physical illness to regain their independence and stability and to engage in normal daily occupations (work, home, family life, school, leisure). Occupational therapists provide particular emphasis on interventions that result in improved quality of life and decrease hospitalization.

10535 HOSPITAL WAY # 116A, Mather, CA 95655

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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 Matthew Dong's NPI number?

The NPI number for Matthew Dong is 1942448204. It was assigned to this individual provider in the NPPES registry on January 25, 2009.

Where is Matthew Dong located?

Matthew Dong practices at 10535 Hospital Way # 116A, Mather, CA 95655. The listed phone number is (916) 843-9368.

What is Matthew Dong's specialty?

The primary specialty registered for this NPI is Occupational Therapist, specializing in Mental Health, with taxonomy code 225XM0800X.

When was this NPI record last updated?

The NPPES record for Matthew Dong was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.