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

MATTHEW DEJONG DDS
NPI 1669088852
Dentist - General Practice in Tustin, CA

Active since September 22, 2020
13422 NEWPORT AVE STE B, TUSTIN, CA 92780(714) 544-2020 Get Directions Write a Review

NPPES record last updated: October 20, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 3, 2023, Sep 22, 2020 (2 updates tracked since 2020).

About Matthew Dejong Dds NPPES

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

MATTHEW DEJONG DDS (NPI 1669088852) is an individual general practice provider in Tustin, California, licensed in Oregon (D11339) and active in the NPI registry since September 2020.

NPPES Registry Identity

NPI1669088852
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameMATTHEW DEJONGCredential: DDS
Location Address13422 NEWPORT AVE STE BTustin, CA 92780-3746
Mailing Address13422 Newport Ave Ste BTustin, CA 92780-3746
Phone(714) 544-2020
Sole ProprietorNo
Enumeration DateSeptember 22, 2020
Last NPPES UpdateOctober 20, 20262 updates tracked since enumeration
NPPES CertifiedOctober 20, 2026
✔ NPI 1669088852 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in OR · D11339
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
13422 NEWPORT AVE STE B, Tustin, CA 92780
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Other Providers at the Same Location NPPES

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

M ROBERTA DORNAN DDS INC
Dentist (General Practice)
13422 NEWPORT AVE STE B
TUSTIN, CA 92780
Orange County (714) 544-2020

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 Dejong's NPI number?

The NPI number for Matthew Dejong is 1669088852. It was assigned to this individual provider in the NPPES registry on September 22, 2020.

Where is Matthew Dejong located?

Matthew Dejong practices at 13422 Newport Ave Ste B, Tustin, CA 92780. The listed phone number is (714) 544-2020.

What is Matthew Dejong's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Matthew Dejong was last updated on October 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.