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PAUL TRUONG NGUYEN DENTIST
NPI 1174955488
Dentist - General Practice in Tustin, CA

Active since August 08, 2013PECOS EnrolledAccepts Medicare Assignment
661 W 1ST ST STE A, TUSTIN, CA 92780(714) 665-9890(714) 665-9891 Get Directions Write a Review

NPPES record last updated: October 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 25, 2020, Aug 9, 2018, Jun 27, 2016 (3 updates tracked since 2016).

About Paul Truong Nguyen Dentist NPPES

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

PAUL TRUONG NGUYEN DENTIST (NPI 1174955488) is an individual general practice provider in Tustin, California, licensed in California (DDS64255) and active in the NPI registry since August 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in Anaheim, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1174955488
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NamePAUL TRUONG NGUYENCredential: DENTIST
Location Address661 W 1ST ST STE ATustin, CA 92780-2939
Mailing Address661 W 1st St Ste GTustin, CA 92780-2939 · (714) 665-9890 · Fax (714) 665-9891
Phone(714) 665-9890
Fax(714) 665-9891
Sole ProprietorYes
Medical School CMSOtherGraduated 2013
Enumeration DateAugust 8, 2013
Last NPPES UpdateOctober 22, 20253 updates tracked since enumeration
NPPES CertifiedOctober 22, 2025
✔ NPI 1174955488 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
Licenses✔ Licensed in CA · DDS64255✔ Licensed in WA · DENT.DE.60668006✔ Licensed in AZ · D008816
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.
661 W 1ST ST STE A, Tustin, CA 92780
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Secondary Practice Location 1

Location 19918 Katella Ave Ste A-CAnaheim, CA 92804-6465 · Phone (714) 644-9494 · Fax (714) 644-9894

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Paul Truong Nguyen Dentist is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1850685157
PECOS Enrollment IDI20250901000695
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92780 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

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

DON Q VU DENTIST
Dentist
661 W 1ST ST STE A
TUSTIN, CA 92780
Orange County (714) 665-9890
VIVIAN TUONG LE DENTIST
Dentist
661 W 1ST ST STE A
TUSTIN, CA 92780
Orange County (714) 665-9890
PARVIN MAHDAD DENTIST
Dentist (General Practice)
661 W 1ST ST STE A
TUSTIN, CA 92780
Orange County (714) 665-9890
RINKAL BHARATKUMAR THAKKAR DENTIST
Dentist
661 W 1ST ST STE A
TUSTIN, CA 92780
Orange County (714) 665-9890

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 Paul Nguyen's NPI number?

The NPI number for Paul Nguyen is 1174955488. It was assigned to this individual provider in the NPPES registry on August 8, 2013.

Where is Paul Nguyen located?

Paul Nguyen practices at 661 W 1st St Ste A, Tustin, CA 92780. The listed phone number is (714) 665-9890.

What is Paul Nguyen's specialty?

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

Is Paul Nguyen enrolled in Medicare?

Yes. Paul Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Paul Nguyen accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Humana list Paul Nguyen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Paul Nguyen was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.