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CHRISTOPHER DAI NGUYEN D.D.S
NPI 1194920173
Dentist - Oral and Maxillofacial Surgery in Westminster, CA

Active since June 19, 2007PECOS Enrolled
7611 WESTMINSTER BLVD STE B, WESTMINSTER, CA 92683(714) 379-2144(714) 379-2116 Get Directions Write a Review

NPPES record last updated: February 16, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 16, 2021, Dec 3, 2020, Oct 16, 2018 (3 updates tracked since 2018).

About Christopher Dai Nguyen D.d.s NPPES

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

CHRISTOPHER DAI NGUYEN D.D.S (NPI 1194920173) is an individual oral and maxillofacial surgery provider in Westminster, California, licensed in California (53254) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1194920173
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameCHRISTOPHER DAI NGUYENCredential: D.D.S
Location Address7611 WESTMINSTER BLVD STE BWestminster, CA 92683-3909
Mailing Address7611 Westminster Blvd Ste BWestminster, CA 92683-3909 · (714) 235-5542 · Fax (714) 379-2116
Phone(714) 379-2144
Fax(714) 379-2116
Sole ProprietorYes
Enumeration DateJune 19, 2007
Last NPPES UpdateFebruary 16, 20213 updates tracked since enumeration
NPPES CertifiedFebruary 16, 2021
✔ NPI 1194920173 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in CA · 53254
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
Also ListedDentist · General PracticeTaxonomy 1223G0001X · License DN17304 (FL), 53254 (CA)
7611 WESTMINSTER BLVD STE B, Westminster, CA 92683
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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christopher Dai Nguyen D.d.s is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Christopher Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Christopher Dai Nguyen D.D.S., A Professional Corporation
Same address
Dentist
7611 WESTMINSTER BLVD STE B
Westminster, CA 92683
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Christopher Dai Nguyen DDS A Professional Corporation
NPI 1760644488 (714) 379-2144

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92683 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

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

CHRISTOPHER DAI NGUYEN D.D.S., A PROFESSIONAL CORPORATION
Dentist
7611 WESTMINSTER BLVD STE B
WESTMINSTER, CA 92683
Orange County (714) 379-2144

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 Christopher Nguyen's NPI number?

The NPI number for Christopher Nguyen is 1194920173. It was assigned to this individual provider in the NPPES registry on June 19, 2007.

Where is Christopher Nguyen located?

Christopher Nguyen practices at 7611 Westminster Blvd Ste B, Westminster, CA 92683. The listed phone number is (714) 379-2144.

What is Christopher Nguyen's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Christopher Nguyen enrolled in Medicare?

Yes. Christopher Nguyen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Christopher Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Nguyen reassigns Medicare benefits to Christopher Dai Nguyen D.D.S., A Professional Corporation (Westminster, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christopher Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Nguyen accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 11 other insurers list Christopher 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 Christopher Nguyen was last updated on February 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.