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ANTHONY NGUYEN MD
NPI 1265172324
Emergency Medicine in Colton, CA

Active since March 29, 2022PECOS Enrolled
400 N PEPPER AVE, COLTON, CA 92324(909) 580-2159 Get Directions Write a Review

NPPES record last updated: July 28, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Anthony Nguyen Md NPPES

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

ANTHONY NGUYEN MD (NPI 1265172324) is an individual emergency medicine provider in Colton, California, licensed in California (A190627) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265172324
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameANTHONY NGUYENCredential: MD
Location Address400 N PEPPER AVEColton, CA 92324-1801
Mailing Address400 N Pepper AveColton, CA 92324-1801
Phone(909) 580-2159
Sole ProprietorNo
Enumeration DateMarch 29, 2022
Last NPPES UpdateJuly 28, 2025
NPPES CertifiedJuly 28, 2025
✔ NPI 1265172324 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A190627
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
400 N PEPPER AVE, Colton, CA 92324
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anthony Nguyen Md 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 Anthony Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cep America - California
23 mi
Emergency Medicine
1798 N. GAREY AVENUE
Pomona, CA 91767
  • Reassigned Medicare billing, California enrollment
  • 1,204 clinicians in this Medicare group
NPI 1740235258 (909) 865-9500

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 92324 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
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 20

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

CATHERINE J CALHOUN
Licensed Psychiatric Technician
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (909) 580-1800
CINDY COZART
Registered Nurse (Psychiatric/Mental Health)
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (909) 580-1800
ARROWHEAD REGIONAL MEDICAL CENTER
General Acute Care Hospital
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (909) 580-1000
LINDA MATTHEWS
Registered Nurse
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (909) 580-3144
BRANDI DEUEL
Registered Nurse
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (909) 580-3144
CHIQUE LOU FLORES RN
Registered Nurse
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (909) 580-1800
KEVIN THIEN ONG
Student in an Organized Health Care Education/Training Program
400 N PEPPER AVE
COLTON, CA 92324
San Bernardino County (510) 525-6927
CAROLYN M DOHERTY MD
Otolaryngology
400 N PEPPER AVE, MOB SUITE 308
COLTON, CA 92324
San Bernardino County (909) 580-3353

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 Anthony Nguyen's NPI number?

The NPI number for Anthony Nguyen is 1265172324. It was assigned to this individual provider in the NPPES registry on March 29, 2022.

Where is Anthony Nguyen located?

Anthony Nguyen practices at 400 N Pepper Ave, Colton, CA 92324. The listed phone number is (909) 580-2159.

What is Anthony Nguyen's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Anthony Nguyen enrolled in Medicare?

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

Which organization bills Medicare for Anthony Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Anthony Nguyen reassigns Medicare benefits to Cep America - California (Pomona, 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 Anthony Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Anthony Nguyen was last updated on July 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.