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DR. HIEN SI NGUYEN D.D.S.
NPI 1013951177
Dentist - General Practice in El Monte, CA

Active since June 16, 2006PECOS Enrolled
3944 N. PECK RD #2, EL MONTE, CA 91732(626) 401-2445 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Hien Si Nguyen D.d.s. NPPES

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

DR. HIEN SI NGUYEN D.D.S. (NPI 1013951177) is an individual general practice provider in El Monte, California, licensed in California (36185) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013951177
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. HIEN SI NGUYENCredential: D.D.S.
Location Address3944 N. PECK RD #2El Monte, CA 91732
Mailing Address3944 N. Peck Rd #2El Monte, CA 91732 · (626) 401-2445
Phone(626) 401-2445
Sole ProprietorYes
Enumeration DateJune 16, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1013951177 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in CA · 36185
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.
3944 N. PECK RD #2, El Monte, CA 91732
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Hien Si 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91732 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.

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 Hien Nguyen's NPI number?

The NPI number for Hien Nguyen is 1013951177. It was assigned to this individual provider in the NPPES registry on June 16, 2006.

Where is Hien Nguyen located?

Hien Nguyen practices at 3944 N. Peck Rd #2, El Monte, CA 91732. The listed phone number is (626) 401-2445.

What is Hien Nguyen's specialty?

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

Is Hien Nguyen enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Hien Nguyen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.