DR. NGHI UYEN DUONG O.D.
NPI 1285832501
Optometrist in San Diego, CA

Q: What is Nghi Duong's NPI number?

The NPI number for Nghi Duong is 1285832501. It was assigned to this individual provider in the NPPES registry on July 9, 2007.

Q: What is Nghi Duong's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Q: When was this NPI record last updated?

The NPPES record for Nghi Duong was last updated on February 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since July 09, 2007PECOS EnrolledAccepts Medicare Assignment

5330 CARROLL CANYON RD STE 210, SAN DIEGO, CA 92121(858) 450-1010(858) 450-9451 Get Directions Write a Review

NPPES record last updated: February 20, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Nghi Uyen Duong O.d. NPPES

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

DR. NGHI UYEN DUONG O.D. (NPI 1285832501) is an individual optometrist in San Diego, California, licensed in California (12803) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in San Marcos, and is a graduate of Illinois College Of Optometry At Chicago (2005).

NPPES Registry Identity

NPI1285832501

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameDR. NGHI UYEN DUONGCredential: O.D.

Location Address5330 CARROLL CANYON RD STE 210San Diego, CA 92121-3758

Mailing Address635b S Rancho Santa Fe RdSan Marcos, CA 92078-3973 · (760) 744-0767 · Fax (760) 744-2892

Phone(858) 450-1010

Fax(858) 450-9451

Sole ProprietorYes

Medical School CMSIllinois College Of Optometry At ChicagoGraduated 2005

Enumeration DateJuly 9, 2007

Last NPPES UpdateFebruary 20, 2025

NPPES CertifiedFebruary 20, 2025

✔ NPI 1285832501 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in CA · 12803

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

5330 CARROLL CANYON RD STE 210, San Diego, CA 92121

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Secondary Practice Location 1

Location 1635B S Rancho Santa Fe RdSan Marcos, CA 92078-3973 · Phone (760) 744-0767 · Fax (760) 744-2892

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

Dr. Nghi Uyen Duong O.d. 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 ID5890956254

PECOS Enrollment IDI20120411000302

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 92121 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

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

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 3

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

DR. NICOLE TOPILOW MD

Ophthalmology

5330 CARROLL CANYON RD STE 210
SAN DIEGO, CA 92121

San Diego County (858) 450-1010

DR. RACHAEL ANN ALLEN D.O

Ophthalmology

5330 CARROLL CANYON RD STE 210
SAN DIEGO, CA 92121

San Diego County (800) 765-2737

CATHERINE RUTH SHEILS MD

Ophthalmology

5330 CARROLL CANYON RD STE 210
SAN DIEGO, CA 92121

San Diego County (800) 345-8979

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 Nghi Duong's NPI number?

The NPI number for Nghi Duong is 1285832501. It was assigned to this individual provider in the NPPES registry on July 9, 2007.

Where is Nghi Duong located?

Nghi Duong practices at 5330 Carroll Canyon Rd Ste 210, San Diego, CA 92121. The listed phone number is (858) 450-1010.

What is Nghi Duong's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Nghi Duong enrolled in Medicare?

Yes. Nghi Duong 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 Nghi Duong 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, BlueCross BlueShield of Tennessee and Providence Health Plan list Nghi Duong 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 Nghi Duong was last updated on February 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.