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THERESA NGUYEN OD
NPI 1609555713
Optometrist in Chula Vista, CA

Active since July 17, 2023PECOS Enrolled
1741 EASTLAKE PKWY STE 101, CHULA VISTA, CA 91915(619) 421-6600 Get Directions Write a Review

NPPES record last updated: August 31, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 31, 2023, Jul 17, 2023 (2 updates tracked since 2023).

About Theresa Nguyen Od NPPES

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

THERESA NGUYEN OD (NPI 1609555713) is an individual optometrist in Chula Vista, California, licensed in California (35530) and active in the NPI registry since July 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1609555713
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameTHERESA NGUYENCredential: OD
Location Address1741 EASTLAKE PKWY STE 101Chula Vista, CA 91915-2032
Mailing Address1741 Eastlake Pkwy Ste 101Chula Vista, CA 91915-2032
Phone(619) 421-6600
Sole ProprietorYes
Enumeration DateJuly 17, 2023
Last NPPES UpdateAugust 31, 20232 updates tracked since enumeration
NPPES CertifiedAugust 31, 2023
✔ NPI 1609555713 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 · 35530
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.
1741 EASTLAKE PKWY STE 101, Chula Vista, CA 91915
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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 (PECOS)

Theresa Nguyen Od 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 91915 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.

KEDDINGTON & KALRA OPTOMETRISTS APC
Optometrist
1741 EASTLAKE PKWY STE 101
CHULA VISTA, CA 91915
San Diego County (619) 421-6600
DR. JENNY YOOJIN KIM OD
Optometrist
1741 EASTLAKE PKWY STE 101
CHULA VISTA, CA 91915
San Diego County (619) 421-6600
MARY MICHELLE KING O.D.
Optometrist
1741 EASTLAKE PKWY STE 101
CHULA VISTA, CA 91915
San Diego County (619) 421-6600

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 Theresa Nguyen's NPI number?

The NPI number for Theresa Nguyen is 1609555713. It was assigned to this individual provider in the NPPES registry on July 17, 2023.

Where is Theresa Nguyen located?

Theresa Nguyen practices at 1741 Eastlake Pkwy Ste 101, Chula Vista, CA 91915. The listed phone number is (619) 421-6600.

What is Theresa Nguyen's specialty?

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

Is Theresa Nguyen enrolled in Medicare?

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

What insurance does Theresa 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 Providence Health Plan list Theresa 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 Theresa Nguyen was last updated on August 31, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.