DR. KAREN NGOC NGUYEN OD
NPI 1245899566
Optometrist in Fort Worth, TX

Q: What is Karen Nguyen's NPI number?

The NPI number for Karen Nguyen is 1245899566. It was assigned to this individual provider in the NPPES registry on June 10, 2019.

Q: What is Karen Nguyen'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 Karen Nguyen was last updated on June 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since June 10, 2019PECOS Enrolled

4800 S HULEN ST STE 2720, FORT WORTH, TX 76132(817) 346-2186(817) 370-7902 Get Directions Write a Review

NPPES record last updated: June 10, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Karen Ngoc Nguyen Od NPPES

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

DR. KAREN NGOC NGUYEN OD (NPI 1245899566) is an individual optometrist in Fort Worth, Texas, licensed in Texas (9665T) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Cedar Hill.

NPPES Registry Identity

NPI1245899566

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameDR. KAREN NGOC NGUYENCredential: OD

Location Address4800 S HULEN ST STE 2720Fort Worth, TX 76132-1465

Mailing Address1971 Barron LnFort Worth, TX 76112-5353 · (817) 291-8451

Phone(817) 346-2186

Fax(817) 370-7902

Sole ProprietorNo

Enumeration DateJune 10, 2019

✔ NPI 1245899566 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 TX · 9665T

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.

4800 S HULEN ST STE 2720, Fort Worth, TX 76132

Open in Google Maps ↗

Secondary Practice Location 1

Location 1305 W Fm 1382 Ste 524BCedar Hill, TX 75104-1890 · Phone (972) 293-7170 · Fax (972) 293-8421

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Health, Oscar Health Insurance 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)

Dr. Karen Ngoc 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.

Medicare Billing Reassignments

Medicare enrollment records show Karen Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Infocus Vision, P.C.

0.2 mi

Optometrist

4800 S HULEN ST STE 2720
Fort Worth, TX 76132

Reassigned Medicare billing, Texas enrollment
Medicare enrollment name: Infocus Vision PC
6 clinicians in this Medicare group

NPI 1427305283 (817) 346-2186

Libra Optometry PA

39 mi

Optometrist

7859 WALNUT HILL LN STE 185
Dallas, TX 75230

Reassigned Medicare billing, Texas enrollment
2 clinicians in this Medicare group

NPI 1396399721 (214) 378-2020

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 76132 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

$129.63 typical visit price

range $56.47 – $171.07

Typical copayment $32.40 (range $14.11 – $42.76)

Most-billed visit code 99204

Established Patient

$70.45 typical visit price

range $18.18 – $139.68

Typical copayment $17.61 (range $4.54 – $34.92)

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. KYMBER MICHELLE BLASCHKE OD

Optometrist

4800 S HULEN ST STE 2720
FORT WORTH, TX 76132

Tarrant County (817) 346-2186

INFOCUS VISION, P.C.

Optometrist

4800 S HULEN ST STE 2720
FORT WORTH, TX 76132

Tarrant County (817) 346-2186

IMAN MARIAM AHMED OD

Optometrist

4800 S HULEN ST STE 2720
FORT WORTH, TX 76132

Tarrant County (833) 362-8789

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 Karen Nguyen's NPI number?

The NPI number for Karen Nguyen is 1245899566. It was assigned to this individual provider in the NPPES registry on June 10, 2019.

Where is Karen Nguyen located?

Karen Nguyen practices at 4800 S Hulen St Ste 2720, Fort Worth, TX 76132. The listed phone number is (817) 346-2186.

What is Karen Nguyen's specialty?

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

Is Karen Nguyen enrolled in Medicare?

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

Which organizations bill Medicare for Karen Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Nguyen reassigns Medicare benefits to 2 organizations: Infocus Vision, P.C. (Fort Worth, TX) and Libra Optometry PA (Dallas, TX). Each 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 Karen Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karen Nguyen accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Health, Oscar Health Insurance, Oscar Health Maintenance Organization of Florida and Oscar Health Plan of North Carolina, Inc and 4 other insurers list Karen 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 Karen Nguyen was last updated on June 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.