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DIANE KIM NGUYEN PMHNP/FNP
NPI 1447627187
Nurse Practitioner - Family in Plano, TX

Active since August 28, 2015PECOS Enrolled
74.59/100
CMS Quality Rating
850 CENTRAL PKWY E STE 275, PLANO, TX 75074(972) 881-4688 Get Directions Write a Review

NPPES record last updated: August 17, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 17, 2025, Feb 5, 2025, Apr 20, 2022 and 1 more (4 updates tracked since 2018).

About Diane Kim Nguyen Pmhnp/fnp NPPES

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

DIANE KIM NGUYEN PMHNP/FNP (NPI 1447627187) is an individual family provider in Plano, Texas, licensed in Texas (AP128091) and active in the NPI registry since August 2015. She is enrolled in Medicare PECOS and maintains a secondary practice location in Dallas.

NPPES Registry Identity

NPI1447627187
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDIANE KIM NGUYENCredential: PMHNP/FNP
Location Address850 CENTRAL PKWY E STE 275Plano, TX 75074-5542
Mailing AddressPo Box 845347Dallas, TX 75284-5347 · (214) 645-0624 · Fax (214) 645-3775
Phone(972) 881-4688
Sole ProprietorYes
Enumeration DateAugust 28, 2015
Last NPPES UpdateAugust 17, 20254 updates tracked since enumeration
NPPES CertifiedAugust 17, 2025
✔ NPI 1447627187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · AP128091
Also ListedRegistered NurseTaxonomy 163W00000X · License 11292096 (TX)
850 CENTRAL PKWY E STE 275, Plano, TX 75074
Open in Google Maps ↗

Secondary Practice Location 1

Location 16363 Forest Park Road 7th Fl Suite 749Dallas, TX 75390-1658 · Phone (214) 645-8500 · Fax (214) 645-3775

Accepted Insurance

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

Diane Kim Nguyen Pmhnp/fnp 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

2

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

Legacy Physiatry Group LLC
1.3 mi
Physical Medicine & Rehabilitation
850 CENTRAL PKWY E STE 275
Plano, TX 75074
  • Reassigned Medicare billing, Texas enrollment
  • 96 clinicians in this Medicare group
NPI 1316078769 (972) 881-4688
University Of Texas Southwestern Medical Center At Dallas
6.6 mi
Pediatrics
7601 PRESTON RD
Plano, TX 75024
  • Reassigned Medicare billing, Texas enrollment
  • 5,299 clinicians in this Medicare group
NPI 1598789984 (214) 645-0624

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 75074 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality56.12
Promoting Interoperability100
Improvement Activities40
Cost59.2

Other Providers at the Same Location NPPES 16

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

KRISTEN ELAINE WHITE FNP-C
Nurse Practitioner (Family)
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 372-1663
LEGACY PHYSIATRY GROUP LLC
Physical Medicine & Rehabilitation
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 881-4688
SAMUEL OUYA FNP
Nurse Practitioner (Family)
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 881-4688
OMOTOMIKE KUKU
Nurse Practitioner (Family)
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 881-4688
ANGELA MARIE REDDING FNP-C
Nurse Practitioner (Family)
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 881-4688
ALICIA NASH PA
Physician Assistant
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 372-1667
DOROTHY DENISE GODDARD FNP MSN RN
Nurse Practitioner
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 881-4688
CRISTAL N HALL FNP
Nurse Practitioner (Family)
850 CENTRAL PKWY E STE 275
PLANO, TX 75074
Collin County (972) 881-4688

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 Diane Nguyen's NPI number?

The NPI number for Diane Nguyen is 1447627187. It was assigned to this individual provider in the NPPES registry on August 28, 2015.

Where is Diane Nguyen located?

Diane Nguyen practices at 850 Central Pkwy E Ste 275, Plano, TX 75074. The listed phone number is (972) 881-4688.

What is Diane Nguyen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Diane Nguyen enrolled in Medicare?

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

Which organizations bill Medicare for Diane Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Nguyen reassigns Medicare benefits to 2 organizations: Legacy Physiatry Group LLC (Plano, TX) and University Of Texas Southwestern Medical Center At Dallas (Plano, 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 Diane Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diane Nguyen accept?

Health plans from Blue Cross and Blue Shield of Texas, Cigna Healthcare, Molina Healthcare and UnitedHealthcare list Diane 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 Diane Nguyen was last updated on August 17, 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.