IAH OF TEXAS, PLLC
NPI 1487051231
Family Medicine in Irving, TX

Active since November 21, 2014
4545 FULLER DR, STE. 325, IRVING, TX 75038(972) 870-5511(972) 870-5512 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 12, 2026, Oct 26, 2022, Aug 30, 2022 and 1 more (4 updates tracked since 2018).

About Iah Of Texas, Pllc NPPES

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

IAH OF TEXAS, PLLC (NPI 1487051231), doing business as Harmonycares Medical Group, is a healthcare organization registered as a family medicine in Irving, Texas and active in the NPI registry since November 2014. The organization maintains 2 additional practice locations and lists Jeffrey Stevens, Owner, as its authorized official.

NPPES Registry Identity

NPI1487051231
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameIAH OF TEXAS, PLLC
Location Address4545 FULLER DR, STE. 325Irving, TX 75038-6530
Mailing AddressPo Box 639295Cincinnati, OH 45263-9295 · (216) 678-4599 · Fax (855) 618-6655
Fax(972) 870-5512
Organization SubpartNo
Authorized OfficialJeffrey StevensOwner · (216) 678-4599
Enumeration DateNovember 21, 2014
Last NPPES UpdateAugust 12, 20264 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
✔ NPI 1487051231 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
4545 FULLER DR, Irving, TX 75038

Other Names 1

Doing Business AsHarmonycares Medical Group

Secondary Practice Locations 2

Location 15402 S Staples St Ste 103Corpus Christi, TX 78411-4656 · Phone (248) 266-4200
Location 28588 Katy Fwy Ste 226AHouston, TX 77024-1881 · Phone (248) 266-4200

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Iah Of Texas, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

40

Medicare enrollment records show 40 clinicians reassign Medicare billing to Iah Of Texas, PLLC, which bills Medicare for the services they deliver. Of these, 16 practice at this address. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Nurse Practitioner21
Internal Medicine10
Family Practice9

Nearest to this location (20)

See all 40
Internal Medicine
NPI 1346573086
4545 FULLER DR SUITE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1164736120
4545 FULLER DR SUITE 325
Irving, TX 75038
(972) 870-5511
✔ PECOSSame address
Family Practice
NPI 1053554360
4545 FULLER DR SUITE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1083935902
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOSSame address
Nurse Practitioner
NPI 1477010767
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1790101624
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1831489947
4545 FULLER DR STE 325
Irving, TX 75038
(214) 984-2168
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1295719870
4545 FULLER DRIVE SUITE 325
Irving, TX 75038
(972) 870-5511
✔ PECOSSame address
Family Practice
NPI 1629423363
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1932578671
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1518191865
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1124126669
4545 FULLER DR SUITE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1043730971
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1700804937
4545 FULLER DR STE 325
Irving, TX 75038
(972) 870-5511
✔ PECOSSame address
Family Practice
NPI 1356430565
4545 FULLER DR SUITE 340
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1851329932
4545 FULLER DR SUITE 325
Irving, TX 75038
(972) 870-5511
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1952676132
350 WESTPARK WAY STE 103
Euless, TX 76040
(817) 508-8030
✔ PECOS✔ Accepts Medicare10 mi
Internal Medicine
NPI 1295994606
8230 WALNUT HILL LN STE 414
Dallas, TX 75231
(214) 200-3256
✔ PECOS✔ Accepts Medicare11 mi
Nurse Practitioner
NPI 1295079986
1301 W PRESIDENT GEORGE BUSH HWY
Richardson, TX 75080
(817) 271-6099
✔ PECOS✔ Accepts Medicare15 mi
Family Practice
NPI 1376709493
2360 GUS THOMASSON RD
Dallas, TX 75228
(214) 301-7071
✔ PECOS✔ Accepts Medicare16 mi
See all 40 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Iah Of Texas, PLLC's NPI number?

The NPI number for Iah Of Texas, PLLC is 1487051231. It was assigned to this organization in the NPPES registry on November 21, 2014. The provider is doing business as HarmonyCares Medical Group.

Where is Iah Of Texas, PLLC located?

Iah Of Texas, PLLC is located at 4545 Fuller Dr Ste. 325, Irving, TX 75038. The listed phone number is (972) 870-5511.

What is Iah Of Texas, PLLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Iah Of Texas, PLLC enrolled in Medicare?

Yes. Iah Of Texas, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Iah Of Texas, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 40 clinicians in 3 Medicare specialties reassign their Medicare billing to Iah Of Texas, PLLC. A 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 the clinician's services. The largest specialties are Nurse Practitioner (21), Internal Medicine (10) and Family Practice (9). Of these, 16 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Iah Of Texas, PLLC was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.