Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GREGORY PHILIP ENNIS M.D.
NPI 1619092228
Clinic/Center - Occupational Medicine in Irving, TX

Q: What is Gregory Ennis's NPI number?

The NPI number for Gregory Ennis is 1619092228. It was assigned to this individual provider in the NPPES registry on March 20, 2007.

Q: What is Gregory Ennis's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Occupational Medicine, with taxonomy code 261QX0100X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Ennis was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 days 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 March 20, 2007

2233 E GRAUWYLER RD STE 107, IRVING, TX 75061(972) 659-1234(972) 438-1847 Get Directions Write a Review

NPPES record last updated: August 28, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About Dr. Gregory Philip Ennis M.d. NPPES

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

DR. GREGORY PHILIP ENNIS M.D. (NPI 1619092228) is an individual occupational medicine provider in Irving, Texas, licensed in Texas (E0454) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1619092228

Entity TypeIndividualMale

Primary Taxonomy261QX0100X

Provider Legal NameDR. GREGORY PHILIP ENNISCredential: M.D.

Location Address2233 E GRAUWYLER RD STE 107Irving, TX 75061-3239

Mailing AddressPo Box 153068Irving, TX 75015-3068 · (972) 659-1234 · Fax (972) 438-1847

Phone(972) 659-1234

Fax(972) 438-1847

Sole ProprietorYes

Enumeration DateMarch 20, 2007

Last NPPES UpdateAugust 28, 2026

NPPES CertifiedAugust 28, 2026

✔ NPI 1619092228 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Occupational MedicineAmbulatory Health Care Facilities

Taxonomy Code261QX0100X

License✔ Licensed in TX · E0454

2233 E GRAUWYLER RD STE 107, Irving, TX 75061

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Other Providers at the Same Location NPPES

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

PROFESSIONAL EXAM SERVICES INC.

Case Management

2233 E GRAUWYLER RD STE 107
IRVING, TX 75061

Dallas County (972) 659-1234

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 Gregory Ennis's NPI number?

The NPI number for Gregory Ennis is 1619092228. It was assigned to this individual provider in the NPPES registry on March 20, 2007.

Where is Gregory Ennis located?

Gregory Ennis practices at 2233 E Grauwyler Rd Ste 107, Irving, TX 75061. The listed phone number is (972) 659-1234.

What is Gregory Ennis's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Occupational Medicine, with taxonomy code 261QX0100X.

When was this NPI record last updated?

The NPPES record for Gregory Ennis was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 days 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.