Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. CARY NICHOLAS ROY MD
NPI 1912585258
Internal Medicine - Rheumatology in Dallas, TX

Active since March 30, 2021
8144 WALNUT HILL LN STE 800, DALLAS, TX 75231(214) 540-0700(214) 540-0701 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 15, 2026, Mar 30, 2021 (2 updates tracked since 2021).

About Dr. Cary Nicholas Roy Md NPPES

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

DR. CARY NICHOLAS ROY MD (NPI 1912585258) is an individual rheumatology provider in Dallas, Texas, licensed in Texas (W6768) and active in the NPI registry since March 2021.

NPPES Registry Identity

NPI1912585258
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameDR. CARY NICHOLAS ROYCredential: MD
Location Address8144 WALNUT HILL LN STE 800Dallas, TX 75231-4345
Mailing Address8144 Walnut Hill Ln Ste 800Dallas, TX 75231-4345 · (214) 540-0700 · Fax (214) 540-0701
Fax(214) 540-0701
Sole ProprietorNo
Enumeration DateMarch 30, 2021
Last NPPES UpdateJuly 15, 20262 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
NPI 1912585258 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License Licensed in TX · W6768
Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

8144 WALNUT HILL LN STE 800, Dallas, TX 75231

Other Providers at the Same Location NPPES 14

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

Nurse Practitioner (Family)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Internal Medicine (Rheumatology)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Physician Assistant
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Internal Medicine (Rheumatology)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Internal Medicine (Rheumatology)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Internal Medicine (Rheumatology)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Internal Medicine (Rheumatology)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231
Internal Medicine (Rheumatology)
8144 WALNUT HILL LN STE 800
DALLAS, TX 75231

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 Cary Roy's NPI number?

The NPI number for Cary Roy is 1912585258. It was assigned to this individual provider in the NPPES registry on March 30, 2021.

Where is Cary Roy located?

Cary Roy practices at 8144 Walnut Hill Ln Ste 800, Dallas, TX 75231. The listed phone number is (214) 540-0700.

What is Cary Roy's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

When was this NPI record last updated?

The NPPES record for Cary Roy was last updated on July 15, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.