DIABETES & ENDOCRINOLOGY ASSOCIATES P A
NPI 1457861825
Internal Medicine - Endocrinology, Diabetes & Metabolism in Dallas, TX

Q: What is Diabetes & Endocrinology Associates P A's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Active since October 11, 2017

5232 FOREST LN STE 170, DALLAS, TX 75244(214) 964-0888(214) 484-1718 Get Directions Write a Review

NPPES record last updated: July 29, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Diabetes & Endocrinology Associates P A NPPES

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

DIABETES & ENDOCRINOLOGY ASSOCIATES P A (NPI 1457861825) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Dallas, Texas and active in the NPI registry since October 2017. The organization lists David M Feinstein, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1457861825

Entity TypeOrganization

Primary Taxonomy207RE0101X

Legal Business NameDIABETES & ENDOCRINOLOGY ASSOCIATES P A

Location Address5232 FOREST LN STE 170Dallas, TX 75244-8053

Mailing Address5232 Forest Ln Ste 170Dallas, TX 75244-8053 · (214) 964-0888 · Fax (214) 484-1718

Phone(214) 964-0888

Fax(214) 484-1718

Organization SubpartNo

Authorized OfficialDavid M FeinsteinPhysician/owner · (214) 964-0888

Enumeration DateOctober 11, 2017

Last NPPES UpdateJuly 29, 2025

NPPES CertifiedJuly 29, 2025

✔ NPI 1457861825 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in TX · F0999

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

5232 FOREST LN STE 170, Dallas, TX 75244

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Diabetes & Endocrinology Associates P A is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Diabetes & Endocrinology Associates P A, which bills Medicare for the services this clinician delivers.

Clinician (1)

David Feinstein, MD

Endocrinology

NPI 1609888965

5232 FOREST LN STE 170
Dallas, TX 75244

(214) 964-0888

✔ PECOS✔ Accepts MedicareSame address

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 Diabetes & Endocrinology Associates P A's NPI number?

The NPI number for Diabetes & Endocrinology Associates P A is 1457861825. It was assigned to this organization in the NPPES registry on October 11, 2017.

Where is Diabetes & Endocrinology Associates P A located?

Diabetes & Endocrinology Associates P A is located at 5232 Forest Ln Ste 170, Dallas, TX 75244. The listed phone number is (214) 964-0888.

What is Diabetes & Endocrinology Associates P A's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Diabetes & Endocrinology Associates P A enrolled in Medicare?

Yes. Diabetes & Endocrinology Associates P A is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Diabetes & Endocrinology Associates P A?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Diabetes & Endocrinology Associates P A. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Diabetes & Endocrinology Associates P A was last updated on July 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.