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NORTH DALLAS ENDOCRINOLOGY, P.A.
NPI 1629380589
Internal Medicine - Endocrinology, Diabetes & Metabolism in Carrollton, TX

Active since July 08, 2010
4325 N JOSEY LN, PLAZA THREE, SUITE 203, CARROLLTON, TX 75010(972) 899-2271 Get Directions Write a Review

NPPES record last updated: December 15, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About North Dallas Endocrinology, P.a. NPPES

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

NORTH DALLAS ENDOCRINOLOGY, P.A. (NPI 1629380589) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Carrollton, Texas and active in the NPI registry since July 2010. The organization lists Ramona Raj, Director, as its authorized official.

NPPES Registry Identity

NPI1629380589
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameNORTH DALLAS ENDOCRINOLOGY, P.A.
Location Address4325 N JOSEY LN, PLAZA THREE, SUITE 203Carrollton, TX 75010-4635
Mailing Address4325 N Josey Ln, Plaza Three, Suite 203Carrollton, TX 75010-4635 · (972) 899-2271
Phone(972) 899-2271
Organization SubpartNo
Authorized OfficialRamona RajDirector · (972) 899-2271
Enumeration DateJuly 8, 2010
Last NPPES UpdateDecember 15, 2010
✔ NPI 1629380589 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 · N2746
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.
4325 N JOSEY LN, Carrollton, TX 75010
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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, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

North Dallas Endocrinology, P.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by November 30, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20101102000102Non-DME Part B · Clinic/Group PracticeDue dateNovember 30, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

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

Clinician (1)

Ramona Raj, MD
Endocrinology
NPI 1952504524
4325 N JOSEY LN PLAZA THREE, SUITE 203
Carrollton, TX 75010
(972) 899-2271
✔ PECOS✔ Accepts Medicare0.1 mi

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 North Dallas Endocrinology, P.A.'s NPI number?

The NPI number for North Dallas Endocrinology, P.A. is 1629380589. It was assigned to this organization in the NPPES registry on July 8, 2010.

Where is North Dallas Endocrinology, P.A. located?

North Dallas Endocrinology, P.A. is located at 4325 N Josey Ln Plaza Three, Suite 203, Carrollton, TX 75010. The listed phone number is (972) 899-2271.

What is North Dallas Endocrinology, P.A.'s specialty?

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

Is North Dallas Endocrinology, P.A. enrolled in Medicare?

Yes. North Dallas Endocrinology, P.A. is registered in the Medicare PECOS enrollment system.

When is North Dallas Endocrinology, P.A.'s Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by November 30, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through North Dallas Endocrinology, P.A.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to North Dallas Endocrinology, 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 North Dallas Endocrinology, P.A. was last updated on December 15, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.