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

RENAL DIETITIAN SPECIALISTS OF OKLAHOMA
NPI 1699325324
Dietitian, Registered in Oklahoma City, OK

Q: What is Renal Dietitian Specialists Of Oklahoma's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Active since September 14, 2019

13901 MCAULEY BLVD STE 303, OKLAHOMA CITY, OK 73134(405) 906-7133(405) 546-2645 Get Directions Write a Review

NPPES record last updated: October 19, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Renal Dietitian Specialists Of Oklahoma NPPES

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

RENAL DIETITIAN SPECIALISTS OF OKLAHOMA (NPI 1699325324) is a healthcare organization registered as a dietitian, registered in Oklahoma City, Oklahoma and active in the NPI registry since September 2019. The organization lists Margaret Tarr Deshazer, Owner/operator, as its authorized official.

NPPES Registry Identity

NPI1699325324

Entity TypeOrganization

Primary Taxonomy133V00000X

Legal Business NameRENAL DIETITIAN SPECIALISTS OF OKLAHOMA

Location Address13901 MCAULEY BLVD STE 303Oklahoma City, OK 73134-8704

Mailing Address20 E Blanch AveEdmond, OK 73034-3633 · (405) 906-7133 · Fax (405) 546-2645

Phone(405) 906-7133

Fax(405) 546-2645

Organization SubpartNo

Authorized OfficialMargaret Tarr DeshazerOwner/operator · (405) 906-7133

Enumeration DateSeptember 14, 2019

Last NPPES UpdateOctober 19, 2026

NPPES CertifiedOctober 19, 2026

✔ NPI 1699325324 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

Definition

A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

13901 MCAULEY BLVD STE 303, Oklahoma City, OK 73134

Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Renal Dietitian Specialists Of Oklahoma 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 Renal Dietitian Specialists Of Oklahoma, which bills Medicare for the services this clinician delivers.

Clinician (1)

Margaret Deshazer, MS, RD/LD

Registered Dietitian or Nutrition Professional

NPI 1891343752

13901 MCAULEY BLVD STE 303
Oklahoma City, OK 73134

(405) 906-7133

Same 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 Renal Dietitian Specialists Of Oklahoma's NPI number?

The NPI number for Renal Dietitian Specialists Of Oklahoma is 1699325324. It was assigned to this organization in the NPPES registry on September 14, 2019.

Where is Renal Dietitian Specialists Of Oklahoma located?

Renal Dietitian Specialists Of Oklahoma is located at 13901 Mcauley Blvd Ste 303, Oklahoma City, OK 73134. The listed phone number is (405) 906-7133.

What is Renal Dietitian Specialists Of Oklahoma's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Renal Dietitian Specialists Of Oklahoma enrolled in Medicare?

Yes. Renal Dietitian Specialists Of Oklahoma is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Renal Dietitian Specialists Of Oklahoma?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Registered Dietitian or Nutrition Professional) reassigns their Medicare billing to Renal Dietitian Specialists Of Oklahoma. 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 Renal Dietitian Specialists Of Oklahoma was last updated on October 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.