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MRS. MIREYA M. ARVIZU R.D.
NPI 1063664449
Dietitian, Registered in Tucson, AZ

Active since October 16, 2008
2424 N WYATT DR STE 260, TUCSON, AZ 85712(520) 392-7500(520) 323-4350 Get Directions Write a Review

NPPES record last updated: November 8, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mrs. Mireya M. Arvizu R.d. NPPES

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

MRS. MIREYA M. ARVIZU R.D. (NPI 1063664449) is an individual dietitian, registered in Tucson, Arizona, licensed in Arizona (927227) and active in the NPI registry since October 2008. She maintains a secondary practice location in Tucson.

NPPES Registry Identity

NPI1063664449
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMRS. MIREYA M. ARVIZUCredential: R.D.
Location Address2424 N WYATT DR STE 260Tucson, AZ 85712-6118
Mailing Address2424 N Wyatt Dr Ste 260Tucson, AZ 85712-6118 · (520) 795-0608 · Fax (520) 323-4350
Phone(520) 392-7500
Fax(520) 323-4350
Sole ProprietorNo
Enumeration DateOctober 16, 2008
Last NPPES UpdateNovember 8, 2021
NPPES CertifiedNovember 8, 2021
✔ NPI 1063664449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in AZ · 927227
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.
2424 N WYATT DR STE 260, Tucson, AZ 85712
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Secondary Practice Location 1

Location 16261 N La Cholla Blvd Ste 1Tucson, AZ 85741-3565 · Phone (520) 545-0930 · Fax (520) 323-4350

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health, Blue Cross Blue Shield of Arizona and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Mireya M. Arvizu R.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Mireya Arvizu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Genesis Ob Gyn PLLC
5.7 mi
Obstetrics & Gynecology
655 E RIVER RD UNIT 201
Tucson, AZ 85704
  • Reassigned Medicare billing, Arizona enrollment
  • 157 clinicians in this Medicare group
NPI 1992994214 (520) 258-0585

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 6

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

GAYLE A DEAN MD
Obstetrics & Gynecology
2424 N WYATT DR STE 260
TUCSON, AZ 85712
Pima County (520) 795-8080
MRS. BERNADETTE A. O'GRADY WHNP
Nurse Practitioner (Women's Health)
2424 N WYATT DR STE 260
TUCSON, AZ 85712
Pima County (520) 392-7500
DR. KINLEY WARD DNP, WHNP-BC
Nurse Practitioner (Women's Health)
2424 N WYATT DR STE 260
TUCSON, AZ 85712
Pima County (520) 795-8080
DR. NICHOLAS JOSEPH MONTALTO M.D.
Obstetrics & Gynecology
2424 N WYATT DR STE 260
TUCSON, AZ 85712
Pima County (520) 392-7500
HAYLEY KISIEL CNM
Advanced Practice Midwife
2424 N WYATT DR STE 260
TUCSON, AZ 85712
Pima County (520) 877-3800
ROBIN WINEINGER RD
Dietitian, Registered
2424 N WYATT DR STE 260
TUCSON, AZ 85712
Pima County (520) 392-7500

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 Mireya Arvizu's NPI number?

The NPI number for Mireya Arvizu is 1063664449. It was assigned to this individual provider in the NPPES registry on October 16, 2008.

Where is Mireya Arvizu located?

Mireya Arvizu practices at 2424 N Wyatt Dr Ste 260, Tucson, AZ 85712. The listed phone number is (520) 392-7500.

What is Mireya Arvizu's specialty?

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

Is Mireya Arvizu enrolled in Medicare?

Yes. Mireya Arvizu is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mireya Arvizu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mireya Arvizu reassigns Medicare benefits to Genesis Ob Gyn PLLC (Tucson, AZ). The 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 Mireya Arvizu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mireya Arvizu accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and Imperial Insurance Companies, Inc. and 1 other insurer list Mireya Arvizu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mireya Arvizu was last updated on November 8, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.