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SYDNEY CAIN RDN
NPI 1720564495
Dietitian, Registered in Tucson, AZ

Active since July 16, 2018
2141 N BEVERLY AVE STE 101, TUCSON, AZ 85712(520) 324-6290 Get Directions Write a Review

NPPES record last updated: September 13, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 13, 2021, Oct 9, 2019, Jul 16, 2018 (3 updates tracked since 2018).

About Sydney Cain Rdn NPPES

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

SYDNEY CAIN RDN (NPI 1720564495) is an individual dietitian, registered in Tucson, Arizona and active in the NPI registry since July 2018.

NPPES Registry Identity

NPI1720564495
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameSYDNEY CAINCredential: RDN
Location Address2141 N BEVERLY AVE STE 101Tucson, AZ 85712-2155
Mailing AddressPo Box 31235Tucson, AZ 85751-1235 · (520) 324-2308 · Fax (520) 324-1406
Phone(520) 324-6290
Sole ProprietorNo
Enumeration DateJuly 16, 2018
Last NPPES UpdateSeptember 13, 20213 updates tracked since enumeration
NPPES CertifiedSeptember 13, 2021
✔ NPI 1720564495 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.
2141 N BEVERLY AVE STE 101, Tucson, AZ 85712
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Other Identifiers 1

Medicaid413068AZ

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)

Sydney Cain Rdn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

2

Medicare enrollment records show Sydney Cain reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Tmc Medical Network
0.3 mi
Multi-Specialty
5301 E GRANT RD
Tucson, AZ 85712
  • Reassigned Medicare billing, Arizona enrollment
  • 471 clinicians in this Medicare group
NPI 1750832283 (520) 327-5461
Tmcone
0.3 mi
Multi-Specialty
5301 E GRANT RD
Tucson, AZ 85712
  • Reassigned Medicare billing, Arizona enrollment
  • 196 clinicians in this Medicare group
NPI 1467310417 (520) 324-2308

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

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

KANCHANA BOSEROY MD
Pediatrics (Developmental - Behavioral Pediatrics)
2141 N BEVERLY AVE STE 101
TUCSON, AZ 85712
Pima County (520) 324-6290

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 Sydney Cain's NPI number?

The NPI number for Sydney Cain is 1720564495. It was assigned to this individual provider in the NPPES registry on July 16, 2018.

Where is Sydney Cain located?

Sydney Cain practices at 2141 N Beverly Ave Ste 101, Tucson, AZ 85712. The listed phone number is (520) 324-6290.

What is Sydney Cain's specialty?

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

Is Sydney Cain enrolled in Medicare?

Yes. Sydney Cain is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Sydney Cain's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sydney Cain reassigns Medicare benefits to 2 organizations: Tmc Medical Network (Tucson, AZ) and Tmcone (Tucson, AZ). Each 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 Sydney Cain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sydney Cain accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona and Cigna HealthCare of Arizona, Inc list Sydney Cain 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 Sydney Cain was last updated on September 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.