CASSANDRA MARIE DIETZ OTR
NPI 1386936094
Occupational Therapist in Rockford, MI

Active since May 12, 2011
164 PROSPECT ST, ROCKFORD, MI 49341(616) 262-1222 Get Directions Write a Review

NPPES record last updated: December 7, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Cassandra Marie Dietz Otr NPPES

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

CASSANDRA MARIE DIETZ OTR (NPI 1386936094) is an individual occupational therapist in Rockford, Michigan, licensed in Arizona (4383) and active in the NPI registry since May 2011.

NPPES Registry Identity

NPI1386936094
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameCASSANDRA MARIE DIETZCredential: OTR
Location Address164 PROSPECT STRockford, MI 49341-1139
Mailing Address164 Prospect StRockford, MI 49341-1139 · (616) 262-1222
Sole ProprietorYes
Enumeration DateMay 12, 2011
Last NPPES UpdateDecember 7, 2021
NPPES CertifiedDecember 7, 2021
✔ NPI 1386936094 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License✔ Licensed in AZ · 4383
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
164 PROSPECT ST, Rockford, MI 49341

Other Names 1

Former Name (1)Cassandra Marie Polich Otr

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cassandra Marie Dietz Otr is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

2

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

Rehabilitation Hospital
235 WEALTHY ST SE
Grand Rapids, MI 49503
  • Reassigned Medicare billing, Michigan enrollment
  • 209 clinicians in this Medicare group
Occupational Therapist
2290 28TH ST SW STE B
Wyoming, MI 49519
  • Reassigned Medicare billing, Michigan enrollment

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

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Therapy procedure using functional activities 97530
A therapy procedure using functional activities encourages you to use your own body movements in day-to-day tasks to aid recovery. It aims to improve your mobility, strength, and overall health by incorporating therapeutic exercises into your routine.
43 services13 patients
Evaluation for occupational therapy, typically 1 hour 97167
An evaluation for occupational therapy is a process that assesses your ability to perform daily life tasks. This one-hour session looks at your physical, cognitive, and emotional abilities. It helps tailor a personalized therapy plan to improve your functional skills.
11 services11 patients

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 Cassandra Dietz's NPI number?

The NPI number for Cassandra Dietz is 1386936094. It was assigned to this individual provider in the NPPES registry on May 12, 2011. The provider is also known as Cassandra Marie Polich Otr.

Where is Cassandra Dietz located?

Cassandra Dietz practices at 164 Prospect St, Rockford, MI 49341. The listed phone number is (616) 262-1222.

What is Cassandra Dietz's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

Is Cassandra Dietz enrolled in Medicare?

Yes. Cassandra Dietz is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Cassandra Dietz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cassandra Dietz reassigns Medicare benefits to 2 organizations: Mary Free Bed Rehabilitation Hospital (Grand Rapids, MI) and Home Safe Home Michigan, Inc. (Wyoming, MI). 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 Cassandra Dietz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Cassandra Dietz accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Cassandra Dietz 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 Cassandra Dietz was last updated on December 7, 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.