NPPES file of Aug 9, 2026

Cassandra Marie Dietz, OTR

Occupational Therapist · Rockford, MI

Cassandra Marie Dietz, OTR is an occupational therapist with a practice address in Rockford, Michigan, and NPI 1386936094, issued on May 12, 2011. Check the license with the Michigan board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386936094
Name
Cassandra Marie Dietz
Credential
OTR
Primary taxonomy
Occupational Therapist 225X00000X
License number
4383 AZ
Self-reported in NPPES; status is on the state search
Practice location
164 Prospect St, Rockford, MI 49341
Phone
(616) 262-1222
Enumerated
May 12, 2011
Record last updated
Dec 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211208002149); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Cassandra Marie Dietz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

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Cassandra Marie Dietz among 5,276 occupational therapist records in Michigan

Cassandra Marie Dietz, OTR is one of 5,276 occupational therapist records with a practice address in Michigan. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2011, is newer than 16% of them.

  • NPI issued2011 · 16% of these records are older, 82% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2009 · median 2016 among the 590 with a school on file
  • Record last updated2021 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 occupational therapist records list a practice address in Rockford

They are 13 of the 493 NPPES records with a practice address in Rockford, and 5,276 occupational therapist records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 occupational therapist records with the nearest ZIP codes

  1. Amanda Brennan, OTR/LRockford, MI 493411588113138
  2. Jessica BryantRockford, MI 493411518819390
  3. Dereck ChavisRockford, MI 493411932676525
  4. Hannah Dalgleish, OTRockford, MI 493411528745874
  5. Adrianna DanielsRockford, MI 493411538949870
  6. Jemerie HopkinsRockford, MI 493411669587663
  7. Molly Marn, OTD, OTR/LRockford, MI 493411427760222
  8. Emily Milan, OTR/LRockford, MI 493411205594801

Common questions

What is Cassandra Marie Dietz, OTR's NPI number?

Cassandra Marie Dietz, OTR's National Provider Identifier (NPI) is 1386936094, issued on May 12, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Marie Dietz, OTR located?

The NPPES record lists a practice address at 164 Prospect St, Rockford, MI, 49341. Phone: (616) 262-1222. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Marie Dietz, OTR's license?

Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.