MORGAN ANN THELEN
NPI 1538937313
Occupational Therapist in Marshall, MI

Active since December 12, 2023
879 E MICHIGAN AVE, MARSHALL, MI 49068(269) 781-4251 Get Directions Write a Review

NPPES record last updated: October 21, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 12, 2024, May 10, 2024, Dec 12, 2023 (3 updates tracked since 2023).

About Morgan Ann Thelen NPPES

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

MORGAN ANN THELEN (NPI 1538937313) is an individual occupational therapist in Marshall, Michigan, licensed in Michigan (5201013876) and active in the NPI registry since December 2023. She maintains 2 additional practice locations and is a graduate of Other (2023).

NPPES Registry Identity

NPI1538937313
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameMORGAN ANN THELEN
Location Address879 E MICHIGAN AVEMarshall, MI 49068-2045
Mailing Address2378 W Price RdSaint Johns, MI 48879-9271 · (517) 416-0675
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateDecember 12, 2023
Last NPPES UpdateOctober 21, 20253 updates tracked since enumeration
NPPES CertifiedOctober 21, 2025
✔ NPI 1538937313 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
Licenses✔ Licensed in MI · 5201013876✔ Licensed in IA · 125016
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.
879 E MICHIGAN AVE, Marshall, MI 49068

Other Names 1

Former Name (1)Morgan Greenman

Secondary Practice Locations 2

Location 1275 N Caledonia DrOwosso, MI 48867-8844 · Phone (349) 198-9743
Location 22378 W Price RdSaint Johns, MI 48879-9271 · Phone (517) 416-0675

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Morgan Ann Thelen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7719476126
PECOS Enrollment IDI20251027003859

Medicare Billing Reassignment

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

Rehabilitation
5935 SHATTUCK RD
Saginaw, MI 48603
  • Reassigned Medicare billing, Michigan enrollment
  • 107 clinicians in this Medicare group

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 20

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

Occupational Therapist
879 E MICHIGAN AVE
MARSHALL, MI 49068
Physical Therapy Assistant
879 E MICHIGAN AVE
MARSHALL, MI 49068
Physical Therapist
879 E MICHIGAN AVE
MARSHALL, MI 49068
Physician Assistant
879 E MICHIGAN AVE
MARSHALL, MI 49068
Specialist
879 E MICHIGAN AVE
MARSHALL, MI 49068
Occupational Therapy Assistant
879 E MICHIGAN AVE
MARSHALL, MI 49068
Speech-Language Pathologist
879 E MICHIGAN AVE
MARSHALL, MI 49068
Physical Therapy Assistant
879 E MICHIGAN AVE
MARSHALL, MI 49068

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 Morgan Thelen's NPI number?

The NPI number for Morgan Thelen is 1538937313. It was assigned to this individual provider in the NPPES registry on December 12, 2023. The provider is also known as Morgan Greenman.

Where is Morgan Thelen located?

Morgan Thelen practices at 879 E Michigan Ave, Marshall, MI 49068. The listed phone number is (269) 781-4251.

What is Morgan Thelen's specialty?

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

Is Morgan Thelen enrolled in Medicare?

Yes. Morgan Thelen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Morgan Thelen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Morgan Thelen reassigns Medicare benefits to Tmi East, Inc. (Saginaw, MI). 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 Morgan Thelen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Morgan Thelen was last updated on October 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.