1. Home
  2. Directory
  3. Michigan
  4. Cassopolis
  5. Counselor
  6. NPI Profile

MISS TONYA TREZELLE COSEY MSW, LCSW
NPI 1881699593
Counselor - Mental Health in Cassopolis, MI

Active since June 17, 2005PECOS Enrolled
960 E STATE ST, CASSOPOLIS, MI 49031(269) 445-2451(269) 445-3216 Get Directions Write a Review

NPPES record last updated: April 26, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Miss Tonya Trezelle Cosey Msw, Lcsw NPPES

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

MISS TONYA TREZELLE COSEY MSW, LCSW (NPI 1881699593) is an individual mental health provider in Cassopolis, Michigan, licensed in Michigan (1041C0700X) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881699593
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMISS TONYA TREZELLE COSEYCredential: MSW, LCSW
Location Address960 E STATE STCassopolis, MI 49031-9339
Mailing Address313 Orchard StDowagiac, MI 49047-1253 · (269) 782-2640
Phone(269) 445-2451
Fax(269) 445-3216
Sole ProprietorNo
Enumeration DateJune 17, 2005
Last NPPES UpdateApril 26, 2022
NPPES CertifiedApril 26, 2022
✔ NPI 1881699593 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in MI · 1041C0700X
960 E STATE ST, Cassopolis, MI 49031
Open in Google Maps ↗

Other Names 1

Professional Name (2)Miss Tonya Trezelle Cosey Msw, Lcsw

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Miss Tonya Trezelle Cosey Msw, Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

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

Cass County Community Mental Health Services
1.0 mi
Community/Behavioral Health
960 M 60 E
Cassopolis, MI 49031
  • Reassigned Medicare billing, Michigan enrollment
  • 7 clinicians in this Medicare group
NPI 1659375293 (269) 445-2451

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.

CHRISTIAN D LUTES LBSW
Counselor (Mental Health)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 445-2451
MRS. RUBY MARIE RIDEOUT LMSW
Social Worker (Clinical)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 445-2451
TOM M PABREZA LBSW
Counselor (Mental Health)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 445-2451
MS. SARA Y VELA MSW
Social Worker (Clinical)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 445-2451
TRACY PATNOUDE PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 228-5110
MRS. KATHLEEN ANN SHEFFIELD LMSW
Social Worker (Clinical)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 445-2451
THOMAS MATTHEW HOWES LLBSW
Counselor
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 228-5131
DR. MUKTIRAJ MEHTA M.D.
Psychiatry & Neurology (Psychiatry)
960 E STATE ST
CASSOPOLIS, MI 49031
Cass County (269) 445-2451

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 Tonya Cosey's NPI number?

The NPI number for Tonya Cosey is 1881699593. It was assigned to this individual provider in the NPPES registry on June 17, 2005. The provider is also known as Miss Tonya Trezelle Cosey Msw, Lcsw.

Where is Tonya Cosey located?

Tonya Cosey practices at 960 E State St, Cassopolis, MI 49031. The listed phone number is (269) 445-2451.

What is Tonya Cosey's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Tonya Cosey enrolled in Medicare?

Yes. Tonya Cosey is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tonya Cosey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tonya Cosey reassigns Medicare benefits to Cass County Community Mental Health Services (Cassopolis, 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 Tonya Cosey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tonya Cosey accept?

Health plans from Blue Care Network of Michigan list Tonya Cosey 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 Tonya Cosey was last updated on April 26, 2022. 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.