STEVEN M TRILLET MD
NPI 1740250398
Obstetrics & Gynecology in Portage, MI
About Steven M Trillet Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEVEN M TRILLET MD (NPI 1740250398) is an individual obstetrics & gynecology provider in Portage, Michigan, licensed in Michigan (4301059660) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Bronson Methodist Hospital, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1992).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Steven M Trillet Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Steven Trillet reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 1,133 clinicians in this Medicare group
Paw Paw, MI 49079
- Reassigned Medicare billing, Michigan enrollment
- Also billed through NPI 1235131137 (Michigan)
- 43 clinicians in this Medicare group
Battle Creek, MI 49017
- Reassigned Medicare billing, Michigan enrollment
- 557 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bronson Methodist Hospital
Acute Care Hospitals · Kalamazoo, MIBronson Lakeview Hospital
Critical Access Hospitals · Paw Paw, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49024 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Steven Trillet's NPI number?
The NPI number for Steven Trillet is 1740250398. It was assigned to this individual provider in the NPPES registry on January 25, 2006.
Where is Steven Trillet located?
Steven Trillet practices at 3300 W Centre Ave, Portage, MI 49024. The listed phone number is (269) 327-2211.
What is Steven Trillet's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Steven Trillet enrolled in Medicare?
Yes. Steven Trillet is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Steven Trillet's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Trillet reassigns Medicare benefits to 3 organizations: Bronson Methodist Hospital (Kalamazoo, MI), Bronson Lakeview Hospital (Paw Paw, MI) and Bronson Battle Creek Hospital (Battle Creek, 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 Steven Trillet's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Steven Trillet accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health and UnitedHealthcare list Steven Trillet 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.
Is Steven Trillet affiliated with any hospitals?
According to CMS data, Steven Trillet is affiliated with Bronson Methodist Hospital and Bronson Lakeview Hospital.
When was this NPI record last updated?
The NPPES record for Steven Trillet was last updated on November 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Steven M Trillet, MD · NPI 1740250398
Obstetrics & Gynecology physician in Portage, Michigan. Individual provider, active in the CMS NPPES registry since January 25, 2006.
## Identity
- **NPI:** 1740250398 (Entity type: Individual)
- **Enumerated:** January 25, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 4301059660 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 3300 W CENTRE AVE, Portage, MI 49024-4666
- **Phone:** (269) 327-2211 · **Fax:** (269) 327-0273
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Bronson Methodist Hospital (NPI 1417961137, Kalamazoo, MI); Bronson Lakeview Hospital (NPI 1962508259, Paw Paw, MI); Bronson Battle Creek Hospital (NPI 1093119638, Battle Creek, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 1992
## Record status
- **NPPES last updated:** November 27, 2023
- **Other identifiers:** Medicaid 3396186 (MI); Other 1235131137 (MI); Other CB9054 (MI); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1740250398) · Data from the CMS NPPES public registry.