Michigan Senate Bill SB0371

Michigan 2025-2026 Regular Session

• Introduced: 6/10/25
• Refer: 6/10/25

Caption

Insurance: health insurers; limitations on duration of inpatient psychiatric admissions; prohibit. Amends 1956 PA 218 (MCL 500.100 - 500.8302) by adding sec. 3406mm.

Summary

Senate Bill 371 would amend Michigan’s Insurance Code to prohibit health insurers from limiting coverage for inpatient psychiatric services based on how long an insured person remains in an inpatient psychiatric setting. In practical terms, the bill bars insurers from imposing duration-based caps on covered inpatient psychiatric admissions for health insurance policies delivered, issued for delivery, or renewed in Michigan. The bill is narrowly focused on mental health coverage and does not create a new benefit category; instead, it restricts a specific type of utilization limit. Its effect would be to require insurers to cover inpatient psychiatric care without denying or cutting off coverage solely because a patient has been hospitalized for a certain number of days or a similar time-based measure.

Impact

SB 371 would add section 3406mm to the Michigan Insurance Code, directly affecting health insurers operating in the state and the terms of health insurance policies they issue or renew. It would prohibit duration-based limits on inpatient psychiatric coverage, likely requiring insurers to revise policy language, coverage determinations, and claims practices for mental health inpatient admissions. The bill would also strengthen access to psychiatric hospitalization for insured individuals by preventing time-based coverage restrictions.

Sentiment

No committee transcripts or recorded votes were provided, so there is no direct evidence of legislative debate or formal support/opposition in the materials supplied. Based on the bill text and caption, the measure appears to be framed as a mental health coverage protection, which typically suggests a consumer- and patient-protective policy approach. However, without discussion records, the overall sentiment cannot be assessed beyond the bill’s clear intent to expand or preserve coverage for inpatient psychiatric treatment.

Contention

The main potential point of contention is between advocates for broader mental health coverage and insurers concerned about cost, medical management, and the ability to control utilization. Supporters would likely emphasize access to necessary psychiatric care and parity in mental health treatment, while opponents or cautious stakeholders may argue that removing duration-based limits could increase premiums or reduce insurers’ flexibility in managing inpatient stays. Because no hearing or vote record is included, specific named opponents or supporters are not identified.