Massachusetts 2025-2026 Regular Session

Massachusetts House Bill H4491

Introduced
9/18/25  
Refer
9/18/25  

Caption

Relative to non-medical switching

Impact

If passed, HB 4491 would significantly alter the regulatory landscape for health benefit plans in the state, specifically around the management of prescription drug formularies. It creates a legal obligation for health carriers to allow medically stable patients to continue their prescribed medications and facilitates a transparent process for exemption requests. This can improve health outcomes for many individuals dependent on specific medications, reinforcing patient rights against arbitrary coverage decisions by insurers.

Summary

House Bill 4491 addresses the issue of non-medical switching in health insurance plans, which often leads to individuals being forced to change their prescribed medications to less expensive alternatives when their health plans modify their formularies. The bill mandates that health carriers must uphold coverage for patients who have been stable on a specific prescription drug, requiring that they cannot impose restrictive changes to coverage for existing patients once the plan year has begun, except under specific conditions. It aims to protect patients' continuity of care by ensuring that medically stable individuals are not switched to different medications without adequate justification.

Contention

Notably, the bill may face opposition from health plans concerned about increased costs associated with maintaining broader coverage for expensive drugs. Critics might argue that the regulations could create financial burdens on insurance programs and thus potentially lead to higher premiums. Supporters, on the other hand, argue that the benefits of patient stability in medications far outweigh financial concerns, reinforcing the importance of tailored healthcare solutions that uphold patient well-being.

Companion Bills

MA H1125

Replaces Relative to non-medical switching

Previously Filed As

MA H1125

Relative to non-medical switching

MA S693

Relative to non-medical switching

MA SB160

Regards prescription drugs and medication switching

MA HB1638

Creating a bypass mechanism for health insurer step therapy protocols when medically necessary.

MA SF2477

Health insurance, Medicare supplement benefits and prescription drugs provisions modifications

MA HB6609

Pharmacists Fight Back in Medicare and Medicaid Act

MA A2718

Requires continued coverage of prescription drugs for certain medical conditions.

MA SF4184

Limitations requirements modification relating to Medicare-related coverage

MA SB21

Medicare Supplement Open Enrollment

MA A3369

Requires SHBP, SEHBP, Medicaid, and NJ FamilyCare to cover anti-obesity medications.

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