MA S742

Requires all Massachusetts health insurers, HMOs, and the Group Insurance Commission to cover medically necessary treatments for acquired brain injuries (ABIs), including cognitive rehabilitation therapy, neurobehavioral therapy, neurofeedback therapy, neuropsychological testing, and post-acute residential treatment

Defines acquired brain injury broadly to include injuries caused by infectious diseases, metabolic disorders, stroke, brain tumors, toxins, diminished oxygen, and traumatic brain injury occurring after birth

Prohibits lifetime limits and unreasonable annual limits on the number of treatment days or sessions, and bars insurers from imposing higher deductibles, copayments, or out-of-pocket costs than for other covered benefits

Mandates the Commissioner of Insurance require health plans to train preauthorization and utilization review staff on ABI coverage, in consultation with the Brain Injury Association of Massachusetts

Applies requirements uniformly across five insurance chapters: Group Insurance Commission (Ch. 32A), commercial insurers (Ch. 175), Blue Cross (Ch. 176A), Blue Shield (Ch. 176B), and HMOs (Ch. 176G)