OH HB438

Prohibits health insurers from imposing preexisting condition exclusions and requires guaranteed issue of coverage to all individuals and employers in the individual and small group markets

Establishes premium rate restrictions limiting variation to family size, rating area, age (3:1 ratio maximum for adults), and tobacco use (1.5:1 ratio maximum), while prohibiting lifetime or annual dollar limits on essential health benefits

Requires health benefit plans to cover ten categories of essential health benefits including ambulatory care, emergency services, hospitalization, maternity/newborn care, mental health/substance use services, prescription drugs, rehabilitative services, laboratory services, preventive care, and pediatric services

Sets annual out-of-pocket cost-sharing limits at $7,900 for self-only coverage and $15,800 for family coverage, with minimum actuarial value of 60% for most plans

Mandates coverage without cost-sharing for preventive services rated A or B by the US Preventive Services Task Force, recommended immunizations, and evidence-based preventive care for infants, children, adolescents, and women