Behavioral health — mental illness and addiction — remains structurally separate from physical healthcare in the United States. That separation is not accidental and it is not clinical. It is the product of decades of insurance design, reimbursement decisions, and regulatory choices that treated the mind as categorically different from the body. The consequences are documented: worse outcomes, higher costs, and a population bearing serious illness without adequate care.
Parity laws requiring insurers to cover mental health and addiction treatment equivalently to physical health have existed since 2008. Enforcement has been weak enough that the gap between the legal requirement and the practical reality remains wide. Reimbursement rates for behavioral health providers are low enough that provider shortages are chronic and getting worse. The opioid crisis gave the integration failure public salience it had not previously had. The underlying structural problem predates the crisis and will outlast it.
This hub documents how the behavioral health system is structured, why integration with physical healthcare has not happened despite broad agreement that it should, who bears the cost of the current separation, and what serious reform proposals are on the table. It does not advocate for a specific reform path. It provides the foundation that informed deliberation requires.