7%  

The percentage of medical expenditures in a "cross-sectional study of the 2021-2023 Medical Expenditure Panel Survey" attributable to "mental health and substance use disorder expenditures," according to a study published in the journal JAMA Psychiatry -- Mental Health and Substance Use Disorder Expenditures in the US.

Mood disorders and anxiety and fear-related disorders accounted for the highest aggregate expenditures ($74 billion [95% CI, $62 billion to $86 billion] and $69 billion [95% CI, $58 billion to $81 billion], respectively). Expenditures per treated individual were highest for substance use disorders ($9569 [95% CI, $6943-$12 195]), schizophrenia ($9370 [95% CI, $6685-$12 055]), and bipolar disorders ($7382 [95% CI, $6027-$8737]).