Outpatient Mental Health Modernization Act of 2009 - Amends title XVIII (Medicare) of the Social Security Act to allow as partial hospitalization services nutritional planning, meals, and transportation.
Directs the Secretary of Heatlh and Human Services (HHS) to convene a Behavioral Health Advisory Committee to address issues relating to: (1) discrimination against the chronically mentally ill, elderly, and U.S. veterans as it relates to receiving treatment for mental illness; and (2) the establishment of conditions of participation for community mental health centers that provide partial hospitalization services under the Medicare program.