Homeless Access to Recovery through Treatment Act - Amends the Public Health Service Act to: (1) require hospitals and other inpatient facilities receiving federal funding under such Act or under title XIX (Medicaid) of the Social Security Act to ensure that patients are referred to appropriate medical care upon discharge and are placed in stable and appropriate housing; (2) establish a state substance abuse planning council to evaluate state substance abuse plans; (3) establish comprehensive community-based substance abuse prevention treatment for the homeless that is linguistically and culturally competent; (4) designate the homeless as a priority population and expand substance abuse and mental health services for the homeless; (5) expand substance abuse services for runaway, homeless, and street youth; (6) expand mental health and substance abuse services under the Projects for Assistance in Transition from Homelessness (PATH); (7) require the Secretary of Health and Human Services to report to Congress on federal, state, and local policies and practices regarding homelessness and addiction and mental illness prevention and treatment; and (8) require the Director of the Center for Substance Abuse Treatment to collaborate with the Assistant Secretary of Health and Human Resources for Children and Families to develop programs to provide substance abuse, alcohol abuse, and mental health services to children and families experiencing homelessness.