Eastway is a private, not-for-profit provider of mental health, substance abuse, housing, employment and educational services for adults, children and families. Eastway Behavioral Healthcare is the largest, not-for-profit provider of mental health services in t TO PROVIDE BEHAVIORAL HEALTH CARE SERVICES, ON A NOT-FOR PROFIT BASIS, TO INDIVIDUALS WITH PSYCHIATRIC DISABILITIES OR ADDICTIONS IN THE MIAMI VALLEY. EASTWAY ALSO PROVIDES RESIDENTIAL AND REHABILITATION SERVICES TO THOSE INDIVIDUALS.