In 1983, Mazzitti & Sullivan Counseling Services, Inc. began providing substance use and mental health counseling to adults in Harrisburg, PA. Our commitment to helping people is evident in our counseling approach as well as through our specialty treatment services. For over 30 years, Mazzitti & Sullivan Counseling Services has expanded to three offices that offer comprehensive counseling services for adults, teens and children in Dauphin and Cumberland counties. Our history is rooted in outpatient clinical services, and clinical professionals lead our operations. As a result, our priorities center on patient care, service delivery and successful outcomes. We have found that by concentrating on these areas, our business has flourished and our reputation has grown. We believe that patient care and a commitment to customer service will produce the results sought by managed care and the health insurance industry.