Barbara Harrison is a Psychiatric Mental Health Nurse Practitioner, a Certified Advanced Practice Addiction Registered Nurse and a Maryland State approved Substance Abuse Supervisor. Ms. Harrison is Certified in: Cognitive Behavioral Therapy(CBT) and Rational Emotive Behavioral Therapy (REBT). She is a member of the International Nurses Society on Addictions, the American Nurses Association, the Maryland Nurses Association, and is a Member if the Montgomery County Local Behavioral Health Authority Provider Council. She Specializes in working with individuals, families, and Groups in the treatment of mental health.