
Meet Our State Licensed Therapist's & Counselor's
Trusted Psychotherapy & Counseling Services in Northville & Brighton, MI
At Psychotherapy and Counseling Services (PCS), we are proud to have a team of licensed and highly experienced therapists, counselors, and addiction specialists dedicated to helping individuals, couples, and families achieve emotional well-being. With over 45 years in Northville MI , PCS offers evidence-based therapy, cognitive behavioral therapy (CBT), family counseling, and addiction recovery services tailored to meet the diverse needs of our clients in Northville, Brighton, Novi, Plymouth, Canton, Livonia, and surrounding areas.

With over 45+ of experience in psychotherapy, family therapy, and addiction counseling, Arnold Keller leads the PCS team. His approach combines psychoanalytic techniques with cognitive-behavioral therapy (CBT), helping clients understand deep-seated emotional patterns while equipping them with practical strategies for lasting change. Arnold has held positions at Ypsilanti State Hospital and Brevard County Mental Health Centers. He is a Clinical Associate at The Meadows Institute and holds a fellowship from Columbia University.
Arnold Keller, LMSW, CSAT
Executive Director | Clinical Therapist
Verified by Psychology Today
Areas of Expertise:
Insight-Oriented Psychotherapy
Cognitive Behavioral Therapy (CBT)
Addiction Counseling (Substance Abuse, Gambling, Sex Addiction)
Family & Couples Therapy
Mind-Body Disorder Treatment (Chronic Pain, Psychosomatic Illness)
Credentials & Affiliations:
Graduate Fellowship, Columbia University
Clinical Associate, The Meadows Institute (Sexual Addiction & Chemical Dependence)
Diplomate, American Board of Certified Managed Care Providers
Former Senior Therapist, Ypsilanti State Hospital & Brevard County Mental Health
Member, Michigan Psychoanalytic Institute

Dr. Mary Pat Miller is renowned for her expertise in clinical hypnosis, stress management, and anxiety relief. She has assisted numerous clients in achieving mental clarity and calm through a unique combination of hypnotherapy and evidence-based counseling techniques. Dr. Miller holds a doctorate in psychology and has over 20 years of experience in private practice.
Mary Pratt Miller, MA, LPC
Clinical Director | Licensed Professional Counselor
Verified by Psychology Today
Areas of Expertise:
Clinical Hypnosis for Anxiety & Phobias
Smoking Cessation Programs
Chronic Pain & Stress Reduction
Sleep Disorder Management

Jeffrey Boyer brings extensive experience in trauma counseling, addiction recovery, and family therapy. He collaborates closely with clients to address past traumas and develop resilience. As a Certified Advanced Alcohol and Drug Counselor, Jeffrey offers individual and group counseling sessions for those seeking lasting recovery. His approach combines CBT, family systems therapy, and mindfulness.
Areas of Expertise:
PTSD & Childhood Trauma
Family Systems Therapy
Mindfulness-Based Stress Reduction (MBSR)
Group Counseling for Addiction
Credentials & Affiliations:
Certified Advanced Alcohol/Drug Counselor (CAADC)
Licensed Master Social Worker (LMSW)
Academy of Certified Social Workers (ACSW)
Member, International Society for Traumatic Stress Studies



