Our Psychology Staff
Adam K. Fuller, Ph.D.
Clinical Director
Dr. Fuller earned his doctoral degree in clinical psychology from the University of Florida. He completed an APA accredited predoctoral internship at the State University of New York, Health Science Center in Syracuse. In both settings, he received extensive experience in outpatient psychotherapy and psychodiagnostic testing with adults, adolescents, and children. In addition, Dr. Fuller has worked on a number of inpatient psychiatric units focusing on group therapy, crisis intervention, and psychotherapy with chronically mentally ill clients. Coming from a scientist-practitioner tradition, Dr. Fuller has published several research articles related to chronic pain and pain perception. Prior to joining Mountain Regional Services, he worked in a group private practice which provided him with the practical experience of applying a psychologist's skills within a managed care environment. Dr. Fuller's special interests are related to applications of psychodynamic theory to brief psychotherapy.
Cora Courage, Psy. D.
Director of Child & Adolescent Services
Dr. Courage holds a doctoral degree in clinical psychology from the Minnesota School of Professional Psychology and received training in psychodynamic theory and practice during several field training experiences. She brings twenty years of experience in dual diagnoses to her practice. The APA accredited predoctoral internship at the VA Medical Center of the Black Hills in South Dakota she completed emphasized outreach to rural, under-served, culturally diverse communities, and treatment of minority populations. Her masters degree in counseling psychology from Saint Mary's University integrated the application of psychodynamic orientation with family systems approaches in the treatment of addictions. Her primary interests are in psychodynamic theory and therapy with children and adolescents, trauma and critical incidents, sexuality/gender issues, and the impact of multi-cultural diversity in psychoanalysis. She is a licensed psychologist and a member of the American Psychological Association (Div. 33, 39, 53). Dr. Courage is a Team Leader for the state of Wyoming in the Child Trauma Treatment Network of the Intermountain West, part of the National Child Traumatic Stress Initiative, as well as many local organizations serving the needs of children and adolescents. Dr. Courage is also a commissioned officer in the Medical Service Corps, serving as the psychologist for the 34th Infantry Division of the Minnesota Army National Guard, and a member of the National Health Service Corps.
Suzanne Petren, Ph.D.
Staff Psychologist
Suzanne Petren holds a Ph.D. degree in counseling psychology from the University of Missouri in Kansas City, Missouri. She is also a licensed attorney, having earned her J.D. degree from the University of Missouri School of Law, where she distinguished herself as Administrative Editor of the Law Review as well as speaker and Appellate writer on the National Moot Court Team. She completed her APA accredited internship at Cornerstone Behavioral Health, where she received training in psychoanalytic theory and substance abuse, working with individuals and groups. While at the University of Missouri, she received training in existential phenomenology, biofeedback, and worked extensively with individuals and their supporters through all stages of the cancer experience. Her clinical interests are in psychoanalytic theory and in working with individuals suffering from severe and chronic mental illness as well as substance abuse. She has a long-standing interest in working with groups. Her publications are in the areas of emotion and group treatment methods. She received a National Institute of Health (NIH) Predoctoral Fellowship in the research area of the psychophysiology of emotion. Suzanne Petren was a 2007-2008 Fellow of the American Psychoanalytic Association for Outstanding Early Career Psychologist.
Robert Matzelle, Psy. D.
Staff Psychologist
Dr. Matzelle completed his undergraduate studies at the University of St. Thomas in Houston, Texas. He continued his education at John Jay College of Criminal Justice earning a Masters degree in Forensic Psychology. Presently, Mr. Matzelle is completing an APA pre-doctoral internship at Cornerstone Behavioral Health. Furthermore, he will continue his training with Cornerstone Behavioral Health as a post-doctoral psychology resident beginning in August 2006. Mr. Matzelle received training in psychodynamic theory and practice throughout his graduate studies. He has worked with a wide variety of populations from this perspective, including children, families, couples, and adults. Mr. Matzelle's areas of interest include psychodynamic psychotherapy with an interpersonal emphasis, trauma and posttraumatic stress, couples therapy, sexual orientation and gender issues. Additionally, Mr. Matzelle has focused on working with underserved populations throughout his training and clinical experiences.
Mikaela Bernthaler, Psy.D., MS.Ed, M.B.A
Staff Psychologist
Dr. Bernthaler earned her doctoral degree in clinical psychology from the George Washington University and completed an APA accredited internship at the Albert Einstein College of Medicine - Bronx Psychiatric Center, a state inpatient facility specialized in the psychodynamic treatment of chronically mentally ill and forensic clients. She also completed a one year fellowship at the Baltimore-Washington Institute for Psychoanalysis. Throughout her training, she worked primarily in residential and inpatient settings with chronic, multi-problem, under-served and culturally diverse adults and their families, who presented with a wide array of diagnoses to include substance use disorders. In these settings, she provided individual and family psychotherapy, psycho-diagnostic assessments and led groups. Dr. Bernthaler also holds a Masters Degree in Marriage and Family Therapy from the University of Miami and provided couples and family therapy from a systems perspective. Throughout her training, she has also worked with children and adolescents and was a volunteer in the Guardian ad Litem Program at the 11th Judicial Circuit in Florida. She has considerable experience working with the Hispanic community and is able to provide psychotherapy in Spanish. Dr. Bernthaler is a member of the APA Division of Psychoanalysis. Her primary interests are in psychodynamic psychotherapy, trauma, gender, group psychology and culture.
Patrick J. Lewis, Psy.D.
Staff Psychologist
Dr. Lewis completed his undergraduate studies at Washington University in St. Louis before earning his masters and doctoral degrees in Clinical Psychology at The Chicago School of Professional Psychology. Dr. Lewis completed an APA-accredited predoctoral internship at Cornerstone Behavioral Health, where he has remained as a postdoctoral resident. He has pursued training in psychodynamic theory and practice and has applied this specific training and knowledge in his work with individuals, groups, adults, children, families, and couples. Dr. Lewis has pursued extensive training in working with underserved populations in both urban and rural settings and is interested in psychodynamic psychotherapy with a relational emphasis. He has also sought extensive training in substance abuse treatment and has provided substance abuse group therapy at Cornerstone for more than one year. He is also interested in the impact of culture and difference in psychotherapy, the experience of depression, the treatment of the disease of addiction, the process of loss and mourning, sexual orientation and gender issues, and supporting clients in their efforts to live more purposeful and satisfying lives.
Ashleigh Bott, Psy.D.
Postdoctoral Resident
Dr. Bott completed her undergraduate studies in psychology at Indiana University. She continued on to earn a masters and doctoral degree in clinical psychology at the Illinois School of Professional Psychology. She completed an APA accredited predoctoral internship at Cornerstone Behavioral Health where she has remained as a postdoctoral resident. Dr. Bott received training in psychodynamic theory and practice throughout her graduate and internship studies. Her interests include both long-term and brief psychodynamic psychotherapy, with underserved populations.