About Our Staff


Tami Decoteau

Tami DeCoteau, Ph.D.
Licensed Clinical Psychologist

Dr. DeCoteau obtained a doctorate degree in Clinical Psychology in 2003 from the University of Nebraska-Lincoln with specialization in the cognitive-behavioral treatment of anxiety disorders for adults, adolescents and children.

Dr. De Coteau is a Trust-Based Relational Intervention (TBRI) practitioner. TBRI is a therapeutic model that trains caregivers to provide effective support for at-risk children. She is also trained in various other trauma treatment modalities including EMDR, somatic processing, attachment intervention, NMT (neurosequential model of therapeutics), and TF-CBT. Dr. De Coteau has extensive experience working with patients who suffer from complex trauma, neurodevelopmental disorders, grief, anxiety, depression, and suicidal thinking.

Dr. DeCoteau has worked in a variety of outpatient settings and with a diverse patient population, including Veterans and Native Americans. She received the Indian Health Service 2009 Health Professional of the Year Award for outstanding service and the American Psychological Foundation 2010 Early Career Award for providing culturally competent practice techniques for Native Americans and for developing training programs in rural, underserved areas.  This year Dr. DeCoteau was appointed by a member of the U.S. congress to serve the Commission on Native Children to help address the challenges faced by Native children.

Aside from clinical work, Dr. DeCoteau has given numerous lectures on how trauma impacts attachment and brain development, in-school strategies for working with traumatized children, and historical trauma. She is a long-standing member of the American Psychological Association, an enrolled member of the Mandan, Hidatsa, Arikara Nation and a descendant of the Turtle Mountain Band of Chippewa.


Lisa Peterson Gustafson Ph.D. picture

Lisa (Peterson) Gustafson, Ph.D.
Licensed Clinical Psychologist

Dr. Gustafson obtained a doctorate degree in Clinical Psychology in 2011 from the University of North Dakota with specialization in the cognitive-behavioral treatment of impulsive/compulsive behaviors and personality concerns among adults, incorporating the principles of Dialectical Behavior Therapy.

Dr. Gustafson has worked in a variety of outpatient, residential, and corrections settings and with a diverse patient population, including incarcerated persons, adolescents, older adults, Native Americans, Veterans, and with individuals with gender identity concerns.

Aside from clinical work, Dr. Gustafson has given numerous lectures on evidence-based practices for corrections, treating Borderline Personality Disorder, and reducing maladaptive behaviors including self-injury, substance use, compulsive buying, and aggression. She is a member of the North Dakota Psychological Association and the American Psychological Association. She received the American Psychological Association of Graduate Students Dissertation Award for her research on life-role preferences within the LGBT community.

Dr. Gustafson has extensive experience working with patients who suffer from complex trauma, grief, anxiety, depression, relational problems, and suicidal and violent thinking. She is also skilled in assessing cognitive functioning and personality presentation.


Sue Herzog

Sue Herzog, MSW/LICSW
Licensed Independent Clinical Social Worker

Sue Herzog is a Licensed Independent Clinical Social Worker with 38 years of experience in the field of social work. She earned a Bachelor in Social Work from the University of Mary in 1978 and obtained her Master Degree of Social Work from the University of North Dakota in 1999.

Sue worked as a clinical social worker for the past for 28 years, at the West Central Human Service Center, Dakota Family Services and Resiliency Clinical Services. She was also a full-time professor of Social Work at Minot State University on the BSC campus, for the past 10 years.

Sue specializes in working with young children and their families, using Trust-Based Relational Intervention (TBRI). TBRI is a therapeutic model that trains caregivers to provide effective support for at-risk children. She is also trained in various other trauma treatment modalities including EMDR, attachment intervention, NMT (neurosequential model of therapeutics), play and Structural Family therapy.

She also has extensive experience with families and individuals addressing a wide range of needs, including the effects of trauma, mental/emotional health concerns, and relationship issues. Sue provides client-centered and cognitive behavioral therapy and EMDR therapies.


Dr. Alana Semchenko picture

Alana Semchenko, PsyD
Licensed Clinical Psychologist

Dr. Semchenko obtained a doctorate degree in Clinical Psychology in 2009 from the Minnesota School of Professional Psychology, Argosy University. She specializes in cognitive-behavioral treatments of anxiety, mood and behavioral disorders for adults, adolescents and children.

Dr. Semchenko has worked in a variety of settings with a diverse client population, including young children, foster/adoptive families, veterans, Native Americans, and people with co-occurring mental health and substance use disorders.

She has extensive experience working with clients with complex trauma, grief, anxiety, depression, and addiction. She is skilled in providing psychological assessment of personality, intellectual/learning assessments, and parental capacity evaluations. She provides both directive and non-directive play therapy services.


Guy McCommon, social Worker photo

Guy McCommon, MSW/LICSW
Licensed Independent Clinical Social Worker

Guy has been a social worker since 1993 in that time he has been employed in many different areas in the social work field. He graduated from University of Mary in 1993 with a Bachelor's Of Science in Social Work and Social Behavioral Science.

He began his work career at Youth Correctional Facility in Mandan ND, then Child Protection Services, Three Affiliated Tribes in Newtown, ND., then the North Dakota State Hospital Child and Adolescence Unit, Jamestown, ND, after which he moved to Roswell, NM, Child Protection Service as an investigator for New Mexico Department of Children, Youth and Families.

Guy then completed an accelerated Masters of Social Work program at New Mexico State University in Las Cruces, NM. Upon completion of his Master's program he was hired at ND State Hospital as the Clinical Therapeutic Coordinator of the Child and Adolescent Unit and Program Director of the Eight Rivers Residential Program in 2000.

In 2003, Guy joined the Department Of Veterans Affairs and then worked for 4 years as the Mental Health Therapist at the Las Cruces, NM Community Based Outpatient Clinic (CBOC). In October 2007 he was selected and hired as Team Leader to open the new Vet Center for the Department of Veteran Affairs, Readjustment Counseling Services in Las Cruces, NM.

In July 2010 Guy transferred to Minot/Bismarck ND Vet Centers where he served as Team Leader for both facilities until October of 2013, he then was Team Leader of only the Bismarck Vet Center until November 2014 when he stepped down as Team Leader in preparation for his retirement in May 2015. Over the years Guy has done extensive work with combat Veterans their families, individuals who have been subjected to sexual trauma their families as well as many other aspects of mental health issues.

Guy is a US Navy veteran who served from 1970-1979 with 2 blue water Vietnam tours. He completed Hospital Corps "A" school in 1972, and then was stationed at Camp Lejeune Naval Hospital, United States Marine Corps Base, Jacksonville, NC. He then completed 2 western pacific tours and finished his naval career at the Naval Hospital in Oakland, Calif. where he worked as a Security Section Leader until discharged in 1979 as a E-5, 2nd Class Petty Officer (Hospital Corpsman).


Dr. Alana Semchenko picture

Shelley Buffington, LPCC, LAC, NCAC II
Licensed Professional Clinical Counselor / Licensed Addiction Counselor

Shelley (Klein) Buffington has worked as a licensed addiction counselor for the past 25 years, primarily serving patient’s and families in treatment programs. Shelley obtained her Masters Degree is Mental Health Counseling in 2015 and became trained in Eye Movement Desensitization Reprocessing (EMDR) to assist her patient’s with life distressing events and/or past trauma.

Specialties include addiction, trauma, anxiety, depression, divorce, relationships stress and military issues.

To make an appointment, call:
(701) 751-0443