Providers
Stefanie Kool, Psy.D.
Dr. Kool a licensed Psychologist, the clinical director and an owner of Desert Sage Health. She earned her doctorate degree in clinical psychology from the Arizona School of Professional Psychology at Argosy University. She has been practicing in the field of psychology since 2005 and specialized in the area of addictions from 2006 to 2016. She worked as a clinical director for a year-long substance abuse treatment center from 2006-2012 and was the Chief Program Officer at a substance abuse treatment center that offered residential, partial-hospitalization and intensive out-patient care from 2012 to 2016. Dr. Kool started her career working with children and families and received training in neuropsychological assessments. She has experience running educational and process groups and treats addiction, depression, anxiety, trauma, grief, family conflict and other presenting issues. Her treatment approach is based on meeting the client where they are at and typically includes cognitive-behavioral therapy, dialectical behavioral therapy, and mindfulness based interventions to reduce a client’s current level of discomfort and increase positivity in his/her life. She oversees the clinical team and provides clinical supervision to team members in the process of becoming independently licensed.
Jennifer Aaron, LPC
Jennifer is a Licensed Professional Counselor. She earned her Community Counseling Degree from the University of Phoenix. She is also a certified K - 12th Guidance Counselor and received her Certification from Ottawa University. She worked many years in elementary education. She is goal-oriented, uses Cognitive Behavioral Therapy and Family Systems based approaches. Her experience involves crisis intervention, ADHD, Trauma, Poor self image, Career Counseling, Family Conflict, Adjustment and Relationship Issues.
Cathleen Campaigne, LCSW
Cathleen earned her Bachelor’s in Social Work summa cum laude from the University of Southern Colorado, Pueblo, CO in 1995, then attended the University of Denver to complete a Master’s degree in Social Work with a Healthcare concentration in 1997. She received advanced practice and licensure status in 1999. Additionally, Cathleen is a Licensed Practical Nurse in Colorado and the affiliated compact agreement states (AZ, NM, UT and NV). Cathleen’s total healthcare experience spans more than 30 years in a variety of settings to include: in-patient psychiatric care, high-risk pregnancies, newborn intensive care, mother-baby, medicine-surgery, senior care and hospice care. Since 2008, Cathleen has served active duty members of all branches of the US military and some foreign services at Peterson AFB, CO. While living in Abu Dhabi, UAE (2012-2016) she worked with service personnel at Al Dhafra Airbase and the US Embassy. On return to North America, and settling in the Phoenix area, Cathleen took a position at Luke AFB and resumed serving active duty and reserve / guard members. Cathleen is qualified to treat depression, anxiety, sleep dysfunction, life stressors in general, grief and loss and trauma. She uses evidenced-based modalities for treatment including Cognitive Behavioral Therapy, Cognitive Processing Therapy, and Prolonged Exposure.
Kelle English, Psy.D.
Dr. English earned her doctorate degree in clinical psychology from the Arizona School of Professional Psychology at Argosy University. She has been practicing in the field of psychology as a licensed independent substance abuse counselor since 2003. Dr. English has treated children, adults, and adolescents with a variety of presenting issues including substance abuse, co-occurring, trauma, domestic violence, anger management, and other legal involvement. She has worked in community mental health facilities, jails, and prisons. More recently, Dr. English has worked as a clinical director and is currently working under the supervision of Stefanie Kool, Psy.D., while pursuing licensure as a clinical psychologist.
Jessica Ellis-Hall, Psy.D.
Dr. Ellis-Hall earned her doctorate degree in clinical psychology from the Arizona School of Professional Psychology at Argosy University. Dr. Ellis-Hall’s clinical rotations have included behavioral interventions in schools, private practice, substance use treatment facilities, residential care, and community mental health services in both rural and urban areas. She also spent over a year as a psychometrician, which is where she first developed her love of assessments. She has completed assessments in many different areas including trauma, personality disorders, IQ, learning, memory, bariatrics, spinal cord stimulators, and ADHD. She has worked with children, adolescents, and adults. Dr. Ellis-Hall is currently the intake specialist at Desert Sage Health. Dr. Ellis-Hall works under the supervision of Stefanie Kool, Psy.D., while pursuing licensure as a clinical psychologist.
Jenny Hancock, Psy.D.
Dr. Hancock is a licensed clinical psychologist in both Arizona and Colorado. She completed her undergraduate training at Colorado College and subsequently her advanced training in clinical psychology at the Arizona School of Professional Psychology at Argosy University. She completed her internship at Hazelden Betty Ford Foundation and a post-doctoral fellowship through the Arizona Psychology Training Consortium at A Better Today Recovery Services. She has completed training in Dialectical Behavior Therapy, Cognitive Behavior Therapy, and Post Induction Therapy. She has a background conducting individual and group psychotherapy, initial evaluations, risk assessment, specialized psychological assessments, and crisis intervention. Dr. Hancock has worked in integrated healthcare, community mental health, bereavement, juvenile corrections, chemical dependency, and outpatient settings. She treats anxiety disorders, mood disorders, trauma responses, grief and loss, co-occurring disorders, and addictive disorders. Her eclectic style combines elements of cognitive behavior, dialectical behavior, Gestalt therapies and motivational interviewing. She believes in empowering individuals to work through repressed and unresolved trauma, reintegrate disowned pieces of the fractured self, and providing tools for people to heal themselves. Dr. Hancock provides clinical supervision to team members in the process of becoming independently licensed.
Denisha Liggett, Psy.D.
Denisha E. Liggett, Psy.D., also known as Dr. Dee, received her Doctorate of Clinical Psychology degree from The Chicago School of Professional Psychology, Washington D.C. She has worked at various treatment levels, including Inpatient/Psychiatric Facilities, Intensive Outpatient and Outpatient care, Private Practice, Integrative Care facilities, and Non-Profit Organizations. Additionally, Dr. Dee has provided Individual, Group, Couples, Family, and Child/ Adolescent Therapy services at various capacities. She also has experience working with diverse and multicultural populations across the life span, who have experienced Severe Mental Illness, Chronic Pain, Anxiety, Depression, Substance Use, Trauma and Abuse, Grief and Loss, Sex Trafficking Survivors, Life Span Issues, and Adjustment Disorders. Dr. Dee works from a Multimodal theoretical orientation, which includes a collaborative approach to working with clients. She is a firm believer in incorporating the client(s) Voice and Choice in treatment, this allows the client to develop confidence in themselves as their own agent of change. Dr. Dee especially enjoys incorporating music, metaphors, and forms of "play" in her work with clients. currently working under the supervision of Stefanie Kool, Psy.D., while pursuing licensure as a clinical psychologist.
Rebecca Lutz, LPC
Rebecca is a Licensed Professional Counselor and earned her degree from Ottawa University. She has experience working in community mental health, residential treatment and private practice. She treats children and adults with a variety of presenting issues, including histories of co-occurring issues, trauma, abuse, and eating disorders.
Justin Millard, LAC
Justin is a Licensed Associate Counselor. He earned his Master's of Science in Professional Counseling at Grand Canyon University. He has worked in Substance Use Disorder, as a facilitator of Domestic Violence Offender Groups, and in community-based general mental health. He is also currently working as clinical manager of a sub-acute detox center dealing with substance abuse. Justin utilizes a client-centered CBT approach to counseling. He is currently working toward his license in professional counseling (L.P.C.) under the direct supervision of Stefanie Kool, Psy.D.
Jackie Pierick, Psy.D.
Dr. Pierick earned her doctorate degree in clinical psychology at The Chicago School of Professional Psychology, Washington D.C. She has worked at various treatment levels in diverse clinical settings to include residential, partial hospitalization, intensive outpatient, and outpatient care in substance abuse treatment facilities, VA Medical Centers, and private practices. She has experience providing individual and group psychotherapy services to treat adults and adolescents from diverse cultural backgrounds with concerns related to substance use, chronic pain, trauma, depression, anxiety, insomnia, gender dysphoria, and race-based stress. Her treatment approach is collaborative and typically integrates cognitive, behavioral, and mindfulness interventions to assist individuals in meeting their self-identified therapeutic goals. Dr. Pierick is currently working under the supervision of Stefanie Kool, Psy.D., while pursuing licensure as a clinical psychologist.
Erasmo Rodriguez, LPC
Erasmo is a Licensed Professional Counselor, and earned a Masters in Counseling Degree from Arizona State University. He has experience working in Community Mental Health and private practice. He has worked with a wide range of clinical diagnosis and enjoys working in the area of substance abuse. He is also trained in using Eye Movement Desensitization and Reprocessing (EMDR) to treat trauma. He utilizes an array of interventions to empower individuals, couples and families by tailoring treatment to meet the goals and needs of each client. He is fluent in English & Spanish.
Ndolia Schild, LAC
Ndolia Schild is a Licensed Associate Counselor in Arizona. After graduating from Chapman University in 2001, she began practicing counseling. She is currently a pre-doctoral student at Saybrook University in the Clinical Psychology Department. Ndolia has been working in community mental health for over 20 years as an educator and counselor in a variety of settings, including outpatient, residential, and inpatient settings. EMDR and cognitive behavioral therapy, including DBT, are among her therapeutic methods. Additionally, she uses person-centered and collaborative experiential and humanistic approaches. As a therapist, she has experience working with anxiety, depression, eating disorders, substance use disorders, trauma, and adjustment disorders. Ndolia currently works under the supervision of Erasmo Rodriguez, LPC and Stefanie Kool, Psy.D.
Lori Shirk, Psy.D
Dr. Shirk earned her doctorate degree in clinical psychology from the Arizona School of Professional Psychology at Argosy University. Dr. Shirk’s clinical rotations have included community behavioral health facilities in both urban and rural settings, behavioral schools, and a substance abuse treatment facility. Dr. Shirk began working in the field of developmental, social, emotional, and behavioral disabilities two decades ago. She works with children, adolescents, and adults and provides individual, couples, and family psychotherapy. She has experience facilitating psychoeducational and psychotherapy groups and treats anxiety disorders, mood disorders, adjustment disorders, trauma, grief, developmental disabilities, behavioral challenges, and executive function deficits. Her treatment approach is based on meeting the patient where they are at and incorporates behavioral therapy, cognitive-behavioral therapy, motivational interviewing, mindfulness, and play therapy to help the patient reach his/her fullest potential. She is also a certified Cogmed Coach. Dr. Shirk works under the supervision of Stefanie Kool,Psy.D. while pursuing licensure as a clinical psychologist.
Jim Stocks, LCSW
Jim has been a Clinician for over 20 years with extensive focus on mental health and substance use issues. He has provided individual, group and family therapy to children, adolescents and adults in hospital-based settings. For the last 15 years he has worked in an out-patient settings, which included 8 years of providing therapy to Active Duty service members and their families. Jim works from a Client-Centered approach and incorporates Cognitive Behavioral Therapy and Prolonged Exposure Therapy.