Cook Behavioral Health has been helping individuals and families in the Fort Wayne, Indiana area for over 16 years. We offer a comprehensive selection of services including counseling, psychological testing, diagnostic assessment, cognitive behavioral therapy, dialectical behavioral therapy, evidence based trauma treatment (EMDR & DBT PE), adult, adolescent, and child outpatient services, and more. We collaborate with other providers and family doctors on your behalf, as appropriate.

Our providers have more than 30 years of combined experience and specialize in working appreciatively and collaboratively with individuals, adolescents, couples, and families in Fort Wayne, Allen County, and adjacent area. They provide a confidential, caring, and safe environment for patients dealing with a wide range of life challenges and concerns. They work with a wide variety of issues affecting both women and men, including issues affecting singles, couples, and family groups. Medication services are referred to our collaborative partners in the community.


Services include:

  • Individual, family counseling for children, adolescents, and adults
  • Dialectical Behavior Therapy (DBT), a multimodal treatment including a group therapy componant.
  • Psychological testing, diagnostic and clinical assessment, trauma assessments, hearsay evaluations, bariatric assessment, neuropsychological assessment, and biofeedback. We provide these services for all age groups as appropriate
  • Clinical supervision and consultation services for other providers, including behavioral specialists

Treatment specialization includes:

  • Treatment is centered in cognitive behavioral therapy, within eclectic use of interventions individually tailored to meet each client’s needs
  • Specialization in treating post-traumatic stress disorder (PTSD) and associated disorders like Dissociative Identity Disorder, Panic Disorder, Generalized Anxiety and Mood disorders. We offer EMDR and Prolonged Exposure (both forms of evidence based trauma treatment). These treatments are effective for individuals suffering from impact of complex trauma, including symptoms of depersonalization and dissociation.
  • We also specialize in treating personality disorders and disorders of emotional dysregulation with intensive training in Dialectical Behavior Therapy (DBT) which has proven effective for individuals who have not been successful in other modes of care, and with other mental health providers.
  • Clinically trained to address self-injury and suicidality, emotion dysregulation, interpersonal difficulties, and other at-risk behaviors with DBT-informed treatment and other clinically appropriate interventions.
  • We are proficient in helping individuals manage anxieties, worries, and life stress related to Stress management with parenting issues, relationships, blended family struggles, and other life stressors.
  • We are trained in and able to treat depression, anxiety, trauma, grief and loss, life transitions, relationship struggles, and self-esteem.
  • Eye Movement Desensitization and Reprocessing (EDMR) treatment

Below is a partial list of capabilities in which the team at Cook Behavioral Health is either certified or has received specific or on-going training:

  • Adolescents
  • Anxiety Disorder
  • Bariatric Assessment
  • Bi-Polar Disorder
  • Cognitive Behavioral Therapy
  • Couples/Marriage Therapy
  • Depression
  • Dissociative Identity Disorder
  • Divorce
  • Family Therapy
  • Grief Counseling
  • Group Therapy
  • Life Adjustments
  • Mindfulness/Meditation Training
  • Mood Disorders
  • Multicultural Issues
  • Obesity Assessment/Counseling
  • Panic Disorder
  • Parenting Skills
  • Phobias
  • Physically Impaired Patients
  • Post-Partum Depression
  • Post Traumatic Stress Disorder
  • Relationships
  • Self-Regulation/impulse control
  • Somatic Experiencing/EMDR
  • Stress Management
  • Substance Use (comorbid)

Clinical Staff

Jason Cook - PsyD

Dr. Jason Cook is a licensed clinical Health Service Provider in Psychology in the state of Indiana. He has 21 years of experience in his field.  He has practiced as a clinical psychologist in his private practice Cook Behavioral Health (in active operation for 17 years) and at a local community mental health center. He has extensive training in behavioral and cognitive-behavioral therapeutic approaches. He has worked with individuals with behavioral and developmental disorders. He has been trained in Dialectical Behavior Therapy treating people with complex trauma, as well as personality disorders and chronic mental health conditions. For the last 10 years, he has been involved in an internship program at supervising doctoral and postdoctoral interns. Further, he has been involved in research projects with the NIMH and has given presentations/lectures, on DBT, DBT PE, attachment disorders, marriage and family relationships, personality disorders and overcoming depression and anxiety, in community and professional settings in the state of Indiana.

Adrianne Wright - MA, LMHC

Adrianne has a Master’s of Counseling with a specialization in Forensic Psychology and is a Licensed Mental Health Counselor (LMHC). She has been practicing in the field for over 6 years. Adrianne has worked extensively with individuals of all ages, couples, and families in a variety of settings. She has training in EMDR, DBT, Cognitive Behavioral Therapy, and motivational interviewing which she integrates into care with her clients.  Adrianne strives to serve individuals who suffer with many different types of mental health concerns.

Please feel free to access The Latrice Release, a mental health vlog with information, skills, and tips related to mental health from a licensed mental health professional. Mental health is health and You deserve to be healthy.

Adrianne’s mental health Facebook page:

Adrianne’s mental health TikTok:

Chase Parnell - MA, LMHC

Chase Parnell is a mental health therapist (LMHC) with 6 years of experience in the field. He previously worked with a non-profit company that provides therapeutic services to those in need. He has experience helping individuals with various mental health issues, such as anger, trauma, depression, anxiety and personality disorders. He has worked with couples, teenagers and children 6 and older. Chase has a passion for helping people grow and develop independent skills for managing a multitude of stressors and mental health concerns. He utilizes Cognitive Behavioral Therapy, Positive Psychology Interventions, anger management techniques and emotion-based therapy interventions. He has received training in TF-CBT and is currently in the process of being approved in EMDR for trauma treatment.

Naomi Rainwater - MS, LMFTA, CSAYC

Naomi Rainwater has a Master of Science in Marriage and Family Therapy and is a Licensed Marriage and Family Therapist Associate (LMFTA).  Naomi has extensive experience working with individuals and families in crisis as she has worked in the helping field for 15 years.  She has been a therapist for five of those years.  Naomi specializes in treating complex PTSD and sexually maladaptive behaviors in youth and adolescents.  Naomi holds a certification in Trauma Focused Cognitive Behavioral Therapy (TF-CBT) and is a Certified Sexual Abusive Youth Clinician (CSAYC).  Naomi has training in EMDR, Cognitive Behavioral Therapy (CBT), DBT-PE, and Motivational Interviewing. Naomi enjoys working with individuals of all ages, couples, and families. Naomi prides herself on building a safe and nurturing therapeutic relationship with each person she works with.

Cara Passmore - MSW, LSW

Cara Passmore has a master’s degree in Social Work and is a Licensed Social Worker (LSW). She graduated from the University of Pittsburgh in 2018 with her MSW and mental health certificate. Cara has experience working with individuals and families across the lifespan. Cara has been a therapist for 5 years and specializes in treating complex PTSD, attachment, and grief /loss. Cara is trained in Eye Movement Desensitization and Reprocessing (EMDR), Trauma Focused Cognitive Behavioral Therapy (TF-CBT), Sand Play Therapy, Family Centered Treatment (FCT), and Dialectical Behavior Therapy (DBT). Cara enjoys working with individuals of all ages, including couples and families. Cara enjoys exploring layers with clients to assist in the healing process. Cara provides a safe and empathic environment, while meeting clients where they are at.

Megan Ayres - MA, LMHCA

Megan Ayres is a Licensed Mental Health Counselor Associate (LMHCA) with 8 years of experience in the field. Megan graduated from Ball State University with a Master’s degree in Clinical Psychology and received a second Master’s degree in Mental Health Counseling from Huntington University. She is trained in several different treatment modalities such as Trauma Focused Cognitive Behavioral Therapy (TF-CBT), Dialectical Behavior Therapy (DBT), Internal Family Systems (IFS), Motivational Interviewing (MI), and Emotion-Focused Therapy (EFT). Megan has experience treating individuals, families, and adolescents struggling with various mental health concerns such as anxiety, depression, relationships, addictions, and trauma. She primarily works with individuals 10 and up. Megan is passionate about walking beside individuals who are struggling with life’s many ups and downs and strongly believes in the importance of having a safe, nonjudgmental place to express one’s self. Megan enjoys working with individuals to find what works best for them to achieve a strong, healthier, and more balanced life.

Shannon Walters - MS, LMHC, CCTP

Shannon is a Licensed Mental Health Counselor and Certified Clinical Trauma Professional, who has been in the Human Service field since 2007. She has worked in community mental health settings, inpatient settings, the school system, and private practice. Shannon has been working as a Therapist since 2011. She obtained her Master’s in Psychology and Master’s in Clinical Mental Health Counseling, both from the University of Saint Francis. Shannon has experience working with children, adolescents, and adults. Her specific areas of interest include: Generalized Anxiety Disorder, Social Anxiety Disorder, Depression, Neurodevelopmental disorders, prenatal exposure to substances (Fetal Alcohol Spectrum Disorders), trauma, school related concerns, life transitions, social cultural issues, ethnic identity development, and the LGBTQ+ community. Shannon has completed Level 1 Foundational Safe Zone Training as an Ally.

One of her favorite quotes is by Maya Angelou because it reminds us to look beyond the surface: “We delight in the beauty of the butterfly, but rarely admit the changes it has gone through to achieve that beauty.”

Karah Wynn - MSW, LCSW

Karah has a Master of Social Work with a focus on mental health and addictions and is a Licensed Clinical Social Worker (LCSW). Karah works with individuals across the lifespan to support them in effectively managing and addressing stress, trauma, depression, anxiety, grief, perinatal mental health, and other mental health concerns. Karah specializes in working with adults with complex trauma and grief. Karah endeavors to build trusting therapeutic relationships with her clients to facilitate direct and honest communication. She also has a therapy dog named Freyja who has worked with her since 2020. Karah believes that therapy can be beneficial to anyone!

Karah is trained in Family Centered Treatment (FCT), Trauma-Focused Cognitive Behavioral Therapy (TF-CBT), Eye Movement Desensitization and Reprocessing (EMDR), Dialectical Behavior Therapy (DBT), Emotionally Focused Therapy (EFT), Motivational Interviewing, and perinatal mental health. Karah utilizes a strength-based and trauma-informed approach when working with all her clients. Karah works to meet her clients’ needs by meeting them where they are at in the change process. Karah will support her clients in identifying their personal goals and creating a plan to achieve those goals in an empathetic and nonjudgmental environment that promotes healing.

Rylie Cook - MSW, LSW

Rylie Cook has been practicing for 3 years as a Licensed Social Worker with a Masters in Social Work, Telehealth certificate and will be Trauma Focused Cognitive Behavioral Therapy certified. She has training in Trauma Focused-Cognitive Behavioral Therapy, Applied Suicide Intervention Skills, Motivational Interviewing, Critical Incident Desensitization, Attachment-Based Family Therapy, Moral Reconation Therapy for adults, and Mapping Enhanced Counseling. She enjoys working with underserved populations, those with trauma or complex trauma, and has experience with adolescents with Borderline Personality features and self-harm/Suicidal Ideation tendencies. Rylie has also worked in community mental health center and youth residential/emergency shelter settings.

Clinical Support Staff

Aubrey, Office Manager

Emma, Receptionist

Grace, Receptionist


347 W Berry St, STE 200, Fort Wayne, IN 46802

Phone: (260) 483-2400

Fax: (260) 222-0003


Mon.-Fri. 9:00a.m.-6:00p.m.