Dr. Claire Dumke, Psy.D., is a Licensed Clinical Psychologist with 20 years of experience working with children, adolescents and adults with Autism Spectrum Disorders (ASD) and other developmental disabilities.Dr. Dumke also treats children and adults with mood disorders including depression, anxiety, and Bipolar Disorders, ADHD, trauma, behavioral issues and family issues. Dr. Dumke is both a clinician and the executive director of Insights, PC offering diagnostic and psychological evaluations as well as individual, family and group therapy.

Dr. Dumke received her BS in psychology from Colorado State University and holds both a masters and a Doctorate in Clinical Psychology with a focus on child and family studies from Alliant International University in Southern California.Throughout her training and career, Dr. Dumke has worked for The Children’s Hospital as a psychologist on the Neuropsychiatric Special Care Unit specializing in inpatient and day treatment for children with ASD, with children and adolescents in residential treatment facilities and therapeutic group homes, as a Court Appointed Special Advocate (CASA), and as a psychotherapist at a mental health hospital in Southern California. In her free time, Dr. Dumke enjoys spending time with her spouse and two young daughters, going to the mountains, practicing yoga, and working in her garden. She is actively involved in the autism and adoption communities in Colorado.

*Dr. Dumke is in network with Anthem BCBS, Kaiser, and Health First Colorado Medicaid. She also accepts PASA/CCB and DVR funding as well as private pay.

Dr. Nancy Cason, Psy.D., BCBA is a Licensed Clinical Psychologist specializing in working with children, adolescents, and adults with Autism, Asperger’s and other developmental disorders in Denver, Colorado.  She received her BA in psychology from the University of South Carolina in 1990, and then received her MA and Psy.D. in Clinical Psychology at the California School of Professional Psychology (1994; 1998).  Her professional experience includes work at residential therapeutic facilities, consultation to group homes and a day treatment program for adolescents and adults with Autism and other developmental disabilities.  She helped to develop a school for children with Autism in Maui, Hawaii.  Dr. Cason provided supervision of home and school based intensive Applied Behavior Analysis programs and was the Director of Family Services at the Center For Autism, Research, Evaluation and Service (CARES) in San Diego, California through 2004.  She was also member of the multi-disciplinary diagnostic team at Creative Perspectives, Inc., in Englewood, Colorado from 2005 through 2009.Dr. Cason has provided clinical supervision to Masters and Doctoral Level therapists working with children with Autism.

Dr. Cason has extensive experience in diagnosis, assessment, and treatment of Autism, Asperger’s and other developmental  disabilities.  Her professional accomplishments include publications as well as public speaking on topics related to Autism Spectrum Disorders.  Dr. Cason has practiced in Denver since 2005 and is the clinical director of Insights, PC. In her free time, Dr. Cason loves to watch her kids play soccer, reading, and spending time in the mountains.

*Dr. Cason is in network with Anthem BCBS, Kaiser, and Health First Colorado Medicaid. She also accepts PASA/CCB and DVR funding as well as private pay.

Shaina Holderness is a Licensed Professional Counselor with over a decade of experience working with children, adolescents and adults with Autism, Intellectual Disabilities, mood disorders, ADHD and anxiety. She received her B.A. in psychology from the University of Northern Colorado and then obtained her M.A. in Community Counseling from Regis University.  She obtained her hours towards licensure through an internship working with outpatients at Children’s Hospital Colorado.   Shaina’s professional experience includes working in residential treatment facilities, collaborating with schools and community based programs and working as a Mental Health Counselor on the Neuropsychiatric Special Care Unit at Children’s Hospital Colorado.  While at Children’s Hospital, she provided direct care using Applied Behavioral Analysis techniques, provided outpatient therapy to children on the Autism Spectrum and provided parent support and collaboration to develop proactive strategies to assist within the home. 

Additionally, Shaina works collaboratively with the doctors at the Anschutz Medical Campus to research the impact that equine therapy has on individuals on the Autism Spectrum.In her free time, Shaina enjoys spending time with her husband and two young children, listening to classical music, playing outside with her family and completing DIY projects around her home.

*Shaina currently accepts Anthem BCBS, PASA/CCB and DVR funding as well as private pay. She is also in network with Kaiser for patients with an Autism diagnosis and with Health First Colorado Medicaid.

Kevin Fay is a Licensed Marriage and Family Therapist and has worked in the mental health field since 2011. In this time, Kevin has gained extensive experience working with a variety of ages ranging from adolescents to adults. With these individuals, Kevin has gained experience working with a wide range of individuals on the autism spectrum and with developmental disabilities. Beyond that, Kevin has worked with issues including ADHD, anxiety, depression, PTSD, personality disorders, and others. Kevin values the variety of cultures and socioeconomic backgrounds he has worked with and continues to strive to have a diverse clientele.

Kevin earned his Master of Arts in Marriage and Family Therapy from Argosy University–Twin Cities and enjoys working with adolescents, adults, and families. Kevin uses a holistic approach in therapy and strives to incorporate healthy lifestyle skills when it can benefit his clients. Kevin offers a collaborative, client centered approach and values listening to his client’s needs to maintain a strong therapeutic relationship. When you meet with Kevin, he will help guide you toward the goals you want to achieve and provide support for wherever your life takes you. In his free time, Kevin enjoys spending time with his loved ones, his dog, being outdoors, and focuses on a healthy lifestyle through diet, exercise, and making the most of the seasons in Colorado.

*Kevin currently accepts Anthem BCBS, PASA/CCB and DVR funding as well as private pay. He is also in network with Kaiser for patients with an Autism diagnosis and with Health First Colorado Medicaid.

Anthony Cataldi is a Licensed Professional Counselor who has been working in the mental health field since 2012. He specializes in trauma, EMDR, Family Therapy, and Group Therapy. Through his work in community health center and his private practice, Anthony gained experience with many different types of issues such as Depression, Anxiety, PTSD, ADHD, bipolar Disorder, DID, Autism, and others. Anthony also draws from extensive personal and professional world travel, diverse caseload, to inform his practice with the importance of cultural sensitivity.Anthony obtained his Master’s Degree in Counseling Psychology from Boston College and began practicing in a community mental health center, and established a private practice shortly thereafter.

Upon moving to Colorado, Anthony Worked with another community mental health center and expanded his private practice to new realms.Anthony began using roleplaying games in therapeutic groups in 2017. Since then, group members of all ages and with varied issues have found significant, lasting, positive change from participating in the groups. Anthony is also trained in EMDR, an intensive treatment designed to help clients process deep trauma, distressing events, and severe mod issues.In his free time, Anthony enjoys taking his dog on run and hikes, spending time with loved ones, reading, and traveling.

*Anthony currently accepts PASA/CCB and DVR funding as well as private pay. He is also in network with Health First Colorado Medicaid.

Stephanie Purvis is a California credentialed and a Colorado licensed school psychologist. She transitioned from working in the public school sector to joining Insights, Colorado Assessment and Therapy as a psychometrist in August, 2018. She earned her Education Specialist degree from Chapman University in 2002 with the distinction of Outstanding Graduate Student of her class.Stephanie has extensive experience working with young children to young adults with exceptional needs. Her school-based expertise includes intervention driven psycho-educational evaluations, functional behavior assessments, progress monitoring, parent and teacher consultation, suicide risk reviews, mental health services, the development and facilitation of Individual Education Plans (IEP) and Section 504 Plans and related meetings. Stephanie has particular knowledge in the areas of MTSS and special education in California and Colorado, specific learning disability, dyslexia, and autism spectrum disorder.Stephanie enjoys spending time with her three children and her husband, going on long walks with her dogs, reading fiction, and trying out new recipes in her free time.

Kara Turner is our Office Manager; Kara is an integral part of the Insights team and has been for a year and a half. She is the first point of contact for people seeking services and she loves working with our clients and their families. If you have questions about our services, would like to schedule an appointment for therapy or an evaluation, or need a resource, call our office and Kara can get you set up. She provides wraparound support with scheduling, billing, and general office organization. We couldn’t run things without her!Kara graduated from CU Boulder with a bachelors degree in Dance and Sociology in 2015. Not only does Kara work with Insights, she also professionally dances for a company that performs on a rock climbing wall, known as Ascendance Project. When she leaves the office for the day, she heads to her other job where she teaches hip-hop, acrobatics, and tumbling. In her free time, she likes to spend time with her family, travel, practice yoga, and be outdoors. Kara also volunteers for an all women’s nonprofit, uniting and empowering women in the hip-hop culture, known as Queenz of Hip Hop.