Dr. Colleen Fischer

Psychological Testing | Colleen Fischer, Ph.D. | Denver top of page Colleen Fischer, Ph.D. Pediatric Psychological Testing and Therapy Services ​ With over 20 years of clinical experience, I am a licensed pediatric psychologist specializing in psychological and educational testing as well as child therapy services. As a certified PCIT therapist, I have seen the many benefits of this strength-based approach to helping your child with strong emotions and challenging behaviors.