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Richard Mark Lewis
Cone Health Medical Group

Richard Mark Lewis, PhD

Specialties and/or Subspecialties

  • Developmental/Behavioral Pediatrics,
  • Psychologist
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Dr. Lewis is a licensed psychologist with over 35 years of experience in treating children, adolescents, and young adults with behavioral, psychological and learning disorders.  Dr. Lewis uses evidence-based assessment and treatment methodologies in his work with individuals struggling with ADHD, depression, anxiety, and learning disorders.  He is an expert in psychological/psychoeducational testing and has been asked to conduct evaluations in 26 states.  He is married with three children, four grandchildren, and he is an avid lover of sports, exercise, and music.



Graduate School

Colgate University, Counseling Psychology
Clinical Psychology, California School of Professional Psychology


Washington and Lee University, Psychology


Bowling Green State University, Child/Adolescent Psychology and Psychological Testing


Mercy Hospital, San Diego

Teaching or Professional Positions

  • Clinical Director of Cone Health Developmental and Psychological Center