Our Staff

Integrative Medical Institute has some of the most experienced staff anywhere in the country. Southern California, being populous and in need of health and wellness services, is the perfect match for our staff and patients. Integrative Medical Institute’s caring professionals are only phone call or email away. We provide the most up to date resources and cutting edge technology for all of your health and wellness needs....

Gary Ruelas, D.O., Ph.D.

Dr. Ruelas holds doctoral degrees in medicine and psychology. First trained in Child Neuropsychology and in Family Medicine, he went on to complete post doctoral training in integrative, aesthetic, anti-aging and addiction medicine. He is one of a limited number of individuals in the country licensed as both a clinical psychologist and a physician.

Richard Landis, Ph.D.

Richard Landis, Ph.D. is a clinical psychologist, international trainer and author. He holds post-doctoral diplomate status in the areas of integrative medicine, behavioral medicine, and psychopharmacology, and he is board certified in traumatology.

Donna Crowell, LCSW

Donna Crowell is a licensed psychotherapist whose career in mental health programs includes having worked in both private and public agencies with children and their families. Donna has served as a Clinical Supervisor for Social Work Interns providing in-depth training and clinical supervision. Donna also worked at the UC Irvine Medical Center (UCIMC) in their Neo-Natal and Pediatric Departments.

Vivian Schilpp, LCSW

Integrative Medical Institute follows the tenets of Milton H. Erickson (1901-1980), an influential therapist who strongly believed in the benefits of taking a holistic approach to health and wellness.

Donald E. Baumeister

Donald Baumeister is a Licensed Clinical Social Worker, a Clinical Supervisor and Educational Consultant with a vast degree of experience in Child & Family and Educational Psychology.