David Osinga has been a Unit Therapist at Sierra Tucson since 1991. His case load includes facilitating process groups, seeing patients individually, treatment planning, co-facilitating family therapy with the family therapist, discharge planning, and mediating with referring professionals and continuing care facilities. Living in recovery since 1984, David's personal experience contributes to his professional ability to understand people and meet them where they are. David is a member of the American Society of Experiential Therapists as a Certified Experiential Therapist II with a background in psychodrama, and he is licensed in both Arizona and Tennessee as a Substance Abuse Counselor. David came to Sierra Tucson from Nashville, TN, with a background in adolescent treatment as a Primary Counselor at Cumberland Heights� Adolescent Program. David likes friends, music, the arts, nostalgia, cars, travel, and sailing. He�s attached to the belief: It�s never too late to re-invent yourself/your life!