Dr. Tracy Preece in Carlsbad holds California psychology license PSY 16177 and a PhD from Alliant International University's CSPP program, conferred in 1996, with an additional MA in Marriage and Family Therapy. The combined psychology and MFT training broadens the clinical scope to couples and family work, with medication management for co-occurring conditions coordinated through independent dispensaries such as Carlsbad Neighborhood Pharmacy. Prior clinical settings include a military installation, a domestic violence shelter, an Indian Health Service clinic, an inpatient psychiatric unit, and multiple school-based programs — a breadth that few solo practitioners in the Village can match. Depression, PTSD, substance abuse, and domestic violence cases form the primary caseload, with wraparound service coordination linking to community health resources such as TrueCare Carlsbad for patients requiring integrated primary and behavioral care. Dual-diagnosis treatment plans for co-occurring PTSD and substance use disorders layer Prolonged Exposure or Cognitive Processing Therapy over motivational interviewing sequences calibrated to the client's stage-of-change readiness.