Meet Our Addiction Treatment Professionals

Devon Thomas is a disabled combat veteran with nine years of experience in substance-use and mental-health. He founded Roseville Recovery Center to create a compassionate haven for those seeking recovery, leading with integrity, strength, and a deep understanding of what healing truly requires. Under his leadership, the center emphasizes evidence-based practices, holistic care, and a culture of respect and empowerment.

Joseph Casaceli co-founded Roseville Recovery Center and drives its strategic growth and community reach. With experience across treatment centers in Los Angeles and Detroit, he builds partnerships and expands access to high-quality addiction care throughout Northern California.

Alexandra Hicks oversees day-to-day clinical programming at Roseville Recovery Center, ensuring every client receives structured, compassionate, and consistent care. Originally from Detroit and now based in California, she coordinates staff, manages treatment schedules, and works closely with the clinical team to continuously improve program quality and client outcomes.

Having worked at over 10 substance use disorder facilities, Dr. Oren Raphael brings extensive addiction medicine expertise to his role as Medical Director. Board-certified in Internal Medicine, Geriatric Medicine, and Hospice and Palliative Care, he completed his training at UCLA, Mount Sinai Hospital, and NYC Health and Hospitals. Fluent in Spanish and Farsi, Dr. Raphael is deeply committed to patient-centered care and interdisciplinary collaboration.

Harshdeep Brar is a Board Certified Family Nurse Practitioner who earned his BSN from West Coast University in Los Angeles and his MSN from Samuel Merritt University in Oakland. With 3+ years of clinical nursing experience and a special focus on addiction medicine, internal medicine, and pain management, he brings thorough, compassionate patient-centered care to Roseville Recovery Center.

Michelle Ramos Olsen is a Physician Assistant with over 10 years of clinical experience across diverse healthcare settings and a 16-year military background. She specializes in adult ADHD and co-occurring challenges including anxiety, depression, and emotional regulation, taking a practical, whole-person approach so clients can understand their condition and move forward with confidence.

Jamila Charles-Cometa, LMFT, is a seasoned licensed Marriage & Family Therapist with nearly two decades of clinical experience in California. She holds her Bachelor's from UC Berkeley and her Master's from Argosy University. As Clinical Director, she leads integrated behavioral-health programming with expertise in DBT, trauma-focused CBT, and person-centered methods, helping clients unlock resilience and achieve lasting recovery.

Karen Williams is an Associate Marriage and Family Therapist who creates a safe, compassionate, and non-judgmental space for healing. Drawing on CBT, client-centered approaches, and her deep empathy for the recovery journey, she supports adults through life transitions, teens navigating identity and self-esteem, and individuals managing depression, anxiety, and other mental health challenges.

Kelly Richardson is a Licensed Vocational Nurse with 5+ years of experience in addiction recovery care and six years in personal recovery. She brings deep empathy, authenticity, and hope to her nursing practice. In addition to standard clinical duties, she provides on-site IV therapy including NAD+ infusions, vitamin/mineral replenishment drips, and hydration treatments to support physical wellness and restoration during recovery.

Donald Laster is a Registered Alcohol and Drug Technician who plays an integral role in Roseville Recovery Center's group programming. Drawing on his own personal recovery journey, Donald facilitates engaging, supportive group sessions that help clients build community, develop coping skills, manage triggers, and strengthen their commitment to lasting sobriety.

Avery Judkins is a Licensed Psychiatric Technician who leads trauma-informed therapeutic groups addressing emotional regulation, coping strategies, and the critical intersection of mental health and addiction recovery. Their specialized psychiatric training and compassionate approach help clients feel understood, supported, and empowered throughout the healing process.

A dedicated member of the Roseville Recovery Center team, committed to providing compassionate, evidence-based support for clients on their recovery journey.

A dedicated member of the Roseville Recovery Center team, committed to providing compassionate, evidence-based support for clients on their recovery journey.