Call 888-810-5995 to speak with a Methadone counselor. Who Answers? Methadone Doctors in Aliso Viejo, California William Callahan, M.D. 120 Vantis Suite 540 Aliso Viejo, CA 92656 View Details → Vitaliy Shaulov, M.D. 72 La Mirage Circle Aliso Viejo, CA 92656 View Details → Scott Martin, M.D. 5 Journey Suite 200 Aliso Viejo, CA 92656 View Details →