Call 888-810-5995 to speak with a Methadone counselor. Who Answers? Methadone Doctors in Lexington, Mississippi Reginald Rigsby, M.D. Mallory Clinic 17280 Highway 17 Lexington, MS 39095 View Details → Lawrence Scalzo, D.O. Mallory Clinic 17280 Highway 17 South Lexington, MS 39095 View Details →