Our Team: Boston Comprehensive Treatment Center (CTC), located in Boston, MA, is part of Acadia Healthcare''s Comprehensive Treatment Centers-the nation''s leader in medication-assisted treatment (MAT) for individuals seeking recovery from Opioid Use Disorder. Licenses/Certifications: Candidates who do not hold a Master's degree must possess one of the following certifications or commit to obtaining it within 60 days of hire: CAC, CAS, CADC, CRC, LADC I, LADC II, LICSW, LCSW, LMHC, or LMFT.