1. Short title This Act may be cited as the Comprehensive Opioid Management and Bundled Addiction Treatment Act of 2018 or the COMBAT Act of 2018 . 2. Medicare coverage of certain services furnished by opioid treatment programs (a) Coverage Section 1861(s)(2) of the Social Security Act ( 42 U.S.C. 1395x(s)(2) ) is amended— (1) in subparagraph (FF), by striking at the end and ; (2) in subparagraph (GG), by inserting at the end ; and ; and (3) by adding at the end the following new subparagraph: (HH) opioid treatment program services (as defined in subsection (jjj)). . (b) Opioid use disorder treatment services and opioid treatment program defined Section 1861 of the Social Security Act ( 42 U.S.C. 1395x ) is amended by adding at the end the following new subsection: (jjj) Opioid treatment program services; opioid treatment program (1) Opioid treatment program services (A) In general The term opioid treatment program services means items and services described in subparagraph (B) that are furnished as part of medication-assisted treatment for the treatment of opioid use disorder at an opioid treatment program enrolled under section 1866(j). (B) Items and services described For purposes of subparagraph (A), the items and services described in this subparagraph, with respect to an individual and episode of care, are the following: (i) Initial intake and assessment. (ii) Integrated and ongoing psychosocial and medical treatment for opioid use disorder. (iii) Additional services, including urinalysis; medication administration, dispensing, and monitoring