1861(aa)(4)). (viii) A nonprofit organization described in section 501(c)(3) of the Internal Revenue Code of 1986, a labor organization, or an entity with shared labor-management oversight, that has a demonstrated history of providing health profession training to eligible individuals. (ix) An entity recognized by a State, Indian tribe, or tribal organization as qualified to train doulas or midwives, if midwives or doulas, as the case may be, are permitted to practice medicine in the State involved. (x) An opioid treatment program (as defined in section 1861(iii)(2)). (B) Eligible individual The term eligible individual means an individual whose income does not exceed 138 percent of the Federal poverty level. (C) Midwife The term midwife means a certified midwife, certified professional midwife, licensed midwife, and tribally-recognized midwife. (D) Certified midwife The term certified midwife means an individual who is certified by the American Midwifery Certification Board to practice midwifery. (E) Certified professional midwife The term certified professional midwife means an individual who— (i) is certified by the North American Registry of Midwives to practice midwifery for normal, low-risk pregnancies and childbirths