As used in this subchapter, unless the context otherwise requires:
(1)
(A) “Cost sharing” means the portion of the cost of a Medicaid-covered service which must be paid at the point of service by the eligible individual.
(B) Cost sharing shall be set on a sliding scale based on income;
(2) “Eligible individual” means an individual who meets the disability assets and unearned income standards to receive supplemental security income, who would be considered to be receiving supplemental security income benefits but for his or her earned income;
(3) “Family” means family as defined in the Medical Services Policy Manual;
(4) “Medicaid-covered service” means physician, pharmacy, and hospital services covered for other categories of the Arkansas Medicaid Program; and
(5) “Premium” means a charge which must be paid by an applicant as a condition of enrolling in the low-income disabled working person category of Medicaid eligibility.