Ohio Revised Code Title XXXIX. Insurance § 3923.56

(A) Notwithstanding section 3901.71 of the Revised Code, each employee benefit plan established or maintained in this state on or after the effective date of this amendment that provides coverage for family members of the employee shall provide, with respect to that coverage, that any benefits applicable for children shall include benefits for child health supervision services from the moment of birth until age nine.

(B) A plan that provides the benefits described in division (A) of this section may limit the benefits to cover only the expenses of child health supervision services that are performed by one physician or by a health care professional under the supervision of one physician during the course of any one visit.

(C) Copayments and deductibles shall be reasonable and shall not be a barrier to the necessary utilization of child health supervision services by covered persons.

(D) Benefits for child health supervision services that are provided to a child during the period from birth to age one shall not exceed a maximum limit of five hundred dollars, including benefits for the hearing screening required by the program established under section 3701.504 of the Revised Code. The benefits for the hearing screening shall not exceed a maximum limit of seventy-five dollars. Benefits for child health supervision services that are provided to a child during any year thereafter shall not exceed a maximum limit of one hundred fifty dollars per year.