Ohio Revised Code Title LI. Public Welfare § 5162.366

(A) Subject to division (B) of this section and for the purpose of a medicaid recipient receiving, in accordance with the recipient's individualized education program, physical therapy services, occupational therapy services, speech-language pathology services, or audiology services under the medicaid school component of the medicaid program:

(B) To be able to make a referral for a service under this section, a physical therapist, occupational therapist, speech-language pathologist, or audiologist must have a provider agreement. This does not preclude a physical therapist, occupational therapist, speech-language pathologist, or audiologist from being an ordering or referring only provider.