Ohio Rev. Code Ann. § 4731.72
(A) As used in this section:
(B) No physician shall present or cause to be presented a claim, bill, or demand for payment for anatomic pathology services to any person or entity other than the following:
(D)
(1) A physician who performs the professional component of an anatomic pathology service on a patient specimen may bill for the amount incurred in doing either of the following:
(2) A physician may bill for having a clinical laboratory or another physician perform an anatomic pathology service on a dermatology specimen, but only if the billing physician discloses to the person or entity being billed both of the following: