Ohio Rev. Code Ann. § 3929.302
(A) The superintendent of insurance, by rule adopted in accordance with Chapter 119. of the Revised Code, shall require each authorized insurer, surplus lines insurer, risk retention group, self-insurer, captive insurer, the medical liability underwriting association if created under section 3929.63 of the Revised Code, and any other entity that provides medical malpractice insurance to risks located in this state, to report information to the department of insurance at least annually regarding any medical, dental, optometric, or chiropractic claim asserted against a risk located in this state, if the claim resulted in any of the following results:
(B) The report required by division (A) of this section shall contain such information as the superintendent prescribes by rule adopted in accordance with Chapter 119. of the Revised Code, including, but not limited to, the following information:
(I)
(J) As used in this section, medical, dental, optometric, and chiropractic claims include those claims asserted against a risk located in this state that either: