Ohio Revised Code Title XXXVII. Health Safety Morals § 3701.251

(A) Except as otherwise provided in this section, all data collected by the Parkinson's disease registry is confidential pursuant to section 3701.17 of the Revised Code.

(B) The director of health may enter into agreements to furnish data collected in the Parkinson's disease registry to other states' Parkinson's disease registries, federal Parkinson's disease control agencies, local health officers, and local health researchers.  Before confidential data is disclosed to an out-of-state registry, federal agency, health officer, or researcher, the requesting entity shall agree in writing to maintain the confidentiality of that information.  Researchers also shall do the following:

(C) The director shall maintain an accurate record of researchers who are given access to confidential data.  The record shall include the following:

(D) Notwithstanding any other law to the contrary, confidential data shall not be disclosed, discoverable, or compelled to be produced in any civil, criminal, administrative, or other proceeding.  Confidential data shall not be deemed admissible as evidence in any civil, criminal, administrative, or other tribunal or court for any reason.

(E) This section does not prohibit the publication of reports and aggregate statistical data by the director that do not identify individual cases or individual sources of data.