SDCL § 19-2-12: No physician-patient privilege if death or substantial bodily harm likely.

There is no privilege under subdivision 19-19-503(b) as to any communication to a physician licensed under chapter 36-4 relevant to the physical, mental, or emotional condition of a patient if, under the circumstances, the physician reasonably believes actions by the patient are likely to result in imminent death or substantial bodily harm to another.