S.D. Codified Laws § 58-17-27
The following provisions, or either of them, may be included with the provision in § 58-17-26 at the option of the insurer: "If any indemnity of this policy shall be payable to the estate of the insured, or to an insured or beneficiary who is a minor or otherwise not competent to give a valid release, the insurer may pay such indemnity, up to an amount not exceeding $__________ (insert an amount which shall not exceed one thousand dollars), to any relative by blood or connection by marriage of the insured or beneficiary who is deemed by the insurer to be equitably entitled thereto. Any payment made by the insurer in good faith pursuant to this provision shall fully discharge the insurer to the extent of such payment."
"Subject to any written direction of the insured in the application or otherwise all or a portion of any indemnities provided by this policy on account of hospital, nursing, medical, or surgical services may, at the insurer's option and unless the insured requests otherwise in writing not later than the time of filing proof of such loss, be paid directly to the hospital or person rendering such services; but it is not required that the service be rendered by a particular hospital or person."
SDCL 58-17-27