Nev. Rev. Stat. § 689B.040
1. Any group health policy may provide that all or any portion of any indemnities provided by any such policy on account of hospital, nursing, medical or surgical services, home health care or supportive services:
(b) Must, upon the written request of the insured,
be paid directly to the hospital or person rendering the services. Payments made in this manner discharge the insurer’s obligation.
(Added to NRS by 1971, 1767; A 1975, 448; 1983, 880)