The Nevada Division of Insurance recently updated form NDOI-901, a uniform credentialing form for payers and hospitals. It is under NRS 629.095 / NAC 679B.0450. Payers are required to use these forms.  

Here is the link to the forms, and https://doi.nv.gov/uploadedFiles/doinvgov/_public-documents/Insurers/Uniform%20Credentialing.pdf