The New York Notice of Carrier Refusal to Pay All (Or Portion Of) Medical Bill is a document issued by an insurance carrier when it refuses to pay for all or part of a health care provider's bill for a medical service. This notice is sent to both the health care provider and the injured worker. It explains the reasons for the carrier's refusal, and can also include an explanation of any applicable appeal procedures. There are two types of New York Notice of Carrier Refusal to Pay All (Or Portion Of) Medical Bill: one for workers' compensation, and one for disability benefits. The workers' compensation version is issued when a carrier is refusing to pay for a medical service provided to an injured worker covered by workers' compensation insurance. It outlines the reasons for the carrier's refusal and the options for appeal. It also includes information on how to obtain additional information about the claim. The disability benefits version is issued when a carrier is refusing to pay for a medical service provided to an injured worker covered by disability benefits. It outlines the reasons for the carrier's refusal and the options for appeal. It also includes information on how to obtain additional information about the claim. Both versions of this notice must be sent to both the health care provider and the injured worker. The notice must include the contact information for the carrier, an explanation of the reasons for the carrier's refusal to pay, and the options for appeal.