Companion documents
Electronic claims submission information for health care providers
Transaction Communication Specifications
Companion Guide for the 834 Health Care Claim: Benefit Enrollment and Maintenance
Companion Guide for the 835 Health Care Claim: Payment / Advice
Companion Guide for the 837I Health Care Claim: Institutional
Companion Guide for the 837P Health Care Claim: Professional
Companion Guide for the 270/271 Health Care Eligibility and Benefit Inquiry and Response
Companion Guide for the 276/277 Health Care Claim Status Request and Response