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Medicare Billing: 837I & Form CMS-1450

Standard Transactions

This course focuses on the 837I health care claim transaction. MACs also use other EDI electronic transactions including:

Table 2: Names & numbers of other EDI transactions providers & MACs use
TransactionsVersion 5010
270/271 Health Care Eligibility Benefit Inquiry and Response005010X279A1
835 Health Care Claim Payment/Advice005010X221A1
276/277 Health Care Claim Status Request and Response005010X212
277CA Health Care Claim Acknowledgment005010X214