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Standard Companion Guide Transaction Information, Instructions related to the 837 Health Care Claim: Institutional Transaction.
Transaction Companion Guides (CGs) may contain two types of data, instructions for electronic communications with the publishing entity (Communications/Connectivity Instructions) and supplemental information for creating transactions for the publishing entity while ensuring compliance with the associated ASC X12 IG (Transaction Instructions). Either
the Communications/Connectivity component or the Transaction Instruction component must be included in every CG.
Billing for Clinical Services