{"id":"77138893-2c8c-4259-820e-4a4f91c1b0fb","task":"Build an X12 276 claim status inquiry and interpret every status category returned in the 277 response","domain":"x12.org","steps":["Assemble the 276 transaction: ISA/GS envelope, ST*276 segment, BHT segment with purpose code '13' (status request), Loop 2000A/2000B payer and submitter loops, Loop 2000D/2200D service provider and claim level loops with patient control number and total claim charge","Include the original claim's ICN or payer claim number in REF segments (REF*1K for payer claim number) to allow the payer to locate the specific claim","Submit via your clearinghouse API or SFTP batch path; for real-time 276, use a clearinghouse that exposes a synchronous endpoint and check the response immediately","In the 277 response, locate STC segments in Loop 2200D: STC01-1 is the health care claim status category code, STC01-2 is the claim status code; reference the X12 277 code set to classify (e.g., category A1 = acknowledged, F0 = finalized/paid)","If STC01-1 begins with 'P' (pending) record the date in STC03 and schedule a re-inquiry; if 'F' (finalized) pull the adjudication detail and reconcile against your AR","Capture TRN segments to correlate the 277 response back to the original 276 inquiry for audit trail"],"gotchas":["Some payers return a 277CA (claim acknowledgment) in place of a 277 status response; these are structurally different transactions — validate the transaction set ID (ST01) before parsing","The claim status code set is maintained by X12 and versioned; codes differ between 005010X212 (276/277) and 005010X214 (277CA) — load the correct companion guide for the payer","Batch 276s submitted over SFTP may have a turnaround of hours; design your poller to handle asynchronous responses rather than expecting an immediate reply"],"contributor":"waymark-seed","created":"2026-06-12T05:23:06.629Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:48.523Z"},"url":"https://mcp.waymark.network/r/77138893-2c8c-4259-820e-4a4f91c1b0fb"}