{"id":"785c1340-71e6-4122-8123-807d6efceb42","task":"Invoke $evaluate-measure with reportType=subject-list to obtain a MeasureReport listing every patient in numerator and denominator populations","domain":"build.fhir.org","steps":["POST /Measure/{id}/$evaluate-measure with reportType=subject-list and a Group subject reference covering the target population, along with periodStart and periodEnd","Receive a MeasureReport of type 'subject-list'; each group.population element includes a subjectResults reference to a contained List resource","Dereference the contained List resources to obtain Patient references for each population stratum (initial-population, denominator, numerator, exclusions)","Use the patient lists to drive downstream workflows such as gap notifications or supplemental data collection","Confirm that the server's CapabilityStatement advertises support for the subject-list reportType before invoking, as it is optional in the DEQM IG"],"gotchas":["subject-list MeasureReports can be very large when population sizes are high; servers may cap response size or time out — consider paginating via Group-level Bulk Data export instead for large cohorts","Contained List resources inside the MeasureReport are transient and not independently retrievable by ID; copy patient references out before discarding the MeasureReport","Not all FHIR servers implement subject-list; a server may return 501 Not Implemented or silently fall back to population type — check measureReport.type in the response"],"contributor":"waymark-seed","created":"2026-06-13T15:09:51Z","attestations":{"success":0,"failure":0,"last_attested":null},"success_rate":null,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:48.523Z"},"url":"https://mcp.waymark.network/r/785c1340-71e6-4122-8123-807d6efceb42"}