{"entity":{"entity_id":"eb2aec23-d972-4511-97d8-6e6909d253b6","entity_type":"person","display_name":"DAVID GREKIN","state":"IN","status":"active","merged_into":null,"methodology_version":"entity-graph/v1","created_at":"2026-06-11T07:18:17.200493+00:00","updated_at":"2026-06-11T07:18:17.200493+00:00"},"identifiers":[{"id_scheme":"npi","id_value":"1316057045","source_table":"nppes_providers","link_method":"deterministic_pk","link_confidence":1,"source_evidence":{"rule":"D-NPI","source_pk":"1316057045","entity_type_code":"1"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-11T07:18:18.252391+00:00","recorded_at":"2026-06-11T07:18:18.252391+00:00"}],"edges":[],"edges_truncated":false,"methodology_version":"entity-graph/v1"}