{"entity":{"entity_id":"ca23196e-3925-4a53-a3ab-01f625327061","entity_type":"person","display_name":"GREGORY WALKER","state":"MD","status":"active","merged_into":null,"methodology_version":"entity-graph/v1","created_at":"2026-06-11T07:55:34.076835+00:00","updated_at":"2026-06-11T07:55:34.076835+00:00"},"identifiers":[{"id_scheme":"cms_op_profile_id","id_value":"152264","source_table":"cms_open_payments","link_method":"exact_npi_in_open_payments","link_confidence":1,"source_evidence":{"npi":"1366508301","rule":"D-OP-NPI","recipient_profile_id":"152264"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T06:04:08.191935+00:00","recorded_at":"2026-06-13T06:04:08.191935+00:00"},{"id_scheme":"npi","id_value":"1366508301","source_table":"nppes_providers","link_method":"deterministic_pk","link_confidence":1,"source_evidence":{"rule":"D-NPI","source_pk":"1366508301","entity_type_code":"1"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-11T07:55:35.155117+00:00","recorded_at":"2026-06-11T07:55:35.155117+00:00"},{"id_scheme":"pac_id","id_value":"7012820392","source_table":"pecos_providers","link_method":"exact_npi_in_pecos","link_confidence":1,"source_evidence":{"npi":"1366508301","rule":"D-PECOS","enrlmt_id":"I20031112000173","pecos_asct_cntl_id":"7012820392"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-12T17:20:29.925914+00:00","recorded_at":"2026-06-12T17:20:29.925914+00:00"},{"id_scheme":"pecos_enrlmt_id","id_value":"I20031112000173","source_table":"pecos_providers","link_method":"exact_npi_in_pecos","link_confidence":1,"source_evidence":{"npi":"1366508301","rule":"D-PECOS","enrlmt_id":"I20031112000173"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-12T17:20:29.925914+00:00","recorded_at":"2026-06-12T17:20:29.925914+00:00"}],"edges":[{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"daec9248-67d2-458f-ac1b-456f93c08e15","entity_type":"organization","display_name":"Phadia US Inc.","state":"MI"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000010419","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T13:42:51.375778+00:00","recorded_at":"2026-06-13T13:42:51.375778+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"c7d20227-da44-491d-92ed-46a87f485c19","entity_type":"organization","display_name":"Lexicon Pharmaceuticals, Inc.","state":"TX"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000181746","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T14:21:45.90076+00:00","recorded_at":"2026-06-13T14:21:45.90076+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"eb5ea400-a96e-468d-adce-98f107e63e42","entity_type":"organization","display_name":"Bayer Healthcare Pharmaceuticals Inc.","state":"NJ"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000005467","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T14:35:52.929749+00:00","recorded_at":"2026-06-13T14:35:52.929749+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"53b2d8c4-2bb8-41b7-9616-44b3f5d66569","entity_type":"organization","display_name":"Novartis Pharmaceuticals Corporation","state":"NJ"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000228","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T15:01:09.233826+00:00","recorded_at":"2026-06-13T15:01:09.233826+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"0797abb8-23a4-4401-a089-562b3f1b05b1","entity_type":"organization","display_name":"Novo Nordisk Inc","state":"NJ"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000144","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T15:33:02.023933+00:00","recorded_at":"2026-06-13T15:33:02.023933+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"356b2c4e-26dc-4b2e-af63-ccc4c33b855f","entity_type":"organization","display_name":"AstraZeneca Pharmaceuticals LP","state":"DE"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000146","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T18:29:51.578072+00:00","recorded_at":"2026-06-13T18:29:51.578072+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"68ebd987-9b4b-489a-83ec-64e9547a83d7","entity_type":"organization","display_name":"Amgen Inc.","state":"CA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000203","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T20:20:30.137858+00:00","recorded_at":"2026-06-13T20:20:30.137858+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"76787885-21e8-401a-a68f-fe56bf870955","entity_type":"organization","display_name":"ViiV Healthcare Company","state":"PA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000005550","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T20:23:50.682689+00:00","recorded_at":"2026-06-13T20:23:50.682689+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"1638c398-f8e9-4a8c-b730-8efd2834f779","entity_type":"organization","display_name":"Kowa Pharmaceuticals America, Inc.","state":"AL"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000005379","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T20:29:17.357253+00:00","recorded_at":"2026-06-13T20:29:17.357253+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"e3305284-4049-4dac-8981-81e89a770aef","entity_type":"organization","display_name":"Paratek Pharmaceuticals, Inc.","state":"MA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000476817","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T20:31:55.149134+00:00","recorded_at":"2026-06-13T20:31:55.149134+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"4bb95475-9c05-4770-9c04-39004ec2ca47","entity_type":"organization","display_name":"GlaxoSmithKline, LLC.","state":"PA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000005449","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T21:00:08.193818+00:00","recorded_at":"2026-06-13T21:00:08.193818+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"8d52d29f-a92a-4a9f-a9a1-5ddf0ee2f8c3","entity_type":"organization","display_name":"Corcept Therapeutics","state":"CA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000247","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T22:10:54.947159+00:00","recorded_at":"2026-06-13T22:10:54.947159+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"7ac62afc-8fdc-4450-86da-6027061eb62c","entity_type":"organization","display_name":"Boehringer Ingelheim Pharmaceuticals, Inc.","state":"CT"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000234","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T22:15:22.686866+00:00","recorded_at":"2026-06-13T22:15:22.686866+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"3eca0d95-2000-43c7-a12a-62b4f65430f4","entity_type":"organization","display_name":"Otsuka America Pharmaceutical, Inc.","state":"MD"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000010723","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T22:28:04.436962+00:00","recorded_at":"2026-06-13T22:28:04.436962+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"345f515c-d1e0-4cac-9650-ea43224f92ae","entity_type":"organization","display_name":"Mallinckrodt Hospital Products Inc.","state":"MO"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000826829","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T04:07:38.602349+00:00","recorded_at":"2026-06-14T04:07:38.602349+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"95d553b7-3c00-49cb-8263-bc6e440b0e12","entity_type":"organization","display_name":"IDORSIA PHARMACEUTICALS US INC","state":"PA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100001171891","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T04:34:33.046885+00:00","recorded_at":"2026-06-14T04:34:33.046885+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"b4f35b1b-7154-4306-a7cf-b4c6f6c686c0","entity_type":"organization","display_name":"PROTEGA PHARMACEUTIALS INC","state":"NJ"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100001181905","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T04:49:46.393339+00:00","recorded_at":"2026-06-14T04:49:46.393339+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"fd3c2749-8925-4881-b0ff-a50346cb3479","entity_type":"organization","display_name":"Sumitomo Pharma America, Inc.","state":"MA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100001316929","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T05:09:39.179676+00:00","recorded_at":"2026-06-14T05:09:39.179676+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"cd80bac9-9c16-4f9c-bed1-c2d158c8ed74","entity_type":"organization","display_name":"Travere Therapeutics, Inc.","state":"CA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000061305","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T05:18:07.140017+00:00","recorded_at":"2026-06-14T05:18:07.140017+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"5971fd2f-2c81-40d6-b71d-31eaa35c79f0","entity_type":"organization","display_name":"Dexcom, Inc.","state":"CA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000010478","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T06:07:12.960357+00:00","recorded_at":"2026-06-14T06:07:12.960357+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"d4281030-eaf9-4ff7-87aa-e21da57a8126","entity_type":"organization","display_name":"IRONWOOD PHARMACEUTICALS, INC","state":"MA"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1366508301","manufacturer_id":"100000000245","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T06:25:02.212898+00:00","recorded_at":"2026-06-14T06:25:02.212898+00:00"}],"edges_truncated":false,"methodology_version":"entity-graph/v1"}