{"entity":{"entity_id":"eb7a3518-c7e7-4e3a-9570-f3c495703051","entity_type":"person","display_name":"DANDAN CHEN","state":"GA","status":"active","merged_into":null,"methodology_version":"entity-graph/v1","created_at":"2026-06-11T09:17:37.812996+00:00","updated_at":"2026-06-11T09:17:37.812996+00:00"},"identifiers":[{"id_scheme":"cms_op_profile_id","id_value":"4672150","source_table":"cms_open_payments","link_method":"exact_npi_in_open_payments","link_confidence":1,"source_evidence":{"npi":"1477973808","rule":"D-OP-NPI","recipient_profile_id":"4672150"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T06:41:42.884372+00:00","recorded_at":"2026-06-13T06:41:42.884372+00:00"},{"id_scheme":"npi","id_value":"1477973808","source_table":"nppes_providers","link_method":"deterministic_pk","link_confidence":1,"source_evidence":{"rule":"D-NPI","source_pk":"1477973808","entity_type_code":"1"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-11T09:17:38.750858+00:00","recorded_at":"2026-06-11T09:17:38.750858+00:00"}],"edges":[{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"09925c6f-6858-4586-ac27-f204ded6249a","entity_type":"organization","display_name":"Janssen 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":"1477973808","manufacturer_id":"100000000232","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T03:20:39.142646+00:00","recorded_at":"2026-06-13T03:20:39.142646+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"caa18caf-ee99-4dd3-8621-3f580a84752a","entity_type":"organization","display_name":"Penumbra, 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":"1477973808","manufacturer_id":"100000010583","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T13:45:41.043491+00:00","recorded_at":"2026-06-13T13:45:41.043491+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"cfd2fb02-8c3b-4b2e-bfb0-2f024507d050","entity_type":"organization","display_name":"Actelion Pharmaceuticals US, 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":"1477973808","manufacturer_id":"100000010813","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T14:16:23.031923+00:00","recorded_at":"2026-06-13T14:16:23.031923+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"8e42790e-6d9b-40f5-8dc2-d3b5f23c4a3f","entity_type":"organization","display_name":"ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)","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":"1477973808","manufacturer_id":"100000000178","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T14:18:23.826181+00:00","recorded_at":"2026-06-13T14:18:23.826181+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":"1477973808","manufacturer_id":"100000005467","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T14:35:35.840552+00:00","recorded_at":"2026-06-13T14:35:35.840552+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":"1477973808","manufacturer_id":"100000000228","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T14:46:08.86708+00:00","recorded_at":"2026-06-13T14:46:08.86708+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"43d39426-7e85-4c26-959c-f244cabb90df","entity_type":"organization","display_name":"Boston Scientific Corporation","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":"1477973808","manufacturer_id":"100000005674","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T15:17:25.004056+00:00","recorded_at":"2026-06-13T15:17:25.004056+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"12ffec59-0d81-45b5-b73c-271a1e16031d","entity_type":"organization","display_name":"AngioDynamics, Inc.","state":"NY"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1477973808","manufacturer_id":"100000005504","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T15:30:33.704879+00:00","recorded_at":"2026-06-13T15:30:33.704879+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"184b7a9c-8f38-46d7-b131-e210351f4c19","entity_type":"organization","display_name":"E.R. Squibb & Sons, L.L.C.","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":"1477973808","manufacturer_id":"100000005499","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T18:04:19.848677+00:00","recorded_at":"2026-06-13T18:04:19.848677+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":"1477973808","manufacturer_id":"100000000146","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T18:43:54.91234+00:00","recorded_at":"2026-06-13T18:43:54.91234+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":"1477973808","manufacturer_id":"100000000234","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T22:16:33.075157+00:00","recorded_at":"2026-06-13T22:16:33.075157+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"13fc70b5-17f6-4eb9-8feb-2a8e61c2d660","entity_type":"organization","display_name":"Vital Connect, 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":"1477973808","manufacturer_id":"100001176929","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T22:50:12.813327+00:00","recorded_at":"2026-06-13T22:50:12.813327+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"a0fc8d47-d63f-41f6-b5c6-6656eea19645","entity_type":"organization","display_name":"Abbott Laboratories","state":"IL"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1477973808","manufacturer_id":"100000010680","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T23:15:27.907539+00:00","recorded_at":"2026-06-13T23:15:27.907539+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"52bb6cb0-5da5-40ab-828a-fc8b03ce65ce","entity_type":"organization","display_name":"Esperion Therapeutics, 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":"1477973808","manufacturer_id":"100000771817","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T23:43:48.474597+00:00","recorded_at":"2026-06-13T23:43:48.474597+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"cf82f7f5-9f0e-48d6-b2a2-56fbbcc1235b","entity_type":"organization","display_name":"PFIZER INC.","state":"NY"},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1477973808","manufacturer_id":"100000000286","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-13T23:55:04.922607+00:00","recorded_at":"2026-06-13T23:55:04.922607+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"884374c0-8167-435b-9ac5-34f7a509a33d","entity_type":"organization","display_name":"Edwards Lifesciences Corporation","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":"1477973808","manufacturer_id":"100000010633","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T02:24:29.142532+00:00","recorded_at":"2026-06-14T02:24:29.142532+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"e2374317-2373-4a1c-9c5e-7acc8a7de84f","entity_type":"organization","display_name":"CALLIDITAS THERAPEUTICS US 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":"1477973808","manufacturer_id":"100001176934","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T03:09:09.199345+00:00","recorded_at":"2026-06-14T03:09:09.199345+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"fff02ddf-93be-4058-b845-b2f600d8d134","entity_type":"organization","display_name":"Merck Sharp & Dohme LLC","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":"1477973808","manufacturer_id":"100000000053","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T03:09:57.620753+00:00","recorded_at":"2026-06-14T03:09:57.620753+00:00"},{"direction":"inbound","edge_type":"pays","neighbor":{"entity_id":"9414729d-107e-43b5-a1a5-cf8ef71fe755","entity_type":"organization","display_name":"Kiniksa Pharmaceuticals International, plc","state":null},"attributes":{"source":"cms_open_payments"},"link_confidence":1,"source_table":"cms_open_payments","source_evidence":{"rule":"D-OP-PAYS","record_type":"general","recipient_npi":"1477973808","manufacturer_id":"100001449995","nature_of_payment":"Food and Beverage"},"methodology_version":"entity-graph/v1","valid_from":"2026-06-14T06:38:31.634511+00:00","recorded_at":"2026-06-14T06:38:31.634511+00:00"}],"edges_truncated":false,"methodology_version":"entity-graph/v1"}