{"npi":"1477531358","type":"NPI-1","status":"active","name":{"display":"Dr. James Koomey M.D.","other":[],"first":"JAMES","last":"KOOMEY","middle":"MATTHEW","credential":"M.D."},"specialty":{"primary_taxonomy":"207RX0202X","primary_taxonomy_description":"Medical Oncology Physician","slug":"medical-oncology-physician","schema_org_specialty":null,"all":[{"code":"207RX0202X","description":"Medical Oncology Physician","primary":true,"state":"MA","license":"155230"}]},"addresses":[{"purpose":"LOCATION","street_1":"275 SANDWICH ST","city":"PLYMOUTH","state":"MA","postal_code":"023602183","country_code":"US","street_2":"C/O CATHY GREY","phone":"5088302390","fax":"5088302399"},{"purpose":"MAILING","street_1":"275 SANDWICH ST","city":"PLYMOUTH","state":"MA","postal_code":"023602183","country_code":"US","street_2":"C/O CATHY GREY","phone":"5088302390","fax":"5088302399"}],"license":{"state":"MA","number":"155230"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"3178391","state":"MA","issuer":null},{"type_code":"01","label":"Other","value":"J19174","state":"MA","issuer":"BCBSMA"},{"type_code":"01","label":"Other","value":"14734","state":"MA","issuer":"HARVARD PILGRIM"},{"type_code":"01","label":"Other","value":"779429","state":"MA","issuer":"TUFTS HEALTH PLAN"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20111214000430","type_code":"14-83","type_desc":"PRACTITIONER - HEMATOLOGY/ONCOLOGY","state":"MA","pac_id":"0749455160"}]},"enumeration_date":"2006-01-03","last_updated":"2007-11-28","_meta":{"source":"NPPES","snapshot_date":"2007-11-28","doc_url":"https://findmynpi.com/api"}}