{"npi":"1346213618","type":"NPI-1","status":"active","name":{"display":"Dr. H Warren MD","other":[],"first":"H","last":"WARREN","middle":"SHAW","credential":"MD"},"specialty":{"primary_taxonomy":"207R00000X","primary_taxonomy_description":"Internal Medicine","slug":"internal-medicine","schema_org_specialty":"Internal","all":[{"code":"207R00000X","description":"Internal Medicine","primary":true,"state":"MA","license":"47375"},{"code":"207RI0200X","description":"Infectious Disease","primary":false,"state":"MA","license":"47375"}]},"addresses":[{"purpose":"LOCATION","street_1":"55 FRUIT STREET","city":"BOSTON","state":"MA","postal_code":"021142696","country_code":"US","street_2":"COX 5","phone":"6177263812"},{"purpose":"MAILING","street_1":"PO BOX 9142","city":"CHARLESTOWN","state":"MA","postal_code":"021299142","country_code":"US","street_2":"MASS GENERAL PHYSICIAN ORGANIZATION","phone":"6177240287","fax":"6177262894"}],"license":{"state":"MA","number":"47375"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"3023371","state":"MA","issuer":null},{"type_code":"01","label":"Other","value":"047375","state":"MA","issuer":"TUFTS HEALTH PLAN"},{"type_code":"01","label":"Other","value":"J06382","state":"MA","issuer":"BCBS MA"}],"pecos":{"enrolled_at":null,"enrollments":[]},"enumeration_date":"2006-02-08","last_updated":"2025-09-11","_meta":{"source":"NPPES","snapshot_date":"2025-09-11","doc_url":"https://findmynpi.com/api"}}