{"npi":"1376809657","type":"NPI-1","status":"active","name":{"display":"Cassidy Dahn MD","other":[],"first":"CASSIDY","last":"DAHN","middle":"M","credential":"MD"},"specialty":{"primary_taxonomy":"207RC0200X","primary_taxonomy_description":"Critical Care Medicine (Internal Medicine) Physician","slug":"critical-care-medicine-internal-medicine-physician","schema_org_specialty":null,"all":[{"code":"207P00000X","description":"Emergency Medicine","primary":false,"state":"NY","license":"288091"},{"code":"207RC0200X","description":"Critical Care Medicine (Internal Medicine) Physician","primary":true,"state":"NY","license":"288091"}]},"addresses":[{"purpose":"LOCATION","street_1":"550 1ST AVE","city":"NEW YORK","state":"NY","postal_code":"100166402","country_code":"US","phone":"2122633293"},{"purpose":"MAILING","street_1":"550 1ST AVE","city":"NEW YORK","state":"NY","postal_code":"100166402","country_code":"US","phone":"2122633293"}],"license":{"state":"NY","number":"288091"},"identifiers":[{"type_code":"01","label":"Other","value":"288091","state":"NY","issuer":"MEDICAL LICENSE"},{"type_code":"05","label":"Medicaid","value":"CDAHN1986","state":"NY","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20170905002092","type_code":"14-81","type_desc":"PRACTITIONER - CRITICAL CARE (INTENSIVISTS)","state":"NY","pac_id":"3577795624"}]},"enumeration_date":"2012-04-11","last_updated":"2025-05-19","_meta":{"source":"NPPES","snapshot_date":"2025-05-19","doc_url":"https://findmynpi.com/api"}}