{"npi":"1750652152","type":"NPI-1","status":"active","name":{"display":"Heather Chalfin","other":[],"first":"HEATHER","last":"CHALFIN"},"specialty":{"primary_taxonomy":"208800000X","primary_taxonomy_description":"Urology Physician","slug":"urology-physician","schema_org_specialty":null,"all":[{"code":"390200000X","description":"Student in an Organized Health Care Education/Training Program","primary":false,"state":null,"license":null},{"code":"208800000X","description":"Urology Physician","primary":true,"state":"MD","license":"D0088964"}]},"addresses":[{"purpose":"LOCATION","street_1":"1562 OPOSSUMTOWN PIKE FL 3","city":"FREDERICK","state":"MD","postal_code":"21702","country_code":"US","phone":"3016634774","fax":"3016951364"},{"purpose":"MAILING","street_1":"1562 OPOSSUMTOWN PIKE FL 3","city":"FREDERICK","state":"MD","postal_code":"21702","country_code":"US","phone":"3016634774","fax":"3016951364"}],"license":{"state":"MD","number":"D0088964"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20200604000843","type_code":"14-34","type_desc":"PRACTITIONER - UROLOGY","state":"MD","pac_id":"9638319064"},{"enrlmt_id":"I20200604001002","type_code":"14-34","type_desc":"PRACTITIONER - UROLOGY","state":"DC","pac_id":"9638319064"}]},"enumeration_date":"2012-01-18","last_updated":"2021-05-19","_meta":{"source":"NPPES","snapshot_date":"2021-05-19","doc_url":"https://findmynpi.com/api"}}