{"npi":"1659565919","type":"NPI-1","status":"active","name":{"display":"Dr. Mary Deegan Haff D.O.","other":[],"first":"MARY","last":"DEEGAN HAFF","middle":"B","credential":"D.O."},"specialty":{"primary_taxonomy":"2080A0000X","primary_taxonomy_description":"Adolescent Medicine","slug":"adolescent-medicine","schema_org_specialty":"Pediatric","all":[{"code":"207PP0204X","description":"Pediatric Emergency Medicine (Emergency Medicine) Physician","primary":false,"state":"NY","license":"245621"},{"code":"2080A0000X","description":"Adolescent Medicine","primary":true,"state":"NY","license":"245621-1"}]},"addresses":[{"purpose":"LOCATION","street_1":"259 1ST ST","city":"MINEOLA","state":"NY","postal_code":"115013957","country_code":"US","phone":"5166632829"},{"purpose":"MAILING","street_1":"259 1ST ST","city":"MINEOLA","state":"NY","postal_code":"115013957","country_code":"US","phone":"5166632500","fax":"5166638412"}],"license":{"state":"NY","number":"245621-1"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20091202000623","type_code":"14-93","type_desc":"PRACTITIONER - EMERGENCY MEDICINE","state":"NY","pac_id":"1759420821"}]},"enumeration_date":"2007-08-30","last_updated":"2026-04-28","_meta":{"source":"NPPES","snapshot_date":"2026-04-28","doc_url":"https://findmynpi.com/api"}}