{"npi":"1144225210","type":"NPI-1","status":"active","name":{"display":"Dr. William Kestin M.D.","other":[],"first":"WILLIAM","last":"KESTIN","middle":"I","credential":"M.D."},"specialty":{"primary_taxonomy":"207W00000X","primary_taxonomy_description":"Ophthalmology Physician","slug":"ophthalmology-physician","schema_org_specialty":null,"all":[{"code":"207W00000X","description":"Ophthalmology Physician","primary":true,"state":"NY","license":"143054"}]},"addresses":[{"purpose":"LOCATION","street_1":"2613 E 16TH ST","city":"BROOKLYN","state":"NY","postal_code":"112353805","country_code":"US","phone":"7183321313","fax":"7183325070"},{"purpose":"MAILING","street_1":"2613 E 16TH ST","city":"BROOKLYN","state":"NY","postal_code":"112353805","country_code":"US","phone":"7183321313","fax":"7183325070"}],"license":{"state":"NY","number":"143054"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"00747475","state":"NY","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20070321000010","type_code":"14-18","type_desc":"PRACTITIONER - OPHTHALMOLOGY","state":"NY","pac_id":"6608979109"}]},"enumeration_date":"2005-06-16","last_updated":"2007-07-08","_meta":{"source":"NPPES","snapshot_date":"2007-07-08","doc_url":"https://findmynpi.com/api"}}