{"npi":"1689822389","type":"NPI-1","status":"active","name":{"display":"Vasyl Kasiyan M.D.","other":[],"first":"VASYL","last":"KASIYAN","credential":"M.D."},"specialty":{"primary_taxonomy":"207RG0300X","primary_taxonomy_description":"Geriatric Medicine (Internal Medicine) Physician","slug":"geriatric-medicine-internal-medicine-physician","schema_org_specialty":null,"all":[{"code":"207RG0300X","description":"Geriatric Medicine (Internal Medicine) Physician","primary":true,"state":"NY","license":"250254"}]},"addresses":[{"purpose":"LOCATION","street_1":"1415 PORTLAND AVE","city":"ROCHESTER","state":"NY","postal_code":"146213038","country_code":"US","street_2":"SUITE 200","phone":"5859220393","fax":"5859220395"},{"purpose":"MAILING","street_1":"1415 PORTLAND AVE","city":"ROCHESTER","state":"NY","postal_code":"146213038","country_code":"US","street_2":"SUITE 200","phone":"5859220393","fax":"5859220395"}],"license":{"state":"NY","number":"250254"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20161024000421","type_code":"14-38","type_desc":"PRACTITIONER - GERIATRIC MEDICINE","state":"NY","pac_id":"7214083948"}]},"enumeration_date":"2008-09-05","last_updated":"2016-09-14","_meta":{"source":"NPPES","snapshot_date":"2016-09-14","doc_url":"https://findmynpi.com/api"}}