{"npi":"1124569413","type":"NPI-1","status":"active","name":{"display":"Dr. Jacob Kastner D.O.","other":[],"first":"JACOB","last":"KASTNER","middle":"DAVID","credential":"D.O."},"specialty":{"primary_taxonomy":"2081S0010X","primary_taxonomy_description":"Sports Medicine (Physical Medicine & Rehabilitation) Physician","slug":"sports-medicine-physical-medicine-rehabilitation-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":"2081S0010X","description":"Sports Medicine (Physical Medicine & Rehabilitation) Physician","primary":true,"state":"WI","license":"71921-21"}]},"addresses":[{"purpose":"LOCATION","street_1":"911 NORTHLAND DR","city":"PRINCETON","state":"MN","postal_code":"553712172","country_code":"US","phone":"7633896353"},{"purpose":"MAILING","street_1":"911 NORTHLAND DR","city":"PRINCETON","state":"MN","postal_code":"553712172","country_code":"US","phone":"7633896353"}],"license":{"state":"WI","number":"71921-21"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20220729002340","type_code":"14-23","type_desc":"PRACTITIONER - SPORTS MEDICINE","state":"MN","pac_id":"9537433214"}]},"enumeration_date":"2017-03-20","last_updated":"2022-06-04","_meta":{"source":"NPPES","snapshot_date":"2022-06-04","doc_url":"https://findmynpi.com/api"}}