{"npi":"1487878559","type":"NPI-1","status":"active","name":{"display":"John Jun M.D.","other":[],"first":"JOHN","last":"JUN","middle":"YOONKEUN","credential":"M.D."},"specialty":{"primary_taxonomy":"207RE0101X","primary_taxonomy_description":"Endocrinology, Diabetes & Metabolism Physician","slug":"endocrinology-diabetes-metabolism-physician","schema_org_specialty":null,"all":[{"code":"207RE0101X","description":"Endocrinology, Diabetes & Metabolism Physician","primary":false,"state":"PA","license":"MT187224"},{"code":"207RE0101X","description":"Endocrinology, Diabetes & Metabolism Physician","primary":true,"state":"OH","license":"35.128476"}]},"addresses":[{"purpose":"LOCATION","street_1":"2100 W CENTRAL AVE FL 2","city":"TOLEDO","state":"OH","postal_code":"43606","country_code":"US","phone":"5674201600","fax":"5674201633"},{"purpose":"MAILING","street_1":"3000 ARLINGTON AVE STOP 1108","city":"TOLEDO","state":"OH","postal_code":"436142595","country_code":"US","phone":"4193835322"}],"license":{"state":"OH","number":"35.128476"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"0164737","state":"OH","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20160527001811","type_code":"14-46","type_desc":"PRACTITIONER - ENDOCRINOLOGY","state":"OH","pac_id":"9830264837"}]},"enumeration_date":"2007-04-12","last_updated":"2026-02-10","_meta":{"source":"NPPES","snapshot_date":"2026-02-10","doc_url":"https://findmynpi.com/api"}}