{"npi":"1609813997","type":"NPI-1","status":"active","name":{"display":"John Cierzan MD","other":[],"first":"JOHN","last":"CIERZAN","middle":"J","credential":"MD"},"specialty":{"primary_taxonomy":"207R00000X","primary_taxonomy_description":"Internal Medicine","slug":"internal-medicine","schema_org_specialty":"Internal","all":[{"code":"207R00000X","description":"Internal Medicine","primary":true,"state":"MN","license":"036503"}]},"addresses":[{"purpose":"LOCATION","street_1":"210 9TH ST SE","city":"ROCHESTER","state":"MN","postal_code":"559046425","country_code":"US","phone":"5072883443"},{"purpose":"MAILING","street_1":"210 9TH ST SE","city":"ROCHESTER","state":"MN","postal_code":"559046425","country_code":"US","phone":"5072883443"}],"license":{"state":"MN","number":"036503"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"003025200","state":"MN","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20100420000804","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"MN","pac_id":"5597892711"}]},"enumeration_date":"2006-06-02","last_updated":"2017-01-31","_meta":{"source":"NPPES","snapshot_date":"2017-01-31","doc_url":"https://findmynpi.com/api"}}