{"npi":"1497778419","type":"NPI-1","status":"active","name":{"display":"Dr. Geoffrey Cislo MD","other":[],"first":"GEOFFREY","last":"CISLO","middle":"S","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":"MO","license":"110823"}]},"addresses":[{"purpose":"LOCATION","street_1":"1 BARNES JEWISH HOSPITAL PLZ","city":"SAINT LOUIS","state":"MO","postal_code":"631101003","country_code":"US","street_2":"DIV IM GENERAL MED","phone":"3147473000","fax":"3149968436"},{"purpose":"MAILING","street_1":"PO BOX 7412011","city":"CHICAGO","state":"IL","postal_code":"606742011","country_code":"US","phone":"3147473000","fax":"3149968436"}],"license":{"state":"MO","number":"110823"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"204000400","state":"MO","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20120127000842","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"MO","pac_id":"5092972307"}]},"enumeration_date":"2006-07-25","last_updated":"2025-04-17","_meta":{"source":"NPPES","snapshot_date":"2025-04-17","doc_url":"https://findmynpi.com/api"}}