{"npi":"1346239142","type":"NPI-1","status":"active","name":{"display":"Dr. Gary Sterczek OD","other":[],"first":"GARY","last":"STERCZEK","middle":"P","credential":"OD"},"specialty":{"primary_taxonomy":"152W00000X","primary_taxonomy_description":"Optometrist","slug":"optometrist","schema_org_specialty":null,"all":[{"code":"152W00000X","description":"Optometrist","primary":true,"state":"IL","license":"046-008006"},{"code":"152W00000X","description":"Optometrist","primary":false,"state":"IL","license":"346-001503"},{"code":"152W00000X","description":"Optometrist","primary":false,"state":"IL","license":"046008006"}]},"addresses":[{"purpose":"LOCATION","street_1":"2338 N CLARK ST STE 1","city":"CHICAGO","state":"IL","postal_code":"606147043","country_code":"US","phone":"7738571260","fax":"7738571624"},{"purpose":"MAILING","street_1":"3943 N MERRIMAC AVE","city":"CHICAGO","state":"IL","postal_code":"606342512","country_code":"US","phone":"8478490260","fax":"7738571624"}],"license":{"state":"IL","number":"046-008006"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20051129000532","type_code":"14-41","type_desc":"PRACTITIONER - OPTOMETRY","state":"IL","pac_id":"5991725467"}]},"enumeration_date":"2005-10-14","last_updated":"2026-05-07","_meta":{"source":"NPPES","snapshot_date":"2026-05-07","doc_url":"https://findmynpi.com/api"}}