{"npi":"1679635031","type":"NPI-1","status":"active","name":{"display":"Dr. Stanislaw Niznikiewicz MD","other":[{"code":"5","type":"Also known as","value":"NIZNIKIEWICZ, STANISLAW -"}],"first":"STANISLAW","last":"NIZNIKIEWICZ","middle":"-","credential":"MD"},"specialty":{"primary_taxonomy":"207V00000X","primary_taxonomy_description":"Obstetrics & Gynecology","slug":"ob-gyn","schema_org_specialty":"Obstetric","all":[{"code":"207V00000X","description":"Obstetrics & Gynecology","primary":true,"state":"NY","license":"170606"}]},"addresses":[{"purpose":"LOCATION","street_1":"351 HARRISON AVE","city":"HARRISON","state":"NY","postal_code":"105282716","country_code":"US","street_2":"351 HARRISON AVE","phone":"9147771300","fax":"9148350115"},{"purpose":"MAILING","street_1":"351 HARRISON AVE","city":"HARRISON","state":"NY","postal_code":"105282716","country_code":"US","street_2":"351 HARRISON AVE","phone":"9147771300","fax":"9148350115"}],"license":{"state":"NY","number":"170606"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20120222000868","type_code":"14-16","type_desc":"PRACTITIONER - OBSTETRICS/GYNECOLOGY","state":"NY","pac_id":"6901064930"}]},"enumeration_date":"2006-12-14","last_updated":"2007-07-09","_meta":{"source":"NPPES","snapshot_date":"2007-07-09","doc_url":"https://findmynpi.com/api"}}