{"npi":"1689604746","type":"NPI-1","status":"active","name":{"display":"Jennifer Nizen MD","other":[],"first":"JENNIFER","last":"NIZEN","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":"PA","license":"MD046562L"}]},"addresses":[{"purpose":"LOCATION","street_1":"601 WALNUT ST","city":"PHILADELPHIA","state":"PA","postal_code":"19106","country_code":"US","street_2":"THE CURTIS CENTER SUITE 6405","phone":"2158290101","fax":"2158294349"},{"purpose":"MAILING","street_1":"601 WALNUT ST","city":"PHILADELPHIA","state":"PA","postal_code":"191063323","country_code":"US","street_2":"THE CURTIS CENTER, STE 230E","phone":"2158290101","fax":"2158294349"}],"license":{"state":"PA","number":"MD046562L"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"0012803930007","state":"PA","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20100326000573","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"PA","pac_id":"9032245220"}]},"enumeration_date":"2006-07-04","last_updated":"2012-11-01","_meta":{"source":"NPPES","snapshot_date":"2012-11-01","doc_url":"https://findmynpi.com/api"}}