{"npi":"1447629464","type":"NPI-1","status":"active","name":{"display":"Ms. Irene Rathjen Pnp","other":[],"first":"IRENE","last":"RATHJEN","middle":"MARION","credential":"PNP"},"specialty":{"primary_taxonomy":"363LP0200X","primary_taxonomy_description":"Nurse Practitioner, Pediatrics","slug":"nurse-practitioner-pediatrics","schema_org_specialty":"Pediatric","all":[{"code":"363LP0200X","description":"Nurse Practitioner, Pediatrics","primary":true,"state":"MO","license":"2015016091"}]},"addresses":[{"purpose":"LOCATION","street_1":"1 CHILDRENS PL","city":"SAINT LOUIS","state":"MO","postal_code":"631101002","country_code":"US","street_2":"DIV PED GENETICS AND GENOMIC MED","phone":"3144546093","fax":"8449659624"},{"purpose":"MAILING","street_1":"PO BOX 7412011","city":"CHICAGO","state":"IL","postal_code":"606742011","country_code":"US","phone":"3144546093","fax":"8449659624"}],"license":{"state":"MO","number":"2015016091"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"420033957","state":"MO","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20160816001545","type_code":"14-50","type_desc":"PRACTITIONER - NURSE PRACTITIONER","state":"MO","pac_id":"3678867553"}]},"enumeration_date":"2015-09-21","last_updated":"2025-04-17","_meta":{"source":"NPPES","snapshot_date":"2025-04-17","doc_url":"https://findmynpi.com/api"}}