{"npi":"1801998570","type":"NPI-1","status":"active","name":{"display":"Joann Ermer-Seltun Arnp","other":[],"first":"JOANN","last":"ERMER-SELTUN","middle":"M","credential":"ARNP"},"specialty":{"primary_taxonomy":"363L00000X","primary_taxonomy_description":"Nurse Practitioner","slug":"nurse-practitioner","schema_org_specialty":null,"all":[{"code":"363L00000X","description":"Nurse Practitioner","primary":true,"state":"IA","license":"072091"}]},"addresses":[{"purpose":"LOCATION","street_1":"1000 4TH ST SW","city":"MASON CITY","state":"IA","postal_code":"504012800","country_code":"US","phone":"6414288001","fax":"6414286160"},{"purpose":"MAILING","street_1":"621 S ILLINOIS AVE","city":"MASON CITY","state":"IA","postal_code":"504015489","country_code":"US","street_2":"SUITE 103","phone":"6414943041","fax":"6414943059"}],"license":{"state":"IA","number":"072091"},"identifiers":[{"type_code":"01","label":"Other","value":"23466","state":"IA","issuer":"WELLMARK"},{"type_code":"01","label":"Other","value":"I16755","state":"IA","issuer":"NAS MEDICARE PART B"},{"type_code":"05","label":"Medicaid","value":"0428862","state":"IA","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20040525000439","type_code":"14-50","type_desc":"PRACTITIONER - NURSE PRACTITIONER","state":"IA","pac_id":"8325029697"}]},"enumeration_date":"2006-09-02","last_updated":"2025-07-09","_meta":{"source":"NPPES","snapshot_date":"2025-07-09","doc_url":"https://findmynpi.com/api"}}