{"npi":"1528343266","type":"NPI-1","status":"active","name":{"display":"Karin Retzke Cnp","other":[{"code":"1","type":"Formerly known as","value":"WALKER, KARIN L"}],"first":"KARIN","last":"RETZKE","middle":"L","credential":"CNP"},"specialty":{"primary_taxonomy":"363LA2100X","primary_taxonomy_description":"Acute Care Nurse Practitioner","slug":"acute-care-nurse-practitioner","schema_org_specialty":null,"all":[{"code":"363LA2100X","description":"Acute Care Nurse Practitioner","primary":true,"state":"OH","license":"APRN.CNP.12854"}]},"addresses":[{"purpose":"LOCATION","street_1":"MIDWEST BREAST & AESTHETIC SURGERY","city":"GAHANNA","state":"OH","postal_code":"43230","country_code":"US","street_2":"1080 BEECHER CROSSING N, SUITE A","phone":"8556876227","fax":"8816819643"},{"purpose":"MAILING","street_1":"MIDWEST BREAST & AESTHETIC SURGERY","city":"GAHANNA","state":"OH","postal_code":"43230","country_code":"US","street_2":"1080 BEECHER CROSSING N, SUITE A","phone":"8556876227","fax":"8816819643"}],"license":{"state":"OH","number":"APRN.CNP.12854"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"0059358","state":"OH","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20111201000775","type_code":"14-50","type_desc":"PRACTITIONER - NURSE PRACTITIONER","state":"OH","pac_id":"9537334537"}]},"enumeration_date":"2011-10-13","last_updated":"2023-06-30","_meta":{"source":"NPPES","snapshot_date":"2023-06-30","doc_url":"https://findmynpi.com/api"}}