{"npi":"1831166032","type":"NPI-1","status":"active","name":{"display":"Dr. Cynthia Mueller M.D.","other":[],"first":"CYNTHIA","last":"MUELLER","middle":"J","credential":"M.D."},"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":"MO","license":"101599"}]},"addresses":[{"purpose":"LOCATION","street_1":"621 S NEW BALLAS RD","city":"SAINT LOUIS","state":"MO","postal_code":"631418232","country_code":"US","street_2":"SUITE 4005","phone":"3142515016","fax":"3145671846"},{"purpose":"MAILING","street_1":"1765 STIFEL LANE DR","city":"TOWN AND COUNTRY","state":"MO","postal_code":"630178048","country_code":"US","phone":"3144691169"}],"license":{"state":"MO","number":"101599"},"identifiers":[{"type_code":"01","label":"Other","value":"114177","state":"MO","issuer":"MERCY HEALTH PLAN"},{"type_code":"05","label":"Medicaid","value":"208306217","state":"MO","issuer":null},{"type_code":"01","label":"Other","value":"915592","state":"MO","issuer":"FIRST HEALTH"},{"type_code":"01","label":"Other","value":"0700501","state":"MO","issuer":"UNITED HEALTHCARE"},{"type_code":"01","label":"Other","value":"229197","state":"MO","issuer":"HEALTHLINK"},{"type_code":"01","label":"Other","value":"214601","state":"MO","issuer":"GROUP HEALTH PLAN"},{"type_code":"01","label":"Other","value":"1848553","state":"MO","issuer":"CIGNA"},{"type_code":"01","label":"Other","value":"5148","state":"MO","issuer":"HEALTHCARE USA"},{"type_code":"01","label":"Other","value":"14400","state":"MO","issuer":"BLUE SHIELD"},{"type_code":"01","label":"Other","value":"5004164","state":"MO","issuer":"AETNA"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20040706000101","type_code":"14-16","type_desc":"PRACTITIONER - OBSTETRICS/GYNECOLOGY","state":"MO","pac_id":"3577459650"}]},"enumeration_date":"2006-03-07","last_updated":"2012-09-06","_meta":{"source":"NPPES","snapshot_date":"2012-09-06","doc_url":"https://findmynpi.com/api"}}