{"npi":"1831235233","type":"NPI-1","status":"active","name":{"display":"Mrs. Margaret Matusofsky M.S.","other":[],"first":"MARGARET","last":"MATUSOFSKY","middle":"MARY","credential":"M.S."},"specialty":{"primary_taxonomy":"237600000X","primary_taxonomy_description":"Audiologist-Hearing Aid Fitter","slug":"audiologist-hearing-aid-fitter","schema_org_specialty":null,"all":[{"code":"231H00000X","description":"Audiologist","primary":false,"state":"MO","license":"2004022971"},{"code":"231HA2400X","description":"Assistive Technology Practitioner Audiologist","primary":false,"state":"MO","license":"2004022971"},{"code":"231HA2500X","description":"Assistive Technology Supplier Audiologist","primary":false,"state":"MO","license":"2004022971"},{"code":"237600000X","description":"Audiologist-Hearing Aid Fitter","primary":true,"state":"MO","license":"2004025148"}]},"addresses":[{"purpose":"LOCATION","street_1":"4560 CLAYTON AVE","city":"SAINT LOUIS","state":"MO","postal_code":"631101502","country_code":"US","phone":"3149770136","fax":"3149770016"},{"purpose":"MAILING","street_1":"310 RIDGE OAK CT","city":"BALLWIN","state":"MO","postal_code":"630218335","country_code":"US","phone":"6362209016"}],"license":{"state":"MO","number":"2004025148"},"identifiers":[],"pecos":{"enrolled_at":null,"enrollments":[]},"enumeration_date":"2007-01-30","last_updated":"2025-09-11","_meta":{"source":"NPPES","snapshot_date":"2025-09-11","doc_url":"https://findmynpi.com/api"}}