{"npi":"1780979013","type":"NPI-1","status":"active","name":{"display":"Marah Mattheus-Kairys M.D.","other":[],"first":"MARAH","last":"MATTHEUS-KAIRYS","credential":"M.D."},"specialty":{"primary_taxonomy":"207Q00000X","primary_taxonomy_description":"Family Medicine","slug":"family-medicine","schema_org_specialty":"PrimaryCare","all":[{"code":"207Q00000X","description":"Family Medicine","primary":true,"state":"PA","license":"MD458030"}]},"addresses":[{"purpose":"LOCATION","street_1":"10 SHURS LN","city":"PHILADELPHIA","state":"PA","postal_code":"191272123","country_code":"US","phone":"2154821234","fax":"2154820465"},{"purpose":"MAILING","street_1":"3509 N BROAD ST","city":"PHILADELPHIA","state":"PA","postal_code":"191404105","country_code":"US"}],"license":{"state":"PA","number":"MD458030"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20161020000959","type_code":"14-08","type_desc":"PRACTITIONER - FAMILY PRACTICE","state":"PA","pac_id":"3476793282"}]},"enumeration_date":"2011-06-15","last_updated":"2026-01-23","_meta":{"source":"NPPES","snapshot_date":"2026-01-23","doc_url":"https://findmynpi.com/api"}}