{"npi":"1003355629","type":"NPI-1","status":"active","name":{"display":"Dr. Matthew Mueller DO, Mph","other":[],"first":"MATTHEW","last":"MUELLER","credential":"DO, MPH"},"specialty":{"primary_taxonomy":"207LC0200X","primary_taxonomy_description":"Critical Care Medicine (Anesthesiology) Physician","slug":"critical-care-medicine-anesthesiology-physician","schema_org_specialty":null,"all":[{"code":"207LC0200X","description":"Critical Care Medicine (Anesthesiology) Physician","primary":false,"state":"CA","license":"20A18284"},{"code":"207P00000X","description":"Emergency Medicine","primary":false,"state":"CA","license":"20A18284"},{"code":"207LC0200X","description":"Critical Care Medicine (Anesthesiology) Physician","primary":true,"state":"DC","license":"DO210001340"}]},"addresses":[{"purpose":"LOCATION","street_1":"110 IRVING ST NW","city":"WASHINGTON","state":"DC","postal_code":"200103017","country_code":"US","phone":"2028777000"},{"purpose":"MAILING","street_1":"308 QUACKENBOS ST NW","city":"WASHINGTON","state":"DC","postal_code":"200111328","country_code":"US","phone":"6122211434"}],"license":{"state":"DC","number":"DO210001340"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20210611002057","type_code":"14-93","type_desc":"PRACTITIONER - EMERGENCY MEDICINE","state":"CA","pac_id":"8921378829"},{"enrlmt_id":"I20220805003138","type_code":"14-81","type_desc":"PRACTITIONER - CRITICAL CARE (INTENSIVISTS)","state":"DC","pac_id":"8921378829"}]},"enumeration_date":"2017-02-15","last_updated":"2022-07-01","_meta":{"source":"NPPES","snapshot_date":"2022-07-01","doc_url":"https://findmynpi.com/api"}}