{"npi":"1124446604","type":"NPI-1","status":"active","name":{"display":"Mr. Ryan Preston M.D.","other":[],"first":"RYAN","last":"PRESTON","middle":"KELBURNE","credential":"M.D."},"specialty":{"primary_taxonomy":"207L00000X","primary_taxonomy_description":"Anesthesiology","slug":"anesthesiology","schema_org_specialty":"Anesthesia","all":[{"code":"207L00000X","description":"Anesthesiology","primary":true,"state":"CA","license":"A168554"}]},"addresses":[{"purpose":"LOCATION","street_1":"8901 ROCKVILLE PIKE","city":"BETHESDA","state":"MD","postal_code":"208890001","country_code":"US","phone":"3012954000"},{"purpose":"MAILING","street_1":"8901 ROCKVILLE PIKE","city":"BETHESDA","state":"MD","postal_code":"208890001","country_code":"US","phone":"3012954000"}],"license":{"state":"CA","number":"A168554"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20241206002691","type_code":"14-05","type_desc":"PRACTITIONER - ANESTHESIOLOGY","state":"OH","pac_id":"2860813557"}]},"enumeration_date":"2014-04-02","last_updated":"2021-08-17","_meta":{"source":"NPPES","snapshot_date":"2021-08-17","doc_url":"https://findmynpi.com/api"}}