{"npi":"1922530716","type":"NPI-1","status":"active","name":{"display":"Dr. Elizabeth Mason D.O.","other":[],"first":"ELIZABETH","last":"MASON","credential":"D.O."},"specialty":{"primary_taxonomy":"208M00000X","primary_taxonomy_description":"Hospitalist","slug":"hospitalist","schema_org_specialty":"Internal","all":[{"code":"208M00000X","description":"Hospitalist","primary":true,"state":"OK","license":"6511"}]},"addresses":[{"purpose":"LOCATION","street_1":"1705 E 19TH ST STE 302","city":"TULSA","state":"OK","postal_code":"741045410","country_code":"US","phone":"9187487555","fax":"9184036352"},{"purpose":"MAILING","street_1":"1705 E 19TH ST STE 302","city":"TULSA","state":"OK","postal_code":"741045410","country_code":"US","phone":"9187487555","fax":"9184036352"}],"license":{"state":"OK","number":"6511"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20200819000499","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"OK","pac_id":"5092131292"}]},"enumeration_date":"2017-03-30","last_updated":"2026-06-01","_meta":{"source":"NPPES","snapshot_date":"2026-06-01","doc_url":"https://findmynpi.com/api"}}