{"npi":"1316962145","type":"NPI-1","status":"active","name":{"display":"Dr. Patrick Mathiasen MD","other":[],"first":"PATRICK","last":"MATHIASEN","middle":"LEROY","credential":"MD"},"specialty":{"primary_taxonomy":"2084P0800X","primary_taxonomy_description":"Psychiatry","slug":"psychiatry","schema_org_specialty":"Psychiatric","all":[{"code":"2084P0800X","description":"Psychiatry","primary":true,"state":"WA","license":"MD00025427"}]},"addresses":[{"purpose":"LOCATION","street_1":"1035 116TH AVE NE","city":"BELLEVUE","state":"WA","postal_code":"980044604","country_code":"US","phone":"2067220594","fax":"2067224484"},{"purpose":"MAILING","street_1":"2514 S EDMUNDS ST","city":"SEATTLE","state":"WA","postal_code":"981082045","country_code":"US","phone":"2067220594","fax":"2067224484"}],"license":{"state":"WA","number":"MD00025427"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"1056142","state":"WA","issuer":null},{"type_code":"01","label":"Other","value":"BM1556109","state":"WA","issuer":"PEA"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20040405001603","type_code":"14-26","type_desc":"PRACTITIONER - PSYCHIATRY","state":"WA","pac_id":"4284627373"},{"enrlmt_id":"I20251211002276","type_code":"14-26","type_desc":"PRACTITIONER - PSYCHIATRY","state":"NV","pac_id":"4284627373"}]},"enumeration_date":"2006-07-13","last_updated":"2013-05-30","_meta":{"source":"NPPES","snapshot_date":"2013-05-30","doc_url":"https://findmynpi.com/api"}}