{"npi":"1609090471","type":"NPI-1","status":"active","name":{"display":"Dr. Mark Matthews PHD","other":[],"first":"MARK","last":"MATTHEWS","middle":"WALKER","credential":"PHD"},"specialty":{"primary_taxonomy":"103TC0700X","primary_taxonomy_description":"Clinical Psychologist","slug":"clinical-psychologist","schema_org_specialty":null,"all":[{"code":"103TC0700X","description":"Clinical Psychologist","primary":true,"state":"TX","license":"31431"}]},"addresses":[{"purpose":"LOCATION","street_1":"8017 CRAZY HORSE LN","city":"FORT WORTH","state":"TX","postal_code":"761374161","country_code":"US","phone":"8175775717"},{"purpose":"MAILING","street_1":"8017 CRAZY HORSE LN","city":"FORT WORTH","state":"TX","postal_code":"761374161","country_code":"US","phone":"8179093766"}],"license":{"state":"TX","number":"31431"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"1031619","state":"TX","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20041215000763","type_code":"14-68","type_desc":"PRACTITIONER - CLINICAL PSYCHOLOGIST","state":"TX","pac_id":"0143287763"}]},"enumeration_date":"2007-04-12","last_updated":"2022-07-27","_meta":{"source":"NPPES","snapshot_date":"2022-07-27","doc_url":"https://findmynpi.com/api"}}