{"npi":"1609138916","type":"NPI-1","status":"active","name":{"display":"Dr. Brett Barker M.D.","other":[],"first":"BRETT","last":"BARKER","middle":"ERIC","credential":"M.D."},"specialty":{"primary_taxonomy":"2085R0202X","primary_taxonomy_description":"Diagnostic Radiology","slug":"diagnostic-radiology","schema_org_specialty":"Radiography","all":[{"code":"2085R0202X","description":"Diagnostic Radiology","primary":false,"state":"TN","license":"52930"},{"code":"390200000X","description":"Student in an Organized Health Care Education/Training Program","primary":false,"state":"TX","license":"BP10044003"},{"code":"2085R0202X","description":"Diagnostic Radiology","primary":true,"state":"TX","license":"R6518"}]},"addresses":[{"purpose":"LOCATION","street_1":"5508 SUMMERHILL RD","city":"TEXARKANA","state":"TX","postal_code":"755031822","country_code":"US","phone":"9037921292"},{"purpose":"MAILING","street_1":"816 W CANNON ST","city":"FORT WORTH","state":"TX","postal_code":"761043146","country_code":"US","phone":"8173210404"}],"license":{"state":"TX","number":"R6518"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20180612000858","type_code":"14-30","type_desc":"PRACTITIONER - DIAGNOSTIC RADIOLOGY","state":"TX","pac_id":"8325325673"},{"enrlmt_id":"I20181008001689","type_code":"14-30","type_desc":"PRACTITIONER - DIAGNOSTIC RADIOLOGY","state":"AR","pac_id":"8325325673"}]},"enumeration_date":"2012-06-12","last_updated":"2021-11-16","_meta":{"source":"NPPES","snapshot_date":"2021-11-16","doc_url":"https://findmynpi.com/api"}}