{"npi":"1861713844","type":"NPI-1","status":"active","name":{"display":"William Payne M.D.","other":[],"first":"WILLIAM","last":"PAYNE","middle":"DAVID","credential":"M.D."},"specialty":{"primary_taxonomy":"207ZP0102X","primary_taxonomy_description":"Anatomic & Clinical Pathology","slug":"pathology","schema_org_specialty":"Pathology","all":[{"code":"207ZP0102X","description":"Anatomic & Clinical Pathology","primary":false,"state":"MS","license":"22988"},{"code":"207ZP0102X","description":"Anatomic & Clinical Pathology","primary":true,"state":"TX","license":"N2721"}]},"addresses":[{"purpose":"LOCATION","street_1":"100 MEDICAL PKWY","city":"LAKEWAY","state":"TX","postal_code":"787385621","country_code":"US","phone":"5125715000","fax":"5125715198"},{"purpose":"MAILING","street_1":"PO BOX 844658","city":"DALLAS","state":"TX","postal_code":"752844658","country_code":"US","phone":"2547248800"}],"license":{"state":"TX","number":"N2721"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"216980703","state":"TX","issuer":null},{"type_code":"01","label":"Other","value":"8DT795","state":"TX","issuer":"BLUE CROSS BLUE SHIELD"},{"type_code":"01","label":"Other","value":"P01217758","state":null,"issuer":"RAILROAD MEDICARE"},{"type_code":"05","label":"Medicaid","value":"216980702","state":"TX","issuer":null},{"type_code":"01","label":"Other","value":"8DT796","state":"TX","issuer":"BLUE CROSS BLUE SHIELD"},{"type_code":"01","label":"Other","value":"P01217751","state":null,"issuer":"RAILROAD MEDICARE"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20100830000063","type_code":"14-22","type_desc":"PRACTITIONER - PATHOLOGY","state":"TX","pac_id":"7214051176"},{"enrlmt_id":"I20140317001794","type_code":"14-22","type_desc":"PRACTITIONER - PATHOLOGY","state":"MS","pac_id":"7214051176"}]},"enumeration_date":"2010-06-14","last_updated":"2021-01-06","_meta":{"source":"NPPES","snapshot_date":"2021-01-06","doc_url":"https://findmynpi.com/api"}}