{"npi":"1962497222","type":"NPI-1","status":"active","name":{"display":"Mr. Masaki Oishi MD","other":[],"first":"MASAKI","last":"OISHI","credential":"MD"},"specialty":{"primary_taxonomy":"207T00000X","primary_taxonomy_description":"Neurological Surgery Physician","slug":"neurological-surgery-physician","schema_org_specialty":null,"all":[{"code":"207T00000X","description":"Neurological Surgery Physician","primary":true,"state":"TX","license":"L6133"}]},"addresses":[{"purpose":"LOCATION","street_1":"12121 RICHMOND AVENUE","city":"HOUSTON","state":"TX","postal_code":"77082","country_code":"US","street_2":"SUITE 324","phone":"2818709292","fax":"2818708493"},{"purpose":"MAILING","street_1":"12121 RICHMOND AVENUE","city":"HOUSTON","state":"TX","postal_code":"77082","country_code":"US","street_2":"SUITE 324","phone":"2818709292","fax":"2818708493"}],"license":{"state":"TX","number":"L6133"},"identifiers":[{"type_code":"01","label":"Other","value":"158161302","state":"TX","issuer":"MEDICAID"},{"type_code":"05","label":"Medicaid","value":"166350201","state":"TX","issuer":null},{"type_code":"01","label":"Other","value":"8C1504","state":"TX","issuer":"MEDICARE"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20040820000127","type_code":"14-14","type_desc":"PRACTITIONER - NEUROSURGERY","state":"TX","pac_id":"0547252751"}]},"enumeration_date":"2005-09-13","last_updated":"2014-05-30","_meta":{"source":"NPPES","snapshot_date":"2014-05-30","doc_url":"https://findmynpi.com/api"}}