{"npi":"1487744975","type":"NPI-1","status":"active","name":{"display":"Joseph Chacko MD","other":[],"first":"JOSEPH","last":"CHACKO","credential":"MD"},"specialty":{"primary_taxonomy":"207W00000X","primary_taxonomy_description":"Ophthalmology Physician","slug":"ophthalmology-physician","schema_org_specialty":null,"all":[{"code":"207WX0109X","description":"Neuro-ophthalmology Physician","primary":false,"state":"AR","license":"E-4513"},{"code":"207W00000X","description":"Ophthalmology Physician","primary":true,"state":"AR","license":"E-4513"}]},"addresses":[{"purpose":"LOCATION","street_1":"4301 W MARKHAM ST # 783","city":"LITTLE ROCK","state":"AR","postal_code":"722057101","country_code":"US","phone":"5016868000"},{"purpose":"MAILING","street_1":"4301 W MARKHAM ST # 783","city":"LITTLE ROCK","state":"AR","postal_code":"722057101","country_code":"US","phone":"5016868000"}],"license":{"state":"AR","number":"E-4513"},"identifiers":[{"type_code":"01","label":"Other","value":"P00293816","state":"AR","issuer":"RAILROAD MEDICARE"},{"type_code":"05","label":"Medicaid","value":"158035001","state":"AR","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20050830000934","type_code":"14-18","type_desc":"PRACTITIONER - OPHTHALMOLOGY","state":"AR","pac_id":"9032183678"}]},"enumeration_date":"2006-10-13","last_updated":"2021-07-21","_meta":{"source":"NPPES","snapshot_date":"2021-07-21","doc_url":"https://findmynpi.com/api"}}