{"npi":"1396016838","type":"NPI-1","status":"active","name":{"display":"Dr. Chang O Son M.D.","other":[],"first":"CHANG O","last":"SON","credential":"M.D."},"specialty":{"primary_taxonomy":"207RH0003X","primary_taxonomy_description":"Hematology & Oncology","slug":"hematology-oncology","schema_org_specialty":"Oncologic","all":[{"code":"207RH0000X","description":"Hematology (Internal Medicine) Physician","primary":false,"state":"NC","license":"2017-01958"},{"code":"207RX0202X","description":"Medical Oncology Physician","primary":false,"state":"NC","license":"2017-01958"},{"code":"207R00000X","description":"Internal Medicine","primary":false,"state":"NC","license":"0101255714"},{"code":"207RH0003X","description":"Hematology & Oncology","primary":true,"state":"NC","license":"MD60764798"}]},"addresses":[{"purpose":"LOCATION","street_1":"1638 OWEN DR STE 108","city":"FAYETTEVILLE","state":"NC","postal_code":"283043424","country_code":"US","phone":"9106156910"},{"purpose":"MAILING","street_1":"48 NEWMARKET SQ","city":"NEWPORT NEWS","state":"VA","postal_code":"236052721","country_code":"US","phone":"7578258030","fax":"7572449003"}],"license":{"state":"NC","number":"MD60764798"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20141211001267","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"VA","pac_id":"0941424519"},{"enrlmt_id":"I20180307001691","type_code":"14-90","type_desc":"PRACTITIONER - MEDICAL ONCOLOGY","state":"NC","pac_id":"0941424519"},{"enrlmt_id":"I20250103002122","type_code":"14-83","type_desc":"PRACTITIONER - HEMATOLOGY/ONCOLOGY","state":"WA","pac_id":"0941424519"},{"enrlmt_id":"I20250328003192","type_code":"14-13","type_desc":"PRACTITIONER - NEUROLOGY","state":"ND","pac_id":"0941424519"}]},"enumeration_date":"2012-01-13","last_updated":"2026-04-08","_meta":{"source":"NPPES","snapshot_date":"2026-04-08","doc_url":"https://findmynpi.com/api"}}