{"npi":"1659635159","type":"NPI-1","status":"active","name":{"display":"Dr. Rubens Chang M.D.","other":[],"first":"RUBENS","last":"CHANG","credential":"M.D."},"specialty":{"primary_taxonomy":"207RX0202X","primary_taxonomy_description":"Medical Oncology Physician","slug":"medical-oncology-physician","schema_org_specialty":null,"all":[{"code":"207RX0202X","description":"Medical Oncology Physician","primary":false,"state":"NC","license":"2024-01345"},{"code":"207RX0202X","description":"Medical Oncology Physician","primary":true,"state":"CO","license":"DR.0058204"}]},"addresses":[{"purpose":"LOCATION","street_1":"525 BOB PETERS GRV STE 202","city":"COLORADO SPRINGS","state":"CO","postal_code":"809094533","country_code":"US","phone":"7193656568","fax":"7193656317"},{"purpose":"MAILING","street_1":"525 BOB PETERS GRV STE 202","city":"COLORADO SPRINGS","state":"CO","postal_code":"809094533","country_code":"US","phone":"7193656568","fax":"7193656317"}],"license":{"state":"CO","number":"DR.0058204"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"9000146272","state":"CO","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20170807003537","type_code":"14-90","type_desc":"PRACTITIONER - MEDICAL ONCOLOGY","state":"CO","pac_id":"6709015498"},{"enrlmt_id":"I20241008003285","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"NC","pac_id":"6709015498"}]},"enumeration_date":"2012-06-28","last_updated":"2024-06-27","_meta":{"source":"NPPES","snapshot_date":"2024-06-27","doc_url":"https://findmynpi.com/api"}}