Dr. Niedzielska-Widomska is a graduate of the Lublin Medical Academy, which she completed in 2002 with distinction. In 2006 she successfully defended her PhD thesis at the Medical University of Lublin, Unit of Dental and Maxillofacial Diagnostic Radiology, and was awarded the degree of Doctor of Medical Science. In 2005 she began specialty training in orthodontics at the Medical University of Warsaw and after passing the National Specialty Examination, she received the title of a specialist orthodontist. Dr. Niedzielska-Widomska participated in a number of trainings and conferences in the field of orthodontics. She is a member of the Polish Orthodontic Society and the Section of Maxillofacial Orthopaedics and Orthodontics of the Polish Association of Stomatology.