Dr. Nadezhda Alexieva was born in Sofia, Bulgaria.
She graduated from 123rd Secondary School “Stefan Stambolov” in 1993 and applied to the Faculty of Dentistry at the Medical University in Sofia.

In 1999, she obtained her dental medicine degree and started working in her private practice in Varna.
In 2003, she was accepted into the licensing program for dentists at the Faculty of Dentistry in Bergen, Norway. From 2003 to 2013, she worked as a dentist in Norway.

Dr. Alexieva has a special interest in endodontic treatment (root canal treatment) and continuously enhances her qualifications in this field through courses and lectures.

She performs microscope-assisted endodontic treatment.
After a 10-year dental practice in Norway, Dr. Alexieva and Dr. Petrov returned to Bulgaria and founded Nordenta Dental Practice.