O.SEM Dental Centre

Dr. Petkov is a specialist in oral and maxillofacial surgery, providing surgical treatment for a wide range of oral and facial conditions, including guided implantology and reconstructive procedures. He graduated from the Medical University of Varna in 2015 and obtained his specialty in Oral Surgery in 2021. He also holds a Master’s degree in Health Management.

Dr. Petkov gained valuable clinical experience at the Clinic of Oral and Maxillofacial Surgery at Pirogov University Hospital and has been part of the team at St. Anna University Hospital in Sofia since 2016. He has further specialized in digitally planned guided implantology and the application of 3D technologies in oral and maxillofacial surgery.

As part of O.SEM, Dr. Petkov is driven by innovation, high standards of care, and a strong team-oriented approach. In his free time, he is passionate about digital technologies in surgery, enjoys spending time in the mountains, and stays active through tennis and fitness.

Dr. Pavel Iliev is an oral surgery specialist focused on providing comprehensive care through surgical treatment and dental implantology. He graduated from the Medical University of Sofia in 2015 and holds a specialty in Oral Surgery.

In his clinical practice, Dr. Iliev applies modern techniques in oral surgery and implantology to deliver reliable and effective results. He has further expanded his expertise through postgraduate training in areas such as digital dentistry, aesthetic treatment planning, and other innovative approaches in dental care.

As part of O.SEM, Dr. Iliev values working in a dynamic, forward-thinking environment where teamwork and high standards of care go hand in hand. Outside the clinic, he enjoys swimming, spending time in nature, and exploring the mountains.

Dr. Anjela Stoimenova is a pediatric dentist focused on preventive care, conventional treatment, and dental treatment under general anesthesia. Her mission is to provide children with healthy, confident smiles in a calm and supportive environment.

She graduated from the Medical University of Sofia in 2014 and has over 10 years of experience in pediatric dentistry, including leading a children’s dental program. She is a member of the European Academy of Pediatric Dentistry and the International Association of Pediatric Dentistry.

As part of O.SEM, Dr. Stoimenova is committed to modern, high-quality pediatric care and continuous professional development.

Dr. Sleyman Al-Talab is a specialist in orthodontics, focusing on the diagnosis, treatment, and prevention of dental and jaw misalignments, as well as complex multidisciplinary cases.

He completed his specialty in Orthodontics at the Medical University of Sofia. His clinical expertise includes early diagnosis and management of orthodontic irregularities, with a particular interest in aesthetic and age-related orthodontics.

Dr. Al-Talab is a certified Invisalign Platinum Provider and a member of the Bulgarian Orthodontic Society. He has further enhanced his skills through numerous postgraduate trainings in modern orthodontic techniques. As part of O.SEM, he is committed to delivering high-quality, evidence-based orthodontic care using the latest methods and technologies. His professional interests include orthodontic research and innovation in digital dentistry.

Dr. Jivko Jelezov provides endodontic treatment and composite restorations, with strong expertise in root canal therapy performed under a dental microscope

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He graduated from the Medical University of Sofia in 2019 and has gained extensive clinical experience in private practice, with a focus on advanced microscopic endodontics. He has further developed his skills through specialized training in modern endodontic techniques.

As part of O.SEM, Dr. Jelezov is motivated by complex clinical cases and the opportunity to grow within a highly specialized team, while delivering high-quality, patient-centered care.

In his free time, he enjoys cycling, which helps him stay active and recharge outside of work.

Dr. Nikolay Markov provides comprehensive dental care for complex cases, with a focus on implantology, prosthodontics, and endodontics.

He graduated from the Medical University of Sofia in 2012 and has extensive experience running his own private dental practice. He has further developed his expertise through numerous courses and seminars in implantology and endodontics.

As part of O.SEM, Dr. Markov is particularly interested in managing complex clinical cases in collaboration with a team of specialists, ensuring comprehensive and high-quality patient care. Outside the clinic, he is a passionate football fan and enjoys spending his free time with his family and on the football field.

Dr. Dimitar Kirov provides treatment for patients requiring direct and indirect restorations, as well as operative and endodontic care.

He graduated from the Medical University of Sofia in 2021 and is actively involved in comprehensive treatment planning in collaboration with other specialists. He has further refined his skills through courses with internationally renowned lecturers such as Giuseppe Cantatore, Arnaldo Castellucci, Adriano Teixeira, and others.

As part of O.SEM, Dr. Kirov applies his expertise within an interdisciplinary approach, aiming to achieve the best possible outcomes for his patients.

In his free time, he enjoys sports and activities that help him stay active and continuously develop new skills.

Dr. Radoslav Bokov practices aesthetic and restorative dentistry, with a focus on minimally invasive and holistic treatment approaches.

He graduated from the Medical University of Sofia and has extensive experience in aesthetic restorations with composites and crowns. He is committed to delivering high-quality, patient-centered care with a strong focus on comfort and precision.

He has further trained in aesthetic composite restorations, bonding, crowns, and modern clinical communication techniques.

As part of O.SEM, Dr. Bokov believes that the best outcomes are achieved through teamwork between highly specialized professionals working in a shared direction.

In his free time, he enjoys Latin dancing, traveling, video games, and spending time with friends.

Dr. Fona Angelova provides endodontic treatment under the microscope, as well as direct and indirect anterior and posterior restorations.

She graduated from the Medical University of Sofia and has further trained in endodontics and aesthetic dentistry through various practical and theoretical courses. She has clinical experience focused on delivering highly aesthetic restorative outcomes.

As part of O.SEM, Dr. Angelova values a modern, well-organized clinical environment and opportunities for continuous professional growth within a multidisciplinary team.

In her free time, she is a semi-professional folk dancer (member of a dance ensemble since 2004). She also enjoys fitness, camping, hiking, and spending time in nature.

Dr. Margarita Pangeva provides comprehensive dental care, ranging from prevention and endodontic treatment to highly aesthetic restorative procedures.

She graduated from the Medical University of Plovdiv and is currently a dentist at O.SEM Dental Centers. She has further developed her expertise through specialized training in aesthetic dentistry and endodontics in Bulgaria and abroad, including courses in direct anterior and posterior restorations, as well as aesthetic bonding techniques.

As part of O.SEM, Dr. Pangeva values high-quality dental care, modern treatment approaches, and a strong commitment to ethical, patient-centered practice.

In her free time, she enjoys music and attending concerts.

Dr. Valentin Kolev is a specialist in orthodontic treatment and a postgraduate trainee at the Department of Orthodontics, Faculty of Dental Medicine, Sofia.

He has clinical experience in modern orthodontics, including complex aligner cases, and has completed advanced training at the Advanced Dental Center under Dr. Mazor. He has also attended numerous international courses in aligner therapy, biomechanics, TMD disorders, and digital orthodontics.

Dr. Kolev is the winner of the Prof. Moutafchiev annual student award for research on aligner orthodontic treatment.

As part of O.SEM, he values working in a high-standard, technology-driven environment with a strong professional team.

Dr. Partenov is a specialist in dental prosthetics, focused on restoring both functionality and aesthetics, using modern technologies and materials to achieve optimal results. He graduated in Dental Medicine in 2007 and, in 2012, obtained a specialty in Prosthetic Dental Medicine at the Medical University of Sofia.

Professionally, Dr. Partenov has worked at Dental Center I – Burgas as well as in private practice, gaining extensive experience in complex prosthetic treatments and restorative dentistry. He has also attended specialized trainings in Bulgaria and abroad, focusing on aesthetic restorations and advanced prosthetic methods.

As part of O.SEM, Dr. Partenov values working in a multidisciplinary team and providing a comprehensive approach to patient care. Outside of work, he is family-oriented, a father of two children, and enjoys books, cinema, the sea, the mountains, and sports such as football, basketball, and skiing. Additionally, he is an amateur photographer.