Health professionals for Diet and nutrition near Agios Stefanos

Zisiadis Dimitris MD, MSc, PhDc, is a General Surgeon and Director of the Surgical Clinic at the Medical Center of Athens - Psychiko, with private practices in Kifisia, Agios Dimitrios, Ilion, and Psychiko. He is a PhD candidate at the Medical School of the National and Kapodistrian University of Athens and holds a master's degree in Bioethics from the Medical School of Democritus University of Thrace. Additionally, it is worth mentioning his specialization in Laparoscopic Surgery from the University of Strasbourg in France, Minimally Invasive surgery for inguinal hernia repair at IRCAD, and training in robot-assisted laparoscopic surgery. He has participated in thousands of surgeries for critically ill patients during his surgical practice in the public sector, as well as numerous advanced surgical reconstructions abroad, with a strong commitment to implementing these techniques in Greece. He has served as a collaborating Surgeon in numerous private centers in Greece, Italy, and the UK (London), participating in a wide range of general, laparoscopic, and robotic surgical procedures. He employs the most modern equipment and state-of-the-art techniques worldwide. He has also been trained in the repair of inguinal hernia, hydrocele, and ventral hernia using double mesh and local anesthesia. Finally, he has actively participated in numerous surgical conferences in Greece and courses organized by the Hellenic Surgical Society.

Ms. Krokidi Xrysa is a Psychologist - Psychotherapist and maintains her private practice in Kifisia. She holds a BSc in Psychology from London Metropolitan University and an MSc in Clinical Psychology (CBT focused) from Hellenic American University, and has completed her training at the Center for Training and Treatment of Eating Disorders (KEADD). Ms. Krokidi has completed further educational programs related to Clinical Psychology, Learning Difficulties, and training in Cognitive Behavioral Clinical Hypnotherapy, and has particular expertise in managing life changes in women during menopause. In her private practice, she handles a wide range of cases, always focusing on providing the best possible care tailored to the individual needs of each person who seeks her services.

Giannis Papatheodorou is a Pathologist who maintains private clinics in Neo Irakleio and Acharnes. He holds a degree from the Medical School of the University of Craiova and specialized in Pathology at the General Oncology Hospital "Agioi Anargyroi" and the 1st Pathology Clinic of the General Hospital of Athens "Evangelismos," with clinical expertise in infections. He is a consulting physician for Eurodiet and participates in numerous medical conferences in Greece and abroad. He has co-authored, together with his microbiologist physician wife, the book "The Interpretation of Microbiological Tests." Finally, the doctor is a member of the Athens Medical Association, the Hellenic Gerontological & Geriatric Society, and the Hellenic Society for the Study & Research of Aging.

Foteini Nika graduated from the Department of Science of Dietetics - Nutrition at Harokopio University in 2016. She continued her academic path by completing the postgraduate program in Applied Dietetics-Nutrition at Harokopio University, specializing in Clinical Nutrition, where she graduated with distinction. Her master's thesis focused on the development and validation of a predictive index for assessing the likelihood of vitamin D deficiency in a pediatric school-aged population. Interested in continuous education and training, she has completed additional postgraduate courses in the following areas: "Stress Management & Health," National and Kapodistrian University of Athens (NKUA), "Eating Disorders," NKUA, “Advanced Dietary Management and the low FODMAP Diet in IBS,” King's College London, and “Online Introduction to Paediatric Nutrition for Health Professionals,” Monash University. She has attended numerous conferences related to her field over time and has also served as a speaker at conferences, seminars, and workshops. She maintains her dietetic practice in Nea Erythraia. Within the framework of her professional experience, she has managed numerous clinical and sports nutrition cases in both adults and children. Finally, she is a member of the Hellenic Dietitians-Nutritionists Association. 

Anna Georgiou BSc, MSc is a Dietitian-Nutritionist and maintains a private practice in Agia Paraskevi. She holds a degree from the Dietetics department of Queen Margaret University in Scotland and a postgraduate degree in "Applied Dietetics and Nutrition" from Harokopio University of Athens. She has worked as a Clinical Dietitian at the Athens Medical Center, and currently, in addition to her private practice, she works as a Dietitian-Nutritionist at IASIS Medical Diagnostic Centers. Finally, she is a regular member of the Hellenic Association of Dietitians-Nutritionists.

Greka Athina is a Specialist Pathologist - master in Nutrition - master in Gerontology. She maintains private practices in Kypseli and Oropos. She is a graduate of the Medical School of the National and Kapodistrian University of Athens and holds a postgraduate degree in "Emergency Prehospital Medicine" from the Ministry of Health and the National Emergency Center (EKAV). Additionally, she holds a master's degree in Gerontology from the European University Cyprus and a master's degree in Dietetics and Nutrition Studies, Pearson Assured, from the United Kingdom. The doctor regularly attends and contributes papers to numerous conferences in Greece and abroad, as part of her ongoing professional development, and has authored articles in general interest magazines on health topics. It is noteworthy that she has been awarded by the Athens Medical Association for her voluntary participation in the Social Mission Clinic, by EKEPY for training and voluntary involvement in the Emergency Medical Teams for urgent situations of the Athens Medical Association, and has received honorable mention for her voluntary participation in the Social Mission Clinic. Ms. Greka is a scientific collaborator at the Athens Medical Center and a volunteer doctor with Doctors of the World. Her clinics address issues of general pathology and provide solutions for vulnerable cases. Moreover, both emergency and scheduled cases of general pathology are managed, with an emphasis on health prevention, combining therapeutic treatment with exercise and nutrition, tailored to existing comorbidities, on an individualized and case-by-case basis.

Grigoriou Vasiliki (Valia) is a Clinical Dietitian – Nutritionist, a graduate of Harokopio University and holds a postgraduate degree in Clinical Dietetics from the University of Glasgow. She operates private practices in Kolonaki and Thrakomakedones and directs the Model Dietetic Center "Nutricenter". She is the scientific head of nutrition at the 4th Oncology Clinic of Metropolitan Hospital and an external collaborator at Hygeia Hospital, specializing in oncological nutrition (gastrointestinal, lung, gynecological cancers) and reconstructive cases. She also has significant experience in bariatric cases, having collaborated with distinguished physicians such as Surgeon Konstantinos Albanopoulos and Plastic Surgeon Nektarios Ntountoulakis. Since early 2025, she has been active in the field of sports nutrition, supporting the Hellenic Olympic Rowing Federation. Additionally, she conducts nutrition seminars for employees at companies such as Nutricia, Danaos Shipping, Inditex, etc. Moreover, the specialist has extensive teaching experience, having worked for years in public and private IEKs (Institutes of Vocational Training). Finally, she is a member of the Panhellenic Association of Dietitians, actively participates in conferences, and is involved in print and electronic media, promoting the science of Nutrition with scientific credibility.