Health professionals for Obesity

Pantelis Athanasios MD, MSc (QMUL), FMBS, SCOPE Cert., FACS, is a General Surgeon with a private practice in Ilion. He specializes in Metabolic and Bariatric Surgery, is a graduate of the Medical School of the National and Kapodistrian University of Athens, and holds two postgraduate degrees from Queen Mary University of London and the Medical School of Athens. He has received specialized training in laparoscopic and minimally invasive surgery as well as in obesity and metabolic disease surgery, having trained at the prestigious Mohak centers in India and Ponderas in Romania as a fellow of the European Association for Endoscopic Surgery (EAES). He has gained experience in hospitals in Greece and abroad, having served as a Consultant Surgeon in hospitals in Bucharest and India. Currently, he is a Consultant Surgeon at the Psychiko Medical Center and a Scientific Collaborator at the 1st Propaedeutic Surgical Clinic of the National and Kapodistrian University of Athens at the General Hospital of Athens "Hippocrates." He maintains an active research portfolio, is an author and reviewer for international medical journals, and regularly participates in international conferences and educational programs. His expertise includes minimally invasive techniques (laparoscopic surgery), bariatric and metabolic disease surgery, as well as the modern management of abdominal wall hernias, digestive system diseases, and thyroid gland disorders. His approach is founded on consistency, scientific evidence, and respect for the patient.

Dr. Evangelos V. Lolis

Endocrinologist – Diabetologist – Andrologist

Dr. Evangelos V. Lolis is an Endocrinologist, Diabetologist, and Andrologist who maintains a private medical practice in the center of Patras. He specializes in the diagnosis and treatment of a wide range of endocrine disorders, including Type 1 and Type 2 Diabetes, thyroid diseases, obesity, menopause, and andrological conditions. His expertise also extends to osteoporosis, pituitary and adrenal disorders.

With over 20 years of experience in the healthcare systems of Sweden and Norway, and academic training at the Karolinska University Hospital in Stockholm, Dr. Lolis provides highly specialized medical care based on international standards and scientific precision.

His approach is patient-centered, emphasizing individualized treatment and respect for human dignity, ensuring a transparent and supportive care process.

Holding medical specialties in Endocrinology (2017) and Internal Medicine (2015), Dr. Lolis has worked in leading medical institutions, including the Karolinska Hospital. Today, he runs his Endocrinology Clinic in Karlstad, Sweden, offering personalized care based on the latest medical advances. He continues to grow professionally through international conferences and scientific publications.

Danesi Xristina Theodora is a Psychologist-Psychotherapist specializing in Cognitive Behavioral Therapy (CBT). She holds an honors degree in Psychology from the BSc (Hons) Psychology program at CCCU. She has been trained in Cognitive Behavioral Therapy at K.E. PSY. SY, as well as in the Mood Disorders treatment program at BipolarLab. She has received additional training in School Psychology from the University of the Aegean, as well as in Child Psychology from the National and Kapodistrian University of Athens. Regarding her volunteer work, she has provided her services at "The Smile of the Child" and milamou.gr. She has attended numerous seminars and has delivered lectures on a variety of topics. She provides her services with lifelong education and respect for the individualized needs of each person. Finally, the specialist uses Standardized and Internationally Recognized Psychometric Tools for Personality Disorder Assessment, Structured Neuropsychiatric Evaluations, Questionnaires Investigating Early Dysfunctional Experiences and Traumas, and Standardized Psychometric Tools for the Assessment of Personal Beliefs.

Ο Τζώρτζης Πέτρος (MSc, BSc, PG.PD. ) γεννήθηκε και μεγάλωσε στην Αθήνα, διαθέτει ελληνική και καναδική υπηκοότητα. Ξεκίνησε τις σπουδές του στη Συμβουλευτική Ψυχολογία (Psychology and Counselling )στο University of Teesside, UK. για ένα χρόνο, ολοκλήρωσε τις σπουδές του στην εφαρμοσμένη ψυχολογία BSc(hons.) in Applied Psychology από το University of Derby, UK.. Είναι κάτοχος μεταπτυχιακού διπλώματος(Master of science) κλινικής και κοινοτικής ψυχολογίας Clinical and Community Psychology από το University of East London, UK. Κατά τη διάρκεια των σπουδών του απέκτησε επαγγελματική εμπειρία και αποκόμισε ένα ευρύ φάσμα εμπειριών εργασίας και πρακτικής άσκησης στο ΨΝΑ Δρομοκαΐτειο και συμμετείχε ενεργά σε παρουσιάσεις σε ελληνικά και διεθνή συνέδρια. Είναι πιστοποιημένος(licensed) γνωσιακός συμπεριφορικός θεραπευτής με εξειδίκευση στους τομείς της Γνωστικής Συμπεριφορικής θεραπείας(CBT) από το κέντρο εφαρμοσμένης ψυχοθεραπείας και συμβουλευτικής και της Κλινικής Ύπνωσης (Βιοθυμικής Ψυχοθεραπείας πιστοποιημένο από το General Hypnotherapy Standards Council(GHSC). Συμπληρωματικά πήρε εξειδίκευση από το εκπαιδευτικό πρόγραμμα της Γνωσιακής Συμπεριφορικής θεραπείας διαταραχών πρόσληψης τροφής από την Ελληνική Εταιρία Έρευνας της Συμπεριφοράς.(ΕΕΕΣ) σε συνεργασία με την Ά Ψυχιατρική Κλινική του Πανεπιστημίου Αθηνών του Αιγινητείου νοσοκομείου. Βρίσκεται σε ολοκληρωμένη προσωπική θεραπεία και εξελισσόμενη εποπτική δράση, συνεργάζεται με κέντρα, κλινικές και νοσοκομεία καθ’όλη τη διάρκεια της ακαδημαϊκής τους καριέρας. Διαθέτει, άδεια ασκήσεως επαγγέλματος Ψυχολόγου και είναι μέλος της IARPP και της American Group Psychotherapy Assosiation AGPA.

Ms. Fotiadou Elisavet is an Endocrinologist and maintains her private practice in Kalamaria. She holds a Medical Degree from the School of Aristotle University of Thessaloniki and has completed postgraduate studies at the University of Patras. As a resident physician, she trained at the University Endocrinology Clinic of Ruhr-Universität Bochum and subsequently worked as an Endocrinologist-Diabetologist at the Medicover Charlottenburg-Endocrinology Center in Berlin. In her private practice, she manages a wide range of cases, focusing on providing the best possible care tailored to the individual needs of each patient she treats.

Ο Καλιοντζάκης Γιάννης είναι Παθολόγος και διατηρεί ιδιωτικό ιατρείο στα Χανιά. Είναι απόφοιτος της Ιατρικής Σχολής του Πανεπιστημίου Κρήτης ενώ ειδικευτηκε στην εσωτερική παθολογία στο Γενικό Νοσοκομείο Χανίων "Ο Άγιος Γεώργιος" και στο Πανεπιστημιακό Γενικό Νοσοκομείο Ηρακλείου. Μετεκπαιδεύτηκε στη Νευρολογική κλινική του Γενικού Νοσοκομείου Θεσσαλονίκης "Παπαγεωργίου" πάνω στην θεραπευτική αντιμετώπιση των Εγκεφαλικών Επεισοδίων και τη θρομβόλυση, καθώς και στο Γενικό Νοσοκομείο Αθηνών "Αλεξάνδρα" στη Μονάδα Εγκεφαλικών. Επιπλέον, έχει εργαστεί ως Επιμελητής και στη συνέχεια ως Διευθυντής ΕΣΥ στη Νευρολογική κλινική του Γενικού Νοσοκομείου Χανίων "Ο Άγιος Γεώργιος" για σχεδόν 20 έτη.

Εκεί, εφάρμοσε για πρώτη φορά με τους συνεργάτες του την ενδοφλέβια θρομβόλυση με εξαιρετικά αποτελέσματα, ενώ λειτουργούσε δύο φορές την εβδομάδα το ιατρείο των Εγκεφαλικών με περισσότερους από 2000 ασθενείς. Παράλληλα, συμμετείχε σε όλες τις υποχρεώσεις της Νευρολογικής κλινικής (εφημερίες, κλινικό έργο, διασυνδετική με τις άλλες κλινικές). Η συμμετοχή του στη Νευρολογική κλινική επέφερε μια γεφύρωση αλλά και την διεύρυνση των γνώσεών του πάνω στο αντικείμενο της παθολογίας και της νευρολογίας.

Έχει συμμετάσχει σε μελέτες σε Ελληνικά και διεθνή περιοδικά, σε Ελληνικά, Ευρωπαϊκά και παγκόσμια συνέδρια αγγειακών εγκεφαλικών επεισοδίων καθώς έχει προσκληθεί και σε πολλά διεθνή συνέδρια του εξωτερικού ενώ παρακολουθεί ανελλιπώς τις εξελίξεις πάνω στο αντικείμενο των αγγειακών εγκεφαλικών και καρδιαγγειακών νόσων.

Memi Eleni MD, MSc, PhD is an Endocrinologist who maintains a private practice in Nea Smyrni. She also serves as a Scientific Collaborator at the Palaiou Faliro Clinic of the Athens Medical Center and as an Academic Fellow in the 2nd Obstetrics and Gynecology Clinic of the "Aretaieio" Hospital. She holds a Doctorate in Medicine from Aristotle University of Thessaloniki, where she also earned her medical degree and a postgraduate specialization in "Medical Research Technology." She specialized in Endocrinology and worked as a resident physician in the Metabolic and Endocrine Diseases Department at the University Hospital "Carémeau" in France, as well as in the Bone Diseases Department at the University Hospital of Geneva, Switzerland. Furthermore, she received training in the Endocrinology, Diabetes, and Metabolism Department at the University Hospital of Lausanne, Switzerland, and completed her endocrinology training at the Endocrinology Department - Diabetology Center of the General Hospital of Athens "Evangelismos." Finally, she has attended numerous conferences and postgraduate seminars in Greece and abroad and has contributed to multiple research projects that were presented at Greek and international conferences and published in scientific journals.

Keydiet - Katerina Vamvouka and Associates are based in Chalandri. Katerina Vamvouka is a Clinical Dietitian - Nutritionist, graduate of Harokopio University and holder of a postgraduate degree in Public Health and Health Services Administration from the Medical School of the University of Crete. Since 2006, she has maintained a private dietetic office in Chalandri, while in the early years of her career, she served as the scientific head of the dietetic unit at the private hospital "Hygeia" and later at the rehabilitation and recovery center "Filoktitis," gaining extensive experience in predominantly clinical cases with specific nutritional needs. Subsequently, she decided to focus exclusively on managing obesity cases in both adults and children at her private practice, as well as providing counseling and proper guidance for balanced nutrition and exercise, thereby helping many people change their relationship with food and adopt healthier habits and lifestyles. In recent years, she established the Keydiet dietetic unit, where, together with a highly qualified team, she continues to provide dietetic services to an even broader range of cases. Together with her team and always prioritizing the individuality of people and their needs, she personalizes dietary and exercise instructions and strives, through proper guidance, to educate them to adopt a healthier dietary approach that they will maintain over a longer period.

Dr. Papadopoulou Efi, MD, MSc, PhD, is a Internist - Diabetologist and maintains a private practice in Ampelokipoi. She graduated from the Medical School of the University of Patras, holds a Master's Degree specializing in Diabetes Mellitus and Obesity, as well as a Doctorate from the Medical School of the National and Kapodistrian University of Athens, with a medical specialization in Diabetes Mellitus. She completed her specialty training in Internal Medicine at the Therapeutic Clinic of the University of Athens at Alexandra General Hospital, where she also received clinical training in Diabetes Mellitus at the Diabetes Clinic of the same department. Currently, she maintains a private practice in Athens and concurrently works as an Attending Internist at the 7th Internal Medicine Clinic of Hygeia Hospital. Her clinical and research interests span the entire spectrum of Internal Medicine, with a particular emphasis on Diabetes Mellitus and Obesity.

Dr. Margaritopoulos Dimitrios is an Endocrinologist - Diabetologist and maintains a private practice in Petralona. He graduated from the Medical School of Aristotle University of Thessaloniki and completed postgraduate studies in Applied Dietetics - Nutrition at Harokopio University of Athens. Additionally, he is a PhD candidate at the National and Kapodistrian University of Athens and has received training in Gestational Diabetes at the General Hospital of Athens "Alexandra". He possesses significant clinical experience having worked as an Endocrinologist - Diabetologist at the General Hospital of Athens "Evangelismos", at the 2nd University Internal Medicine Clinic of the General Hospital of Athens "Hippocration", as well as at the Centre Hospitalier du Centre du Valais in Switzerland. Finally, the physician specializes in diabetes mellitus, thyroid and parathyroid glands, and osteoporosis.

Zaxarou Vera - Nutrithink is a Dietitian - Nutritionist and operates a private practice in Piraeus. She completed her studies in the Department of Nutrition and Dietetics at the Technological Educational Institute of Crete. Additionally, she attended a Health Coach training seminar and subsequently a professional development program in Pediatric Nutrition at the National and Kapodistrian University of Athens. She has experience and contributes articles to various websites.

Sotiropoulou Lida is a Dietitian - Nutritionist and operates a private practice in Patissia. She studied in the Department of Nutrition and Dietetics at the Hellenic Mediterranean University, from which she graduated in 2018. In 2021, she completed the postgraduate program "Science of Stress and Health Promotion" at the Medical School of the National and Kapodistrian University of Athens with distinction ("Excellent"). Her thesis was titled "Stress management, the establishment of healthy behaviors, and their impact on heart rate variability and biological age." She has attended the National and Kapodistrian University of Athens training program on Eating Disorders. She collaborates with Alterlife gyms. She is a member of the Panhellenic Association of Dietitians - Nutritionists, the Hellenic Association of Dietitians - Nutritionists, and I.N.A.K.E.N.

Ermioni Margariti is a Psychologist – Psychotherapist who conducts sessions at her private office located at 15 Laodikeias Street (opposite the Athens Concert Hall) as well as online. She graduated from Panteion University of Social and Political Sciences – Department of Psychology and has specialized in Cognitive-Behavioral Therapy (CBT) for Adults, Children, and Adolescents at the Institute for Research and Therapy of Behavior (I.E.TH.S. – a four-year study program) leading to European certification from the EABCT. She has attended numerous seminars and training programs, including the Postgraduate Seminar in Clinical Psychopathology "PANAGIOTIS OULIS" and the Postgraduate Seminar in Clinical Skills in Psychopathology "PANAGIOTIS OULIS" at Aeginiteio Hospital – 1st Psychiatric Clinic. She has clinical experience in municipal clinics of the Municipality of Athens, school units of all levels, in streetwork of the Municipality of Athens, and at the Institute for Research & Therapy of Behavior. Since 2021, she has been providing private psychotherapy to adolescents and adults while continuing her clinical training.

Papaeuaggelou Maria is a Psychologist – Systemic Family Psychotherapist and maintains a private practice in Omonia. She holds a BSc in Psychology from London Metropolitan University and an MSc in Psychology from the University of Central Lancashire. She has obtained a Professional Diploma in Systemic and Family Therapy from the Laboratory for the Investigation of Human Relations, as well as a Professional Diploma in Mental Health Counseling (Person-Centered Approach) from the College for Humanistic Sciences – ICPS, certified by Pearson UK. Additionally, she has specialized in Emotional Trauma Management and Personality Disorders at the National and Kapodistrian University of Athens. She has completed clinical internships at the Outpatient Detoxification Clinic "Athena" of Aiginiteio Hospital and at OKANA (Organization Against Drugs), gaining experience in the assessment and therapeutic support of individuals with addictive behaviors and their families. Her therapeutic approach is based on Systemic and Person-Centered Psychotherapy, emphasizing the creation of a safe framework of trust and acceptance that facilitates personal awareness, empowerment, and meaningful change. Finally, her office provides personalized psychotherapy and counseling services tailored to the needs of each individual, couple, or family, aiming at empowerment, improvement of quality of life, and meaningful personal development.