Bringing experts together for better care

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Bringing experts together for better care

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Our Specialists

Stas Shabanov

Dr.

Stas Shabanov

Founder of the Geneva Endometriosis Network, Dr. Shabanov is an FMH board-certified gynecological surgeon, specializing in operative gynecology. His practice is dedicated to the diagnosis and surgical treatment of endometriosis, adenomyosis, and associated fertility issues. With advanced training (DIU Endométriose Lyon, DIU Infertility Paris, IRCAD Strasbourg), he is committed to providing cutting-edge surgical expertise within a collaborative and compassionate framework, central to the network’s mission.

Gynecological Surgeon
Founder of the Geneva Endometriosis Network

Diagnosis

Treatment
Follow up
Surgery
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Dr.

Alexy Choffel

FMH board-certified Gynecologist and Obstetrician, specializing in minimally invasive and robotic pelvic surgery. He practices in several private clinics in Geneva and has been part of the Endometriosis Center at HUG (Geneva University Hospitals) since 2017, where he serves as a surgeon and trainer. He dedicates his expertise to each patient, combining surgical technical skill with personalized care.
Gynecological Surgeon
Diagnosis
Treatment
Follow up
Surgery
Contact
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Dr.

Diomidis Botsikas

After completing his studies in Thessaloniki, Greece, he obtained his medical degree in 1998. He began his radiology training in Athens in 2003, continuing it in 2005 at HUG (Geneva University Hospitals). Since 2013, as an associate physician, he has been in charge of women’s imaging, which later became the Gynecological Radiology Unit at HUG. Concurrently, he furthered his education by obtaining a university diploma in gynecological and breast imaging from Pierre et Marie Curie University in Paris. Dr. Botsikas was awarded his Privat Docent in 2018 and was subsequently promoted to Lecturer at the Faculty of Medicine of UNIGE (University of Geneva) in 2020. He is the lead radiologist for HUG’s Breast Center, Endometriosis Center, and Gynecological Cancer Center. Since 2015, he has been a member of the expert group for pelvic imaging of the European Society of Urogenital Radiology (ESUR), responsible for training and developing guidelines for pelvic imaging.
Radiologist Specializing in Women’s Imaging
Radiological Diagnosis
Contact

Dr.

Nicolas Buchs

A surgeon specializing in digestive and visceral surgery, Dr. Buchs spent 17 years in a university setting (HUG). He is an expert in minimally invasive surgery, particularly for the intestine, colon, and rectum. For nearly 10 years, he served as the surgical consultant for the endometriosis center at HUG, working in close collaboration with gynecologists. In 2022, he joined Hôpital de la Tour, where he continues to dedicate his experience to patients, particularly in the field of endometriosis, while also maintaining a consulting role at HUG for complex cases.
Visceral Surgeon
Surgery
Contact

Dr.

Guillaume Altwegg

Dr. Guillaume Altwegg, an FMH board-certified urologist and Fellow of the European Board of Urology (FEBU), brings to the network his recognized expertise in the complex management of chronic pelvic pain of urological origin. His approach is centered on the precise diagnosis of symptoms (urinary, bladder-related) linked to endometriosis, as well as on fertility issues. His practice emphasizes a personalized approach, combining scientific rigor with compassionate support based on dialogue and trust.
Urologist
Diagnosis
Treatment
Follow up
Surgery
Contact
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Dr.

Natacha Firmenich

An FMH board-certified radiologist in Switzerland since 2017, Dr. N. Firmenich specializes in women’s imaging and oncology. Her expertise covers both breast imaging (mammography/US, angio-mammography, breast MRI, biopsies under all modalities) and pelvic imaging (endometriosis, oncology). She completed her studies in Marseille and later trained at HUG (Geneva University Hospitals), where she continued her work as a Senior Registrar (Chef de clinique) in women’s imaging. She obtained a university diploma in Women’s Imaging under Professor Bazot at Tenon Hospital in Paris. Dr. Firmenich subsequently joined the Centre d’Imagerie d’Onex and has been practicing at the Centre Jean-Violette since September 2023.
Radiologist Specializing in Women’s Imaging
Radiological Diagnosis
Contact

Dr.

Pierre Guibert

Dr. Pierre Guibert is a hepato-gastroenterologist, specializing in diagnostic and interventional digestive endoscopy. He has particular expertise in echo-endoscopy (detailed ultrasound exploration of the digestive tract walls and beyond) and in the complex resection of lesions within the digestive tract.
Gastroenterologist specializing in endoscopy
Diagnostic and interventional endoscopy
Contact

Dr.

Wawrzyniec Rieder

Dr. Rieder, an FMH board-certified Gynecologist-Obstetrician, brings cutting-edge expertise in specialized diagnostic ultrasound to the network. His sub-specialization in complex imaging, acquired during his training in feto-maternal medicine in Melbourne and at CHUV, gives him the essential technical mastery for the precise diagnosis of endometriosis and adenomyosis. His expert eye is crucial for mapping lesions and guiding therapeutic strategy.
Gynecologist sonographer
Specialized ultrasound diagnosis
Contact

Dr.

Jacques Klein

Dr. Klein, an FMH board-certified urologist, specializes in operative urology. After 12 years at HUG (Geneva University Hospitals), where he served as an associate physician, he now practices privately while maintaining a consulting position in the HUG Urology department. He brings to the network his advanced expertise in robotic surgery and the treatment of the upper urinary tract (kidneys and ureters), a critical issue in severe endometriosis cases. He is accredited at the main clinics in Geneva, ensuring comprehensive patient care.
Urological surgeon
Treatment
Surgery
Contact

Dr.

Jean-Baptiste Martin

Dr. Jean-Baptiste Martin, a radiologist trained in Marseille, joined HUG in 1995. He pioneered minimally invasive pain treatments in Switzerland, introducing vertebroplasty (1995) and percutaneous disc herniation treatments (2000). After further developing these techniques at Clinique Générale Beaulieu and co-founding the Rive Droite/Rive Gauche pain reference centers, he joined the Centre Jean-Violette in 2016. In 2018, he co-opened a multidisciplinary outpatient space dedicated to pain management.

Pain Management
Contact

Dr.

Pablo Buono

Dr. Pablo Buono is an experienced physician specializing in nutritional counseling, general medicine, and sports medicine. He practices integrative medicine and pays particular attention to micronutrition and gut microbiome health.
Integrative Medicine and Micronutrition
Contact

Dr.

Jean-Marc Villafranca

Médecin praticien FMH, graduate from Victor Ségalen Bordeaux 2 university, France, in 1997, past Senior Registrar at Hopital du Valais, Switzerland, Member of Association des Médecins de Genève General practice, Family medicine Micro nutrition SSM. (Swiss Society of Micro Nutrition) Preventive and anti aging medicine, in deep check ups. Word Society of interdisciplinary anti-aging Medicine (WOSIAM) member Integrative medicine, Gut microbiota, Chronic stress and fatigue assessment, immunity check… Detoxification and anti-oxydant infusions Mesotherapy

Integrative Medicine and Micronutrition
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Dr.

Gulbakhor Rustamova

As a therapist specializing in Traditional Chinese Medicine (TCM), Dr. Rustamova is dedicated to supporting patients with endometriosis. Her foundational medical training provides her with an in- depth understanding of the condition, which she now addresses using acupuncture. This ancient practice involves inserting fine needles into specific points on the body to restore energetic balance, reduce inflammation, and promote healing. Her approach offers invaluable support for managing chronic pain, complementing conventional medical treatments.
Traditional Chinese Medicine
Contact

Sophie de Bonneval

Sophie de Bonneval is a Holistic Nutritional Therapist and a graduate of the Geneva School of Holistic Nutrition. Her approach is strengthened by specialized expertise in gut health (University Diploma in Microbiota Therapeutics) and autoimmune disease management (Certified AIP Coach). She focuses on microbiota modulation and micronutrition to reduce inflammation and digestive issues. She combines this expertise with a pragmatic coaching approach to help you achieve your health goals.
Holistic Nutritional Therapy
Contact
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