Best Clinics and Costs for Infectionist consultation in 2026

Dr. Nurettin Demirkol is an internal medicine specialist at Hisar Hospital Intercontinental in Istanbul. He focus on the management of hypertension, diabetes, and thyroid diseases. Dr. Demirkol holds a master’s degree in Health Management from Okan University. He has attended over 20 national medical congresses to date.

• Specializes in treating chronic conditions like hyperlipidemia and vascular problems.
• Performs etiology and diagnosis studies for complex medical cases.
• Completed residency training in internal medicine at Istanbul University.
• Works at a JCI-accredited hospital that treats 500,000+ patients annually.

Dr. Galia Grisaru-Soen directs the Pediatric Infectious Diseases service at Dana-Dwek Children's Hospital. She specializes in immunology and pediatric care. Dr. Grisaru-Soen holds a Marze Bachir degree. She gained extensive experience at Safra Children's Hospital and the University of Toronto.

• Expertise includes treating HIV and viral hepatitis in children.
• Performs pediatric vaccinations and manages complex infection treatment plans.
• Practices at Sourasky Medical Center, ranked among the world's best hospitals.
• The clinic is a Newsweek-recognized facility for smart hospital technology.

Dr. Rafael Bruck serves as the chief gastroenterologist at Sourasky Medical Center in Israel. He has over 40 years of experience in hepatology and digestive health. He specializes in gastrointestinal cancers and metabolic disorders. Dr. Bruck treats complex liver conditions, including viral hepatitis B and C.

• Expert in gastric ulcer, Crohn’s disease, and ulcerative colitis treatment.
• Performs capsule endoscopy, gastroscopy, and colonoscopy procedures.
• Member of the American Medical Association and the Israel Medical Association.
• Practices at Sourasky Medical Center, ranked among the world’s top hospitals by Newsweek.

Dr. Siegbert Rossol is a gastroenterologist at Nordwest Clinic in Frankfurt. He has practiced medical gastroenterology for over 30 years. He specializes in interventional sonography and endoscopic resection of intestinal cancer. Dr. Rossol is a Fellow of the European Board of Gastroenterology.

• Expertise in endoscopic therapy of Zenker Diverticulum and Endobarrier treatments.
• Treats inflammatory bowel disease and complex viral hepatitis cases.
• Member of the American Association for the Study of Liver Diseases.
• Received the Alexander von Humboldt Scholarship for medical research.