Keun-Wook Lee
- 4.8 Excellent • 6 reviews
- 31 years of experience
- Republic of Korea, Seoul, Seoul National University Bundang Hospital (SNUBH)
Colectomy (large bowel resection)
$23,000 - $27,000
Dr. Johann Ockenga is a Surgical Oncologist and Gastrointestinal Surgeon with 20 years of experience in treating various conditions, including Sigmoid adenocarcinoma, Hepatocellular Carcinoma, Hepatitis B, Liver Diseases, Immunology and Colon cancer. He is the Secretary of the German Society of Nutritional Medicine, has developed guidelines for nutritional medicine, and has contributed to various publications.
Oncologist
Onco-surgeon. Specializes in gastrointestinal tract surgery and breast cancer.