Dr. Jennings is Medical Director of Pancreatic and Hepatobiliary Cancer at CHI Memorial Rees Skillem Cancer Institute, and a surgeon with CHI Memorial Surgical Oncology Associates. He is a a board-certified surgeon, specializing in the diagnosis and surgical management of complex malignancies, including pancreatic cancer, colon and gastric cancer, rectal cancer, neuroendocrine tumor, melanoma and other skin cancers, as well as benign diseases of the gallbladder, colon and stomach, such as diverticulitis and ulcer disease, and repair of hernias. He has over 30 years experience in these areas.He strives to use the surgical gifts and experience God has provided him to provide healing and comfort to patients, while giving the glory to Him. Dr. Jennings is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Cholecystitis, Gallbladder Disease, Familial Colorectal Cancer, Hernia Surgery, and Small Bowel Resection.

Gregory Olds is a Gastroenterologist in Chattanooga, Tennessee. Dr. Olds is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Familial Pancreatic Cancer, Pancreatic Cancer, Cholestasis, Gastrectomy, and Pancreatectomy.

John Gwin is a General Surgeon in Chattanooga, Tennessee. Dr. Gwin is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Necrosis, Peptic Ulcer, Cellulitis, Colostomy, and Hernia Surgery. Dr. Gwin is currently accepting new patients.

Justin Wilkes, MD, a Board-Certified Complex General Surgery Oncologist with CHI Memorial Surgical Oncology Associates, provides advanced surgical care - to diagnose, stage and effectively treat cancer, and manage cancer-related symptoms. Dr. Wilkes utilizes advanced robotic-assisted technology and minimally invasive surgical techniques to help patients recover faster with less pain and minimal scarring. Dr. Wilkes specializes in: Adrenal gland surgery. Gastrointestinal oncology including gastric, pancreatic, colon, hepatobiliary, rectal, small intestine, and neuroendocrine tumors. Soft tissue sarcomas including retroperitoneal, sarcoma, extremity sarcomas, GIST. Skin cancers including melanoma, squamous cell, basal cell and merkel cell. General surgery procedures for gallbladder, appendix, and benign colorectal conditions. Dr. Wilkes is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Cholecystitis, Small Bowel Resection, and Gastrostomy.

Dr. Andrew Harper is a highly experienced and dedicated General Surgeon providingcomprehensive surgical care to his community. A long-standing medical professional, he iscommitted to prioritizing patient care and fostering meaningful interactions with those heserves.Dr. Harper brings decades of expertise to his practice, specializing in both minimallyinvasive and open surgical procedures. His extensive surgical services include treatment forgallbladder diseases, gastrointestinal diseases, appendicitis, and colon diseases. He alsoexpertly manages breast disorders, thyroid and parathyroid disorders, and all types ofhernias. Dr. Harper earned his medical degree from Emory University School of Medicine in1985, following his undergraduate studies at the Georgia Institute of Technology, where hegraduated with a Bachelor of Chemical Engineering in 1981. He completed his rigorousGeneral Surgery Residency at the Medical University of South Carolina in 1990.Prior to establishing his practice, Dr. Harper proudly served in the U.S. Army Reservefrom 1987 to 1996, including active duty during the Persian Gulf War from August 1990 toMay 1991. He has been a fixture in the medical community at Rockdale Hospital inConyers, GA, serving patients there from 1990 to 2025. Dr. Harper's philosophy is simpleyet profound: patient care always comes first, driven by the most rewarding aspect of hiswork – the direct interactions he shares with his patients.Outside of his professional commitments, Dr. Harper cherishes spending quality timewith his family, especially his grandchildren. He is also passionate about caring for his petsand other animals on his property, finds solace and satisfaction working on his tractor,enjoys riding motorcycles, and is an avid supporter of Georgia Tech football. Dr. Harper is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Gallbladder Disease, Gallstones, Choledocholithiasis, Vagotomy, and Hernia Surgery.

Benjamin Nadeau is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Nadeau is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Childhood Iron Deficiency Anemia, and Iron Deficiency Anemia.

Mark Womack is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Womack is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Thrombocytopenia, Dehydration, Iron Deficiency Anemia, and Childhood Iron Deficiency Anemia. Dr. Womack is currently accepting new patients.

Jill Tichy is an Oncologist in Chattanooga, Tennessee. Dr. Tichy is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Lung Cancer, and Triple-Negative Breast Cancer. Dr. Tichy is currently accepting new patients.

Munford Yates is a Gastroenterologist in Chattanooga, Tennessee. Dr. Yates is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Angiodysplasia of the Colon, Familial Adenomatous Polyposis, Colonoscopy, and Endoscopy.

Edward Arrowsmith is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Arrowsmith is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Dehydration, and Familial Colorectal Cancer. Dr. Arrowsmith is currently accepting new patients.

Robert Graham is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Graham is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Childhood Iron Deficiency Anemia, Familial Pancreatic Cancer, Paget Disease of the Breast, and Dehydration. Dr. Graham is currently accepting new patients.

Sumana Nagireddy is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Nagireddy is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Chronic Familial Neutropenia, Agranulocytosis, and Bone Marrow Aspiration. Dr. Nagireddy is currently accepting new patients.

Brooke Daniel is a Hematologist Oncology specialist and an Oncologist in Chattanooga, Tennessee. Dr. Daniel is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Breast Cancer, Triple-Negative Breast Cancer, Paget Disease of the Breast, and Pleuropulmonary Blastoma. Dr. Daniel is currently accepting new patients.

Larry Schlabach is an Oncologist and a Hematologist in Chattanooga, Tennessee. Dr. Schlabach is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Paget Disease of the Breast, Familial Colorectal Cancer, Follicular Lymphoma, and Large-Cell Immunoblastic Lymphoma. Dr. Schlabach is currently accepting new patients.

Ronald Jarl is a primary care provider, practicing in Family Medicine in Hixson, Tennessee. Dr. Jarl is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Obesity, Obesity in Children, Progressive Familial Intrahepatic Cholestasis Type 3, and Progressive Familial Intrahepatic Cholestasis Type 2. Dr. Jarl is currently accepting new patients.

William Donnellan is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Donnellan is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Acute Myeloid Leukemia (AML), Myelodysplastic Syndrome (MDS), Acute Myeloblastic Leukemia without Maturation, Bone Marrow Aspiration, and Bone Marrow Transplant. Dr. Donnellan is currently accepting new patients.

Collier King is a Radiologist in Fort Oglethorpe, Georgia. Dr. King is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Lung Nodules, Visceromegaly, Osteopenia, and Melorheostosis with Osteopoikilosis. Dr. King is currently accepting new patients.

Garth Mcpherson is a Radiologist in Chattanooga, Tennessee. Dr. Mcpherson is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Lung Nodules, Osteopenia, Melorheostosis with Osteopoikilosis, and Melorheostosis. Dr. Mcpherson is currently accepting new patients.

Harsha Vardhana is an Oncologist and a Hematologist in Ringgold, Georgia. Dr. Vardhana is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Agranulocytosis, and Thrombocytopenia. Dr. Vardhana is currently accepting new patients.

Davey Daniel is a Hematologist Oncology specialist and a Hematologist in Ringgold, Georgia. Dr. Daniel is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Dehydration, and Non-Small Cell Lung Cancer (NSCLC). Dr. Daniel is currently accepting new patients.