Head and Neck Cancer Surgeons Skip To Content


W. Chad Spanos, MD, FACS

Head and Neck Specialist and Surgeon Physician Scientist
Dr. Spanos’ philosophy of care is focused on providing quality care in a compassionate environment. He wants his patients to be well informed and leave the office understanding all of the risks and benefits of the treatment they have decided on together. Dr. Spanos strongly believes in comprehensive management of head and neck cancer utilizing multiple treatment options regularly discussed at the multidisciplinary tumor board.

Dr. Spanos attended medical school at the University of Louisville Medical School in Louisville, Ky. He completed his residency in otolaryngology and head and neck surgery at the University of Iowa Hospitals and Clinics in Iowa City, and was fellowship-trained in microvascular free tissue transfer at the University of South Florida in Tampa. Dr. Spanos is board certified by the American Board of Otolaryngology, a fellow of the American College of Surgeons and the American Head and Neck Society, and a member of the American Medical Association, South Dakota Medical Association, and the American Academy of Otolaryngology – Head & Neck Surgery.  

Dr. Spanos is an expert in otolaryngology, head and neck surgery, balloon sinuplasty, complex reconstruction of the head and neck, thyroid cancer, and sialoendoscopy. In addition to his clinical practice, Dr. Spanos is a physician scientist with a laboratory dedicated to investigating human papillomavirus-related head and neck cancers. He is most excited about recent laboratory advances involving manipulation of the immune system to improve its response to head and neck cancers. Some of these revolutionary findings are making their way into clinical trials for patients at Sanford Health.  

In his spare time, Dr. Spanos enjoys spending time with his family, windsurfing and cycling.

Andrew Terrell, MD

Head and Neck Specialist and Surgeon
Dr. Terrell’s goal is to provide a cure for each cancer patient while minimizing the side effects of treatment. He pays very close attention to patients’ needs because he understands that each person presents with unique symptoms and challenges. He aims to provide his patients with the best possible outcome and quality of life. Dr. Terrell attended medical school at Indiana University in Bloomington.

He completed his residency in otolaryngology and head and neck surgery at West Virginia University, and is fellowship-trained in head and neck oncology and microvascular reconstruction at the University of Pennsylvania.  

Dr. Terrell is board certified by the American Board of Otolaryngology and has published eight scientific journal articles. By researching the functional outcomes of his patients, Dr. Terrell hopes to provide an improved quality of life for all head and neck cancer patients. He is an expert in head and neck tumors, mouth and throat tumors, microvascular reconstruction, transoral robotic surgery, thyroid and parathyroid tumors and skull base tumors.

Dr. Terrell is married, has three wonderful children, and enjoys spending time with his family. In his spare time, he also enjoys camping, hiking and sports.