Cancer Surgeons

Nathan Allison

Nathan Allison, MD

Surgeon


Nathan Allison, MD, is Board-certified in General Surgery and is Fellowship-trained in robotic bariatric and general surgery. His professional oncology interests and focuses include subtotal gasterectomy, total gastrectomy, liver resection, hemicolectomy, sigmoidectomy, low anterior resection, distal pancreatectomy, skin cancer resections, and porta cath placement for IV infusion.

Dr. Allison earned his medical degree at the University of Florida College of Medicine in Gainesville, Florida. He completed his internship and residency as well as a fellowship in minimally-invasive surgery, endoscopic surgery, and robotic-assisted surgery at the University of Texas in Houston.

Matthew Campbell
Matthew Campbell, MD, FACS

Surgeon


Matthew Campbell, MD, FACS, is Board-certified by the American Board of Thoracic Surgery, General Surgery, and Vascular Surgery. His professional interests and focuses include aortic valve replacement, mitral/tricuspid valve repair and replacement, aortic aneurysm surgery, endovascular and open, coronary artery bypass surgery, robotic lung and mediastinal tumor resections, and open and endovascular surgery.

Dr. Campbell earned his medical degree from the Hahnemann University School of Medicine in Philadelphia, Pennsylvania. He completed his residency in General Surgery at Eastern Virginia Medical School in Norfolk, Virginia, followed by accredited fellowships in Vascular Surgery from the University of Michigan in Ann Arbor and Thoracic Surgery from the University of Virginia in Charlottesville.

Boris Havkin
Boris Havkin, MD

Urologist


Boris Havkin, MD, is Board-certified in Urology. He has a special interest in laparoscopy and cryosurgery.

Dr. Havkin earned his medical degree at SUNY Downstate Medical Center in New York. Where he also completed his internship and residency.

Jose Mejia
Jose Mejia, MD

Surgeon


Jose Mejia, MD, is Board-certified in General Surgery and a Fellow of the American college of Surgery. His professional oncology interests and focuses include breast, colon, small bowel, and skin.

Dr. Mejia earned his medical degree from the Universidad Central del Caribe School of Medicine in Bayamon, Puerto Rico. He completed his residency in General Surgery and a Fellowship in Surgical Critical Care at Allegheny University Hospital in Philadelphia, PA.

Kenneth Tieu
Kenneth Tieu, MD

Surgeon


Kenneth Tieu, MD, is Board-certified in General Surgery and is Fellowship trained in minimally invasive surgery. His professional oncology interests and focuses include colon and gastrointestinal cancers.

Dr. Tieu earned his medical degree from Pennsylvania State University college of Medicine in Hershey. He completed his internship and residency at the University of Texas Health Science Center in Houston as well as a Fellowship in minimally- invasive surgery.

Andrew Zabinski
Andrew Zabinski, MD

Surgeon


Andrew Zabinski, MD, is Board-certified in Urology and fellowship trained in Genitourinary Oncology. Dr. Zabinski's focus includes such specialized procedures as partial nephrectomy, prostatectomy, and urology reconstructive procedures. He also performs other urologic kidney and prostate procedures.

Dr. Zabinski attended medical school at St. Georges University School of Medicine in Grenada, West Indies. He completed his internship at University of Medicine and Dentistry in Newark, NJ and his residency at Albany Medical Center, New York.