Dr. Peter Francis Johnston, MD

Dr. Peter Johnston is a surgeon who specializes in critical care medicine, bringing 14 years of experience to treating patients who require intensive medical intervention. He earned his medical degree from St. Georges University School of Medicine and completed his residency at UMDNJ. His dual expertise in surgery and critical care positions him to handle complex cases that require both surgical intervention and intensive monitoring.

Dr. Johnston practices at multiple locations throughout Scottsdale and Phoenix, Arizona, with affiliations at University Hospital and several Mayo Clinic facilities. He treats patients with serious conditions including liver cirrhosis, acute liver failure, and advanced chronic kidney disease. His surgical expertise includes laparoscopic gallbladder removal and central venous catheter placement, while he also provides therapeutic hypothermia treatment for critically ill patients.