Dr. Mark Dewey Sifford, MD

Dr. Mark Sifford is a board-certified physician specializing in pulmonology and internal medicine. He earned his medical degree from the University of Arkansas for Medical Sciences College of Medicine and completed his residency at University Hospital of Arkansas. With over four decades of medical practice, Dr. Sifford brings extensive experience to respiratory and internal medicine care. He is fluent in English.

Dr. Sifford practices at multiple locations throughout Arkansas, with hospital affiliations including Saint Bernards Medical Center, NEA Baptist Memorial Hospital, and Arkansas Methodist Medical Center in Jonesboro and Paragould. His clinical expertise focuses on managing complex respiratory conditions such as COPD and chronic lung disease. He performs specialized diagnostic procedures including pulmonary function testing and bronchodilator reversibility testing to evaluate lung health and breathing disorders.