Marshall M. Hughes, PA-C is a certified physician assistant working alongside Dr. Theresa Pak.

Before pursuing a career as a physician assistant, Marshall served as an EMT in Ohio, where he provided emergency medical care and transport. He also served as an Adjunct Profession at Texas Tech Health Sciences Center, lecturing physician assistant students on anatomy. Marshall received his graduate degree from Midwestern University in Arizona. He obtained his undergraduate degree from Case Western Reserve University.

Marshall is a member of the American Academy of Physician Assistants, the Arizona State Association of Physician Assistants, the Society of Emergency Medicine Physician Assistants, the American Academy of Surgical Physician Assistants, and the Wilderness Medical Society.