Our Staff

All of the physicians at Gastroenterology Associates are board certified by the American Board of Internal Medicine and are board certified/board eligible for screening for, diagnosing and treating digestive health disorders specifically involving the esophagus, stomach, intestines, liver, pancreas and gallbladder. We take great pride in the fact that our doctors are consistently recognized by Las Vegas Life Magazine as “One of the Best Doctors in Las Vegas.”


Frank J. Nemec, M.D.

  • Board Certified Gastroenterology
  • Fellow American College of Gastroenterology

Donald L. Kwok, M.D.

  • Board Certified Gastroenterology
  • Specializing in Pancreatic & Biliary Diseases

Gregory M. Kwok, M.D.

  • Board Certified Gastroenterology
  • Gastrointestinal & Hepatobiliary Diseases

Brent Burnette, M.D.

  • Board Certified Gastroenterology
  • Board Certified Internal Medicine



    Please contact our office to schedule an appointment or should you have any questions. We’re standing by and are dedicated to your digestive health.