Meet Our Physicians

From left to right: John H. Helzberg, M.D., J. Edward McCullough, M.D., Perry J. Culver, M.D., Mark J. Allen, M.D.


Brief Biographies of our Physicians

Mark J. Allen, M.D.

Dr. Allen earned a medical degree from the University of Kansas Medical Center in 1978 and completed his fellowship in gastroenterology at the Mayo Clinic in 1984. Read Dr. Allen's full biography

Perry J. Culver, M.D.

Dr. Culver earned his medical degree from Harvard Medical School in 1981 and completed a fellowship in gastroenterology at Beth Israel Hospital in 1986. Read Dr. Culver's full biography

John H. Helzberg, M.D.

Dr. Helzberg earned his medical degree at the University Of Rochester School of Medicine in 1980 and obtained postgraduate training in Digestive Diseases at Yale. Read Dr. Helzberg's full biography

J. Edward McCullough, M.D.

Dr. McCullough earned his medical degree from Vanderbilt University School of Medicine in 1984 and completed a fellowship in gastroenterology at the Mayo Clinic. Read Dr. McCullough's full biography

Patricia Sanchez, M.D.

Dr. Sanchez earned her medical degree from Instituto Tecnologico de Santo Domingo and completed her gastroenterology fellowship at the University of Missouri-KC. Read Dr. Sanchez's full biography