Meet our physicians

Our physicians are highly trained to diagnose and treat various digestive diseases and disorders including peptic ulcer disease, gastroesophageal reflux disease, swallowing disorders, Barrett’s Esophagus, gastrointestinal bleeding, colorectal cancer, colitis, diseases of pancreas, biliary system and various kinds of liver conditions. We are committed to the well being of all of our patients and strive to provide the highest quality of care available. We believe in personalized care tailored to the needs and wants of each patient. Equipped with cutting edge technology, our state-of-the-art office and surgi-center are designed to allow us to provide the best care available with the highest level of comfort. We strive to exceed your expectations of medical expertise, care, attention, kindness  and privacy.

Mark L. Bierhoff, M.D.

Mark L. Bierhoff, M.D.

Gastroenterology and Hepatology (certified) 
Medical School: UMDNJ - New Jersey Medical School, Newark NJ
Internship: Medical College of Pennsylvania
Residency: Medical College of Pennsylvania
Fellowship: Temple University School of Medicine, Philadelphia PA
Eugene M. Mayer, M.D.

Eugene M. Mayer, M.D.

Gastroenterology and Hepatology (certified)
Medical School: Temple University School of Medicine, Philadelphia PA
Internship: Temple University Hospital
Residency: Temple University School of Medicine, Philadelphia PA
Fellowship: Temple University Hospital
Lawrence B. Grossman, M.D.

Lawrence B. Grossman, M.D.

Gastroenterology and Hepatology (certified) 
Medical School: Temple University School of Medicine, Philadelphia, PA
Internship: University of Pittsburgh Medical Center
Residency: University of Pittsburgh Medical Center, Pittsburgh, PA
Fellowship: Temple University Hospital
Nazareth Hospital
The Hepatitis Information Network
American Association for the Study of Liver Diseases
American Cancer Society