MMG Board Certified Gastroenterologists
All of our professionals at Middlesex Monmouth Gastroenterology maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in Gastroenterology.
For more than 75 years, certification by the American Board of Internal Medicine (ABIM) has stood for the highest standard in Internal Medicine and its 19 subspecialties and has meant that internists have demonstrated to their peers and to the public that they have the clinical judgment, skills, and attitudes essential for the delivery of excellent patient care. ABIM is not a membership society, but a non-profit, independent evaluation organization. Our accountability is both to the profession of medicine and to the public.
The brief descriptions below are designed to familiarize you with our staff's training, professional credentials and work experience.
Steven C. Nadler, M.D., F.A.C.G.
Since 1993, Dr. Nadler has provided Gastroenterology services to patients in Middlesex and Monmouth Counties. He has expertise in all areas of digestive diseases, with a special interest in endoscopic procedures, inflammatory bowel disease (ulcerative colitis and Crohn’s disease) and hepatitis.
Arthur J. Geller, M.D., F.A.C.P., F.A.C.G.
As a Wilson-Cook Scholarship recipient, Dr. Geller studied advanced endoscopic procedures at Georgetown University Medical Center in Washington, D.C. He also served as the therapeutic endoscopist at the liver transplant center at Albert Einstein Medical Center in Philadelphia. He has held teaching appointments at the University of Florida, Temple University in Philadelphia and Georgetown Medical School. Dr. Geller has authored chapters in medical textbooks on Gastroenterology and has authored several articles for medical journals.
Dr. Geller has been named an “N. J. Top Doc” for his commitment to excellence in Gastroenterology for 2016, 2017 and 2018.
Colin C. Brown, M.D., M.S.P.H
Dr. Brown practiced Internal Medicine during his Fellowship years. He has co-authored papers on colorectal neoplasia and gastrointestinal angiodysplasia and has contributed to an upcoming textbook on Gastroenterology and Hepatology.
Kunal Gupta, M.D., M.B.A.
Dr. Gupta is Board-Certified in both Internal Medicine and Gastroenterology.
Dr. Gupta currently serves as the Chief of Gastroenterology and the Co-Director of Advanced Endoscopy at CentraState Medical Center in Freehold, NJ.
Robert S. Aaron, M.D.
His medical residency training was completed at the Lahey Hospital and Medical Center in Massachusetts.
Dr. Aaron is ABIM board certified in Internal Medical and Gastroenterology.
Prior to joining MMG, Dr. Aaron practiced Gastroenterology in Stoneham, MA.
He has a special interest in chronic liver disease and fecal microbiota transplantation. He also has expertise in all facets of general Gastroenterology.
Shelly L. Ludwig, MD., FACP, FACG
He was trained at Albert Einstein College of Medicine. His Internal Medicine and Gastroenterology training was at Harbor General Hospital in Torrance, California and UCLA Medical Center in LA, California.
He was Acting Chief of Gastroenterology at RWJ in the 1980's and is now a Clinical Associate Professor of Medicine there. He is Chief of GI subsection of Medicine at CentraState Medical Center in Freehold, NJ.
Outside of Medicine, Dr. Ludwig enjoys various interests including running, skiing, golf, varied community services both religious and athletic and is involved in charity work including the Juvenile Diabetes Foundation.
Dr. Ludwig is a devoted husband and father and enjoys spending time with his three grandchildren.