Dr. Diehl is a board-certified and fellowship-trained gastroenterologist. His clinical interests include endoscopic ultrasound, endoscopic retrograde cholangiopancreatography (ERCP) and innovative advanced therapeutic endoscopy. Dr. Diehl obtained his medical degree from the University of California, Los Angeles. He completed his residency at Harbor-UCLA Medical Center and his fellowships in gastroenterology at the University of California, San Francisco Medical Center and the University of California, Los Angeles Medical Center. Dr. Diehl is certified by the American Board of Internal Medicine. In his free time, Dr. Diehl enjoys spending time with his family and exercising, particularly swimming. He also has an appreciation for old cars. Dr. Diehl is highly rated in 26 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Gallbladder Disease, Watermelon Stomach, Endoscopy, and Gallbladder Removal.

Dr. Still is a board-certified and fellowship-trained specialist in nutrition and weight management. His clinical and research interests include malnutrition and comprehensive weight management. Dr. Still obtained his medical degree from the Philadelphia College of Osteopathic Medicine. He completed his residency and a fellowship in clinical nutrition at Geisinger Medical Center. Dr. Still is certified by the American Board of Internal Medicine.|Are weight loss medications right for you? Learn more from Dr. Still. Dr. Still is highly rated in 8 conditions, according to our data. His top areas of expertise are Obesity, Malnutrition, Small Bowel Bacterial Overgrowth, Gastric Bypass, and Vagotomy.

Vladimir Petorak is a Gastroenterologist in Lewisburg, Pennsylvania. Dr. Petorak is highly rated in 13 conditions, according to our data. His top areas of expertise are Crohn's Disease, Colorectal Cancer, Familial Colorectal Cancer, Gastrectomy, and Endoscopy.

Nicholas Inverso is a Gastroenterologist in Lewisburg, Pennsylvania. Dr. Inverso is highly rated in 1 condition, according to our data. His top areas of expertise are Hypochondrogenesis, Painful Swallowing, Swallowing Difficulty, Endoscopy, and Gastrectomy.

Dr. Confer is a board-certified and fellowship-trained gastroenterologist. His clinical interests include endoscopic ultrasound and endoscopic retrograde cholangiopancreatography (ERCP). Dr. Confer attended the Lake Erie College of Osteopathic Medicine, where he received his medical degree. He completed his residency, a fellowship in gastroenterology and hepatology, and a fellowship in advanced therapeutic endoscopy at the Cleveland Clinic Foundation. Dr. Confer is certified by the American Board of Internal Medicine in gastroenterology. Dr. Confer is highly rated in 15 conditions, according to our data. His top areas of expertise are Gallbladder Disease, Benign Esophageal Stricture, Cholecystitis, Endoscopy, and Gallbladder Removal.

Danial Shaikh, MD, is an accomplished interventional gastroenterologist specializing in luminal interventions and advanced therapeutic endoscopy. He completed his medical education at Ziauddin University in Karachi, Pakistan, followed by an internal medicine residency and a gastroenterology fellowship at BronxCare Health System, Icahn School of Medicine at Mount Sinai in New York, where he also served as chief resident and chief fellow.|Dr. Shaikh further honed his skills during an advanced endoscopy fellowship at Moffitt Cancer Center, University of South Florida, and later at the Mayo Clinic in Arizona, where he focused on third space endoscopy. His board certifications include gastroenterology and internal medicine.|Fluent in both English and Urdu, Dr. Shaikh has clinical and research interests primarily in third space endoscopy and gastrointestinal oncology. His dedication to advancing the field of endoscopy through patient care, research and education has established him as a respected figure in his specialty. Dr. Shaikh is highly rated in 2 conditions, according to our data. His top areas of expertise are Toxic Megacolon, Saddle Pulmonary Embolism, Ascites, Endoscopy, and Colonoscopy.

Gregory Enders is a Gastroenterologist in Lewisburg, Pennsylvania. Dr. Enders is highly rated in 13 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Chronic Erosive Gastritis, Colitis, Colonoscopy, and Gastrectomy.

Joseph Gallagher is a Gastroenterologist in Lewisburg, Pennsylvania. Dr. Gallagher is highly rated in 10 conditions, according to our data. His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Colonoscopy, and Endoscopy.

Nishit Patel is a primary care provider, practicing in Internal Medicine and Gastroenterology in Danville, Pennsylvania. Dr. Patel is highly rated in 4 conditions, according to our data. His top areas of expertise are DRESS Syndrome, Stridor, Type 1 Diabetes (T1D), Lung Transplant, and Heart Transplant.

David Talabiska is a Gastroenterologist in Lewisburg, Pennsylvania. Dr. Talabiska is highly rated in 2 conditions, according to our data. His top areas of expertise are Familial Adenomatous Polyposis, Esophagitis, Turcot Syndrome, Endoscopy, and Gastrectomy.

Dr. Shellenberger is a board-certified and fellowship-trained gastroenterologist. His clinical interests include postgraduate medical education, esophageal motility and other GI laboratory procedures. Dr. Shellenberger earned his medical degree from the Philadelphia College of Osteopathic Medicine. He completed his residency and his fellowship in gastroenterology at Geisinger Medical Center. Dr. Shellenberger is certified by the American Board of Internal Medicine in internal medicine and gastroenterology. Dr. Shellenberger is highly rated in 10 conditions, according to our data. His top areas of expertise are Crohn's Disease, Angiodysplasia of the Colon, Swallowing Difficulty, Endoscopy, and Colonoscopy.

Dr. Yuasa is a board-certified and fellowship-trained gastroenterologist. His clinical interests include general gastroenterology and inflammatory bowel disease. Dr. Yuasa earned his medical degree from Rutgers, the State University of New Jersey. He completed his residency at Temple University Hospital and his fellowship in gastroenterology at Memorial Sloan-Kettering Cancer Center. Dr. Yuasa is certified by the American Board of Internal Medicine in gastroenterology. Dr. Yuasa is highly rated in 6 conditions, according to our data. His top areas of expertise are Esophagitis, Ulcerative Colitis, Crohn's Disease, Endoscopy, and Colonoscopy.

Amitpal Singh Johal, MD, is a board-certified and fellowship-trained gastroenterologist, also known as a GI doctor. He has a special interest in endoscopic ultrasound, a minimally invasive procedure used to evaluate and diagnose digestive diseases.|Dr. Johal earned his medical degree from the Medical College of Wisconsin. He completed his residency in internal medicine at University Hospitals Case Medical Center in Cleveland and his fellowship in gastroenterology at Geisinger Medical Center.|Dr. Johal is certified by the American Board of Internal Medicine in gastroenterology. Dr. Johal is highly rated in 4 conditions, according to our data. His top areas of expertise are Nonalcoholic Steatohepatitis (NASH), Benign Esophageal Stricture, Lower Esophageal Ring, Endoscopy, and Colonoscopy.

Mohamed Eisa is a Gastroenterologist in Lewisburg, Pennsylvania. His top areas of expertise are Esophageal Perforation, Gastroesophageal Reflux Disease (GERD), Schizoaffective Disorder, Gastrostomy, and Endoscopy.

Joshua Weston is a Gastroenterologist in Lewisburg, Pennsylvania. His top areas of expertise are Gas Bloat Syndrome, Gastroesophageal Reflux Disease (GERD), Nonalcoholic Steatohepatitis (NASH), and Non-Alcoholic Fatty Liver Disease.

Benyam Addissie is a Gastroenterologist in Danville, Pennsylvania. Dr. Addissie is highly rated in 9 conditions, according to our data. His top areas of expertise are Alcoholic Cirrhosis, Hepatitis, Nonalcoholic Steatohepatitis (NASH), Liver Transplant, and Endoscopy.

Susan Rasul is a primary care provider, practicing in Gastroenterologist in Danville, Pennsylvania. Dr. Rasul is highly rated in 3 conditions, according to our data. Her top areas of expertise are Malnutrition, Small Bowel Bacterial Overgrowth, Short Bowel Syndrome, and Obesity.

Tossapol Kerdsirichairat is a Gastroenterologist in Danville, Pennsylvania. Dr. Kerdsirichairat is highly rated in 3 conditions, according to our data. His top areas of expertise are Sclerosing Mesenteritis, Hereditary Pancreatitis, Acute Pancreatitis, Endoscopy, and Vagotomy.

Hillarie Hartzell is a Gastroenterologist in Lewisburg, Pennsylvania. Her top areas of expertise are Non-Alcoholic Fatty Liver Disease and Nonalcoholic Steatohepatitis (NASH).

Erica Ernest is a Gastroenterologist in Lewisburg, Pennsylvania.

Christine Hanna is a primary care provider, practicing in Gastroenterologist in Danville, Pennsylvania. Her top areas of expertise are Malnutrition, Obesity, Short Bowel Syndrome, and Small Bowel Bacterial Overgrowth.

Rouenne Seeley, DO, is a board-certified and fellowship-trained gastroenterologist, also known as a GI doctor.|Dr. Seeley earned her medical degree from the Philadelphia College of Osteopathic Medicine. She completed her residency in internal medicine and her fellowship in gastroenterology at Rowan University in New Jersey. She speaks both English and Tagalog.|Dr. Seeley is certified by the American Osteopathic Board of Internal Medicine. Her top areas of expertise are Familial Adenomatous Polyposis, Esophagitis, Barrett Esophagus, Endoscopy, and Colonoscopy.

Sara Fang-Jone West, DO, is a board-certified gastroenterologist, also known as a GI doctor. She is certified by the American Board of Internal Medicine in gastroenterology.|Dr. West earned her medical degree from Midwestern University, Chicago College of Osteopathic Medicine. She completed her residency in internal medicine and her fellowship in gastroenterology at Geisinger Medical Center. Her top areas of expertise are Nonalcoholic Steatohepatitis (NASH), Familial Adenomatous Polyposis, Viral Gastroenteritis, Colitis, and Endoscopy.

Syed Hassan is a primary care provider, practicing in Gastroenterologist in Danville, Pennsylvania. His top areas of expertise are Cerebral Hypoxia, Diabetic Retinopathy, and Uveal Melanoma. Dr. Hassan is currently accepting new patients.

Masoud Firouzi is a Gastroenterologist in Danville, Pennsylvania. His top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Crohn's Disease, and Turcot Syndrome.