MediFind found 5 doctor with experience in Gallbladder Disease near Lewistown, PA. Of these, 4 are Experienced and 1 are Advanced.
Geisinger Clinic
Marten Duncan is a Gastroenterologist in Lewistown, Pennsylvania. Dr. Duncan is rated as an Advanced provider by MediFind in the treatment of Gallbladder Disease. His top areas of expertise are Choledocholithiasis, Bile Duct Obstruction, Gallstones, Endoscopy, and Gastrectomy.
Edward Ridings is a General Surgeon in Lewistown, Pennsylvania. Dr. Ridings is rated as an Experienced provider by MediFind in the treatment of Gallbladder Disease. His top areas of expertise are Familial Colorectal Cancer, Hernia, Gallstones, Choledocholithiasis, and Gastrostomy.
Geisinger Clinic
Alanna Gretschel is a General Surgeon in Lewistown, Pennsylvania. Dr. Gretschel is rated as an Experienced provider by MediFind in the treatment of Gallbladder Disease. Her top areas of expertise are Ogilvie Syndrome, Gallstones, Choledocholithiasis, and Gallbladder Disease.
Geisinger Clinic
Kevin Frederick is a Radiologist in Lewistown, Pennsylvania. Dr. Frederick is rated as an Experienced provider by MediFind in the treatment of Gallbladder Disease. His top areas of expertise are Ureterocele, Boils, Retroperitoneal Fibrosis, and WT1-Related Wilms Tumor Syndromes.
Geisinger Clinic
Ammar Alimam is an Intensive Care Medicine specialist and a Pulmonary Medicine provider in Lewistown, Pennsylvania. Dr. Alimam is rated as an Experienced provider by MediFind in the treatment of Gallbladder Disease. His top areas of expertise are Hospital-Acquired Pneumonia, Atypical Pneumonia, Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), and Gastrostomy.
Last Updated: 10/30/2025