The 20 Best Endoscopy Doctors near Bloomsburg, PA
Find the Experts and Specialists who perform Endoscopy
MediFind found 66 doctor with experience in Endoscopy near Bloomsburg, PA. Of these, 54 are Experienced, 6 are Advanced, 4 are Distinguished and 2 are Elite.
Geisinger Medical Center - Gastroenterology
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 rated as an Elite provider by MediFind in Endoscopy. His top areas of expertise are Barrett Esophagus, Gallbladder Disease, Watermelon Stomach, Endoscopy, and Gallbladder Removal.
Geisinger Medical Center - Gastroenterology
Harshit S. Khara, MD, is an Interventional Gastroenterologist based at Geisinger Medical Center in Danville, PA.|Dr. Khara is an Associate Professor of Medicine at the Geisinger Commonwealth School of Medicine. He serves as the Director of Endoscopy; System Director of Interventional Endoscopy, Director of Endoscopic and Translational Research; Director of the Clinical Use Evaluation Committee; and System Director of Quality & Innovation. He is also the Research Director and Core faculty for the Gastroenterology Fellowship Program, as well as the Program Director for the Advanced Therapeutic Endoscopy Fellowship Program at the Center for Advanced Therapeutic Endoscopy at Geisinger, participating in the training and mentoring of advanced endoscopy and general gastroenterology fellows. Dr. Khara is also the Director of the National Pancreas Foundation Center at Geisinger.|He is involved in multi-center clinical research and quality improvement projects. Dr. Khara's clinical and research interests are in the field of interventional endoscopic ultrasound, ERCP, Barrett’s esophagus, third space endoscopy, endoscopic treatments for GERD, interventional EndoHepatology, and bariatric interventional endoscopy.|Dr. Khara earned his medical degree from Seth G.S. Medical College & K.E.M. Hospital in India then completed his Internal Medicine Residency at Drexel University College of Medicine-Saint Peter's University Hospital. He completed a Fellowship in Transplant Hepatology at the University of Nebraska Medical Center, a Fellowship in Gastroenterology at Yale University School of Medicine-Norwalk Hospital and a Fellowship in Advanced Therapeutic Endoscopy at Geisinger Medical Center.|Dr. Khara is certified in Gastroenterology by the American Board of Internal Medicine. Dr. Khara is rated as an Elite provider by MediFind in Endoscopy. His top areas of expertise are Pancreatic Pseudocyst, Gastroesophageal Reflux Disease (GERD), Barrett Esophagus, Endoscopy, and Gastric Bypass.
GMC Gastroenterology/Nutrition
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 rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Gallbladder Disease, Benign Esophageal Stricture, Cholecystitis, Endoscopy, and Gallbladder Removal.
Geisinger Medical Center - General Surgery
Anthony T. Petrick, MD, FACS, FASMBS, is a board-certified general surgeon specializing in esophageal and bariatric surgery. Dr. Petrick performs a number of advanced and specialized surgical procedures including advanced endoscopy, revisional bariatric surgery, laparoscopic gastric band (or “lap band”), gastric bypass, biliopancreatic diversion with duodenal switch and gastric sleeve. He also treats people for various conditions affecting the stomach and gastrointestinal (GI) system, including hiatal and paraesophageal hernia, achalasia and acid reflux (GERD).|Board-certified in general surgery, Dr. Petrick earned his medical degree from Georgetown University in Washington, D.C. He completed general surgery residency at Georgetown University Medical Center in Washington, D.C. He then completed a fellowships in Surgical Oncology at and Beth Israel Deaconess Medical Center in Boston and in Bariatric and Foregut surgery at the University of Pittsburgh Medical Center.|For the past 18 years, Dr. Petrick served as program director for the Geisinger bariatric and foregut surgical fellowship. He now serves as associate program director, acting as a mentor to bariatric surgery fellows. Dr. Petrick has a strong commitment to research in bariatric and foregut surgery and has authored more than 100 articles. Currently, he serves as chief quality officer for inpatient services at Geisinger and Director of the Division of Bariatric and Foregut surgery.|Dr. Petrick is an active member of the Society of Gastrointestinal and Endoscopic Surgeons and a fellow of the American College of Surgeons and American Society of Metabolic and Bariatric Surgeons. He chairs to Data and Quality Committee for the Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program and also serves as an editorial board member for the journal Surgical and Obesity-Related Diseases and a columnist for Bariatric Times.|In his free time, Dr. Petrick serves on the board of education at St. Joseph School in Danville. He also coaches the Susquehanna Valley Stampede varsity and junior varsity ice hockey teams.|Clinical Focus: Bariatric Surgery|If you’re a provider who’d like to refer a patient, call our 24/7 referral line at 800-332-8901 or visit www.emr-link.com. Dr. Petrick is rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Obesity, Hiatal Hernia, Hernia, Gastric Bypass, and Endoscopy.
Geisinger Medical Center - General Surgery
David M. Parker, MD, FACS, FASMBS, is a board-certified general surgeon specializing in bariatric surgery for both adolescents and adults. Dr. Parker performs several advanced and specialized surgical procedures, including gastric bypass, biliopancreatic diversion with duodenal switch, revisional bariatric surgery, laparoscopic gastric band (or “lap band”) and gastric sleeve. He also provides care for various conditions affecting the stomach and gastrointestinal (GI) system, including hiatal hernia, paraesophageal hernia, achalasia and acid reflux.|He has a clinical interest in minimally invasive laparoscopic and robotic surgery.|Board-certified in general surgery, Dr. Parker earned his medical degree from West Virginia University in Morgantown. He completed a general surgery residency at the Dwight D. Eisenhower Army Medical Center in Fort Gordon, GA, followed by a fellowship in bariatric and foregut surgery at Geisinger Medical Center in Danville.|While in medical school, he received the Presidential Award for Excellence in Scholarship. During his fellowship, he received the SAGES Award for best fellow presentation.|Dr. Parker serves as program director for the Geisinger bariatric and foregut surgical fellowship. He has a strong commitment to research in bariatric and foregut surgery and has authored more than 24 published articles.|He is an active member of the Society of Gastrointestinal and Endoscopic Surgeons and a fellow of the American College of Surgeons and American Society of Metabolic and Bariatric Surgeons.|Dr. Parker has served in the United States Army and continues to serve as a lieutenant colonel in the United States Army Reserve. He is also a football enthusiast, rooting for the West Virginia Mountaineers in his free time. Dr. Parker is rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Hiatal Hernia, Hernia, Obesity, Gastric Bypass, and Endoscopy.
Geisinger Bloomsburg Hospital - General Internal Medicine
Dr. Greene is a board-certified pediatric hospitalist. She attended Thomas Jefferson University, where she received her medical degree, and completed her residency at the University of Illinois. Dr. Greene is certified by the American Board of Internal Medicine and the American Board of Pediatrics. Dr. Greene is rated as an Experienced provider by MediFind in Endoscopy. Her top areas of expertise are Pediatric Myocarditis, Osteomyelitis in Children, Urinary Tract Infection in Children, Endoscopy, and Ureteroscopy.
Geisinger Bloomsburg - General Surgery
Dr. Erwin is a board-certified general surgeon. His clinical interests include breast surgery, general surgery and surgical education. His research interests include surgical education. Dr. Erwin obtained his medical degree from the University of Medicine and Dentistry of New Jersey. He completed his residencies at Morristown Memorial Hospital and Lehigh Valley Hospital and Health Network. Dr. Erwin is certified by the American Board of Surgery. Dr. Erwin is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Gallstones, Choledocholithiasis, Gallbladder Disease, Gastrectomy, and Endoscopy.
Geisinger Buckhorn - Community Medicine 65 Forward
Meng-chao Lee is a Family Medicine specialist and a Geriatrics provider in Bloomsburg, Pennsylvania. Dr. Lee is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Anemia, Familial Hypertension, Hypertension, Endoscopy, and Ureteroscopy. Dr. Lee is currently accepting new patients.
GMC General Diagnostic Radiology
Kai Wang is a Radiologist in Danville, Pennsylvania. Dr. Wang is rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Liver Cancer, PEPCK 1 Deficiency, Liver Failure, Endoscopy, and Posterior Fossa Decompression.
Geisinger Bloomsburg Hospital - General Internal Medicine
Dr. Thompson is a board-certified physician specializing in internal medicine. She attended East Carolina University School of Medicine, where she earned her medical degree. She completed her residency at Geisinger Medical Center. Dr. Thompson is certified by the American Board of Internal Medicine. Dr. Thompson is rated as an Experienced provider by MediFind in Endoscopy. Her top area of expertise is Endoscopy.
Geisinger Bloomsburg - General Surgery
Annick-Marie Kaufman, MD, is a general surgeon. She performs laparoscopic and open surgeries on adults. She also performs upper and lower endoscopies and ultrasound breast biopsies.|Dr. Kaufman earned her medical degree from Ross University School of Medicine in Barbados. After medical school, she completed a residency at Wright State University Boonshoft School of Medicine in Ohio. She followed that with a fellowship in Mastery in General Surgery at Geisinger Medical Center. Dr. Kaufman is rated as an Experienced provider by MediFind in Endoscopy. Her top areas of expertise are Hernia, Esophagitis, Gallstones, Choledocholithiasis, and Endoscopy.
GMC Gastroenterology/Nutrition
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 rated as an Advanced provider by MediFind in Endoscopy. His top areas of expertise are Nonalcoholic Steatohepatitis (NASH), Benign Esophageal Stricture, Lower Esophageal Ring, Endoscopy, and Colonoscopy.
Geisinger Medical Center - Gastroenterology
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 rated as an Advanced provider by MediFind in Endoscopy. His top areas of expertise are Crohn's Disease, Angiodysplasia of the Colon, Swallowing Difficulty, Endoscopy, and Colonoscopy.
Geisinger Medical Center - General Surgery
Vladan Obradovic, MD, is a general surgeon specializing in bariatric surgery. Dr. Obradovic performs a number of advanced and specialized weight loss surgery procedures, including biliopancreatic diversion with duodenal switch, advanced endoscopy, revisional bariatric surgery, foregut surgery, laparoscopic gastric band (or “lap band”), gastric bypass and gastric sleeve.|Dr. Obradovic has a clinical interest in minimally invasive and robotic surgery.|Dr. Obradovic earned his medical degree from the University of Belgrade School of Medicine in Belgrade, Serbia. He completed residencies in general surgery at the Belgrade School of Medicine, and Health Centre Krusevac in Krusevac, Serbia, and digestive system and hepatobiliary surgery at the University Clinical Center of Belgrade. He then completed general surgery residency and fellowship in bariatric surgery at Geisinger Medical Center in Danville and a certification in robotic assisted surgery at Intuitive Surgical Headquarters in Sunnyvale, CA.|A resident of Danville, Dr. Obradovic is committed to serving his community by giving the best care he possibly can. He was inspired to pursue a career in medicine by his father, who was a physician.|In his spare time, he enjoys spending time with his family and friends and walking his dog. Dr. Obradovic is rated as an Advanced provider by MediFind in Endoscopy. His top areas of expertise are Hiatal Hernia, Obesity, Hernia, Gastric Bypass, and Endoscopy.
Geisinger Medical Center - Gastroenterology
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 rated as an Advanced provider by MediFind in Endoscopy. His top areas of expertise are Toxic Megacolon, Saddle Pulmonary Embolism, Ascites, Endoscopy, and Colonoscopy.
Geisinger Bloomsburg Hospital - General Internal Medicine
Jonathan Swinden is a primary care provider, practicing in Internal Medicine in Bloomsburg, Pennsylvania. Dr. Swinden has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Sepsis, Necrotizing Enterocolitis, Pseudomembranous Colitis, Endoscopy, and Pancreatectomy.
Geisinger Healthplex Woodbine - Orthopaedics And Sports Medicine
Dr. Fanelli is a board-certified and fellowship-trained sports orthopaedic surgeon. His clinical interests include complex knee injuries including multi-ligament knee reconstruction, reconstructive knee surgery and rehabilitation. Dr. Fanelli attended The Pennsylvania State University, where he earned his medical degree, and completed his residency at Hamot Medical Center. He completed his fellowship in sports medicine, arthroscopic and reconstructive surgery at Washington Orthopaedic and Knee Clinic. Dr. Fanelli is certified by the American Board of Orthopaedic Surgery. Dr. Fanelli is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Hypermobile Joints, Osteoarthritis, Synovial Osteochondromatosis, Tendinitis, and Endoscopy.
Geisinger Healthplex Woodbine Orthopaedics
Joel Klena, MD, is chief of the Division of Hand and Microvascular Surgery for the Geisinger Musculoskeletal Institute, as well as program director for the Geisinger Orthopaedic Surgery Residency. He assumed this role in 2017 after being the associate residency director for eight years.|Dr. Klena received a BS with honors from the United States Merchant Marine Academy (USMMA) at Kings Point, N.Y., graduating ninth in his class with dual degrees in marine engineering and marine transportation. His time at the USMMA included service in the Gulf War conflict and captaining the Academy’s NCAA Division I Rugby Team.|After fulfilling his naval and maritime commitments, he attended medical school at the State University of New York’s Upstate Medical College in Syracuse and completed orthopaedic surgery residency training at Geisinger Medical Center. He returned to Syracuse for a fellowship in hand and upper extremity surgery, including time at Texas Scottish Rite Children’s Hospital in Dallas.|Dr. Klena serves on the resident education committee for the American Society for the Surgery of Hand and is a member of the American Orthopaedic Society. He has extensive peer-reviewed publications within the hand literature. He has provided guidance for resident research efforts, with a particular focus on upper extremity trauma, minimally invasive surgical techniques and resident education.|In 10 years with Geisinger, Dr. Klena has led the hand division from a single surgeon based in Geisinger’s central region to the successful recruitment and geographic expansion of six hand surgeons providing care for patients throughout Geisinger.|The motto of his undergraduate alma mater best summarizes his approach to leadership and his dedication to service: “Acta non verba” or “Deeds, not words.”|His interests include family, women's lacrosse, fly fishing and Pittsburgh sports. Dr. Klena is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Carpal Tunnel Syndrome, Mononeuritis Multiplex, Dupuytren Contracture, Trigger Thumb, and Endoscopy.
Geisinger Healthplex Woodbine Orthopaedics
L. Christopher Grandizio, DO, is an orthopaedic surgeon who specializes in hand, wrist, shoulder and elbow surgery. Dr. Grandizio is a Professor of Orthopaedic Surgery at Geisinger Commonwealth School of Medicine and serves as the of the Chief of Shoulder & Elbow Division for the Geisinger Musculoskeletal Institute. Dr. Grandizio is an expert in the treatment of peripheral nerve compression (including carpal tunnel syndrome and cubital tunnel syndrome), upper-extremity trauma and fractures, sports injuries, and shoulder and elbow replacements. In addition, he specializes in complex reconstructive procedures in the upper-limb, including tendon transfers for shoulder, elbow and hand conditions.|After completing his Orthopaedic Surgery Residency at Geisinger, he went to on to complete a one-year fellowship in upper-extremity surgery at the Cleveland Clinic. Upon returning to Geisinger, he founded the Geisinger Upper-Extremity Research Fellowship, where he has mentored numerous international and US fellows. In 2021, he was selected to participate in the Young Leaders Program for the American Society for Surgery of the Hand (ASSH).|Dr. Grandizio maintains a strong interest in both research and education. He has published over 100 peer-reviewed research articles. As an expert in the management of complex elbow instability, Dr. Grandizio has been invited to give numerous national and international presentations on topics ranging from upper-extremity trauma to technology in healthcare. He serves as a peer-reviewer for multiple orthopaedic journals and is an Associate Editor for the Journal of Hand Surgery. As part of his commitment to education, he is heavily engaged in professional societies and is involved in multiple committees and leadership positions within the ASSH. In addition, Dr. Grandizio is one of the few upper-extremity surgeons who is a member of both the ASSH and ASES.|A former member of Bucknell University’s NCAA Division I baseball team, Dr. Grandizio has a long history in athletics and enjoys helping his patients return to doing what they love. He specializes in elbow ulnar collateral ligament repair / reconstruction (Tommy John Surgery) and has a passion for working with throwing athletes.|In his spare time, he enjoys spending time with his family, coaching baseball and reading. Dr. Grandizio is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Carpal Tunnel Syndrome, Mononeuritis Multiplex, Trigger Thumb, Osteotomy, and Endoscopy.
Geisinger Medical Center - Gastroenterology
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 rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Esophagitis, Ulcerative Colitis, Crohn's Disease, Endoscopy, and Colonoscopy.
Last Updated: 02/22/2026
















