The 20 Best Endoscopy Doctors in South Dakota, US
Find the Experts and Specialists who perform Endoscopy
Avera Medical Group Internal Medicine — 69th & Louise
Stuart Andersen, MD, provides internal medicine services at Avera Medical Group Internal Medicine in Sioux Falls, SD. Dr. Andersen is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Familial Hypopituitarism, Sepsis, Pneumonia, Endoscopy, and Pacemaker Implantation. Dr. Andersen is board certified in American Board Of Internal Medicine, Internal Medicine.
North Central Heart
Dr. Tarek Mahrous is a cardiologist at North Central Heart/Avera Heart Hospital of South Dakota. Dr. Mahrous is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Apoplexy, Angina, Angioplasty, and Heart Bypass Surgery. Dr. Mahrous is board certified in Subspecialty In Cardiovascular Disease; Subspecialty In Interventional Cardiology.
Avera Gastroenterology — 69th & Louise
R. Towner Lapp, MD, provides gastroenterology services for adults at Avera Medical Group Gastroenterology in Sioux Falls, SD. Dr. Lapp is rated as an Advanced provider by MediFind in Endoscopy. He is also highly rated in 44 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Hereditary Pancreatitis, Acute Pancreatitis, Endoscopy, and Gastrectomy. Dr. Lapp is board certified in American Board Of Internal Medicine.
Avera Medical Group Surgical Associates — Aberdeen
Dr. Ring is a general surgeon at Avera Medical Group Aberdeen Surgical Associates. Dr. Ring is rated as an Advanced provider by MediFind in Endoscopy. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Hernia, Necrosis, Inflammatory Breast Cancer, Hernia Surgery, and Endoscopy. Dr. Ring is board certified in ATLS And ACLS Certified Board Certified - American Board Of Surgery.
Avera Gastroenterology — 69th & Louise
Dr. Bryan Feyen offers digestive health support including gastroenterology conditions, including colon screenings, at Avera Medical Group Gastroenterology in Sioux Falls, SD. Dr. Feyen is rated as an Advanced provider by MediFind in Endoscopy. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Colitis, Viral Gastroenteritis, Esophageal Varices, Endoscopy, and Gastrectomy. Dr. Feyen is board certified in American Board Of Gastroenterology And Hepatology.
Avera Medical Group Surgical Associates — Aberdeen
Dr. Larson is a general surgeon at Avera Medical Group Aberdeen Surgical Associates. Dr. Larson is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Hernia, Varicose Veins, Familial Colorectal Cancer, Hernia Surgery, and Endoscopy. Dr. Larson is board certified in American Board Of Surgery.
Avera Medical Group Internal Medicine — Aberdeen
Dr. Ronald Rovang is a hospitalists doctor located at Avera Medical Group Internal Medicine Aberdeen. Dr. Rovang is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Renovascular Hypertension, Gallstones, Stroke, Endoscopy, and Ureteroscopy. Dr. Rovang is board certified in American Board Of Internal Medicine.
Avera Medical Group Pediatric Specialists — Plaza 1
Stig Somme, MD, provides a wide variety of pediatric surgeries at Avera Medical Group Pediatric Specialists — Plaza 1 in Sioux Falls, SD. Dr. Somme is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Gastroschisis, Tracheoesophageal Fistula, Infantile Pyloric Stenosis, Endoscopy, and Oophorectomy. Dr. Somme is board certified in American Board Of Surgery American Board Of Pediatric Surgery Advanced Trauma Life Support.
Avera Sacred Heart Hospital
Dr. Hiltunen is a hospitalist at Avera Sacred Heart Hospital in Yankton. Dr. Hiltunen is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Gallbladder Disease, Liver Failure, Hip Replacement, and Ureteroscopy. Dr. Hiltunen is board certified in American Board Of Internal Medicine.
Avera Medical Group ENT — Head & Neck Surgery — Plaza 1
Dr. W. Chad Spanos is an otolaryngologist at Avera Medical Group ENT - Head &Neck Surgery in Sioux Falls, SD. Dr. Spanos is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Parathyroid Hyperplasia, Laryngeal Cancer, Hyperparathyroidism, Thyroidectomy, and Gastrostomy. Dr. Spanos is board certified in American Board Of Otolaryngology.
Avera McKennan Hospital & University Health Center
Dr. Emad Beshai is a hospitalist at Avera McKennan Hospital in Sioux Falls. Dr. Beshai is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Chronic Cough, Vertigo, Hypertension, Gastrostomy, and Colonoscopy. Dr. Beshai is board certified in American Board Of Internal Medicine.
Avera Medical Group Internal Medicine — Dawley Farm
Dr. Ryan J. Miller provides internal medicine care for adults with many conditions both chronic and routine, at Avera Medical Group Family Health Center – Dawley Farm in Sioux Falls, SD. Dr. Miller is rated as an Experienced provider by MediFind in Endoscopy. His clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Type 2 Diabetes (T2D), and Endoscopy. Dr. Miller is board certified in American Board Of Internal Medicine.
Avera Medical Group Pediatric Specialists — Plaza 1
Dr. Stephen Nanton is a pediatric gastroenterologist at Avera Medical Group Pediatric Specialists Sioux Falls. Dr. Nanton is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Eosinophilic Esophagitis, Esophagitis, Delayed Growth, and Endoscopy. Dr. Nanton is board certified in American Board Of Pediatrics, Pediatric Gastroenterology And Internal Medicine.
Avera Medical Group ENT — Head & Neck Surgery — Plaza 1
Dr. Mark Jameson is an otolaryngologist at Avera Medical Group Ear Nose & Throat in Sioux Falls, SD. Dr. Jameson is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Sinus Cancer, Teratocarcinosarcoma, Olfactory Neuroblastoma, Laryngectomy, and Gastrostomy. Dr. Jameson is board certified in American Board Of Otolaryngology – Head And Neck Surgery.
Avera General Surgery — Pierre
Dr. Becker is a general surgeon at Avera Medical Group Pierre. Dr. Becker is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Familial Pancreatic Cancer, Pancreatic Cancer, Familial Colorectal Cancer, Gastrectomy, and Colonoscopy. Dr. Becker is board certified in American Board Of Surgery.
Avera Medical Group Internal Medicine — Plaza 2
Dr. Comfort Agaba is an internal medicine doctor at Avera Medical Group Internal Medicine in Sioux Falls, South Dakota. Dr. Agaba is rated as an Experienced provider by MediFind in Endoscopy. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Low Potassium Level, and Endoscopy.
Avera Medical Group Cardiovascular Specialists — Aberdeen
Dr. Gundewar is a family medicine physician at Avera Medical Group Cardiovascular Specialists Aberdeen. Dr. Gundewar is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses Endocarditis, Coronary Heart Disease, Atherosclerosis, Pacemaker Implantation, and Angioplasty. Dr. Gundewar is board certified in ABMS Board Of Internal Medicine ABMS Board Of Internal Medicine - Cardiovascular Disease ABMS Board Of Internal Medicine - Interventional Cardiology/Certified.
Avera McKennan Hospital & University Health Center
Dr. Joshua Plorde is a radiologist at Avera in Sioux Falls, SD. Dr. Plorde is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, End-Stage Renal Disease (ESRD), Liver Embolization, and Bone Marrow Aspiration. Dr. Plorde is board certified in American Board Of Radiology - Diagnostic Radiology; American Board Of Radiology - Vascular & Interventional Radiology.
Avera Medical Group Internal Medicine — 69th & Louise
Dr. Sophie Two Hawk provides expert care for common and specialized internal diseases at Avera Medical Group Internal Medicine on Louise Avenue in Sioux Falls, SD. Dr. Hawk is rated as an Experienced provider by MediFind in Endoscopy. Her clinical expertise encompasses Bone Marrow Aspiration and Endoscopy. Dr. Hawk is board certified in American Board Of Internal Medicine Eligible - American Board Of Internal Medicine - Critical Care Certified In Public Health.
Avera Medical Group Internal Medicine — Plaza 2
Kevin Smith, DO, FACP, provides internal medicine services at Avera Medical Group Internal Medicine – Sioux Falls – Cliff Avenue in Sioux Falls, SD. Dr. Smith is rated as an Experienced provider by MediFind in Endoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses MELAS Syndrome, Obesity, Sepsis, Obesity in Children, and Endoscopy. Dr. Smith is board certified in American Board Of Internal Medicine American Board Of Obesity Medicine.
Last Updated: 06/30/2026



















