The 20 Best Colonoscopy Doctors near irvine, CA
Find the Experts and Specialists who perform Colonoscopy
UCI Health Chao Family Comprehensive Digestive Disease Center
Jason Samarasena is a Gastroenterologist practicing medicine in Orange, California. Dr. Samarasena is rated as an Elite provider by MediFind in Colonoscopy. He is also highly rated in 50 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Jaundice, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy. Dr. Samarasena is board certified in American Board Of Internal Medicine - Gastroenterology.
Gottschalk Medical Plaza
William Karnes is a Gastroenterologist practicing medicine in Irvine, California. He has been practicing medicine for over 44 years. Dr. Karnes is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Trichohepatoenteric Syndrome, Nonalcoholic Steatohepatitis (NASH), Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy. Dr. Karnes is board certified in American Board Of Internal Medicine - Gastroenterology and American Board Of Internal Medicine - Internal Medicine.
Digestive Disease Consultants Of Orange County Inc.
Paul Lee is a Gastroenterologist practicing medicine in Irvine, California. Dr. Lee is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Painful Swallowing, Endoscopy, and Colonoscopy.
Digestive Disease Consultants Of Orange County Inc.
Shahrooz Bemanian is a Gastroenterologist practicing medicine in Irvine, California. Dr. Bemanian is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 59 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Menetrier Disease, Gastrectomy, and Colonoscopy.
Imran Sharief, MD Private Practice
Imran Sharief is a Pulmonary Medicine specialist and a Sleep Medicine provider practicing medicine in Santa Ana, California. Dr. Sharief is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Hospital-Acquired Pneumonia, Atypical Pneumonia, Pneumonia, Obstructive Sleep Apnea, and Colonoscopy. Dr. Sharief is board certified in Internal Medicine (Sub: Sleep Medicine). Dr. Sharief is currently accepting new patients.
UCI Health Chao Family Comprehensive Digestive Disease Center
Skandan Shanmugan is a Colorectal Surgeon practicing medicine in Orange, California. Dr. Shanmugan is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Hernia Surgery, and Ileostomy. Dr. Shanmugan is board certified in American Board Of Surgery - Surgery (General Surgery). Dr. Shanmugan is currently accepting new patients.
Cedars Family Medicine Inc.
Christopher Salem is a primary care provider, practicing in Family Medicine and Geriatrics in Irvine, California. Dr. Salem is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Sepsis, Stroke, Lung Metastases, Gastrostomy, and Thymectomy. Dr. Salem is board certified in American Osteopathic Board Of Family Practice. Dr. Salem is currently accepting new patients.
Michael Shaw is a primary care provider, practicing in Family Medicine in Irvine, California. Dr. Shaw is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Colonoscopy.
Regents Point-Windcrest
Hien Nguyen is a primary care provider, practicing in Internal Medicine in Irvine, California. She has been practicing medicine for over 17 years. Dr. Nguyen is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Pneumonia, Sepsis, Ogilvie Syndrome, Gastrostomy, and Colonoscopy.
UCI Health Susan Samueli Integrative Health Institute
Kiran Sachdev is a Gastroenterologist practicing medicine in Irvine, California. Dr. Sachdev is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Encopresis, Bowel Incontinence, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.
Khaldoun Debian is a Gastroenterologist practicing medicine in Tustin, California. Dr. Debian is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Gardner Syndrome, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Gastrectomy. Dr. Debian is currently accepting new patients.
Office
Hubert Sie is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Sie is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Sepsis, Bile Duct Stricture, Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Endoscopy, and Pancreatectomy.
Orange County Irvine Medical Center
Erica Bromley is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Bromley is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Colorectal Cancer, Chronic Cough, and Colonoscopy.
Alton Sand Canyon Medical Offices
Shireena Desai is a Gastroenterologist practicing medicine in Irvine, California. She has been practicing medicine for over 17 years. Dr. Desai is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Colorectal Polyps, Hemorrhoids, Heartburn, Alcoholic Cirrhosis, and Colonoscopy. Dr. Desai is currently accepting new patients.
Hoag Hospital Irvine
David Liao is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Liao is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Pneumonia, Sepsis, Ogilvie Syndrome, Endoscopy, and Colonoscopy.
Hoag Hospital Irvine
John Dieckhoff is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Dieckhoff is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Pneumonia, Sepsis, Ogilvie Syndrome, Gastrostomy, and Hip Replacement.
Hoag Hospital Irvine
Veejay Geria is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Geria is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Pneumonia, Sepsis, Hospital-Acquired Pneumonia, Hip Replacement, and Endoscopy.
Hoag Hospital Irvine
Yi Tang is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Tang is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Episcleritis, Pneumonia, Sepsis, Gastrostomy, and Bone Marrow Aspiration.
Hoag Hospital Irvine
Ewa Kontny is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Kontny is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 26 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Mixed Connective Tissue Disease, Pneumonia, Endoscopy, and Hip Replacement.
Alton/sand Canyon Medical Offices
Debby Chou is a Hospital Medicine provider practicing medicine in Irvine, California. Dr. Chou is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Colonoscopy and Bone Marrow Aspiration.
Last Updated: 09/26/2026



