The 20 Best Colonoscopy Doctors near Westminster, CA
Find the Experts and Specialists who perform Colonoscopy
UCI Health H.H. Chao 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 53 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Jaundice, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy.
Chaewon Song is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Song is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Colonoscopy.
Tam H. Le MD Inc.
Tam Le is a Colorectal Surgeon practicing medicine in Fountain Valley, California. Dr. Le is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Hernia, Familial Colorectal Cancer, Colorectal Cancer, Hemorrhoidectomy, and Hernia Surgery.
Long Phi Dang MD Inc
Long Dang is a Gastroenterologist practicing medicine in Westminster, California. He has been practicing medicine for over 33 years. Dr. Dang is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 57 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gastritis, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Dang is board certified in American Board Of Gastroentrology.
Digestive And Liver Disease Specialists
Syam Gaddam is a Gastroenterologist practicing medicine in Garden Grove, California. He has been practicing medicine for over 45 years. Dr. Gaddam is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Hepatitis, Painful Swallowing, Swallowing Difficulty, Gastrostomy, and Gastrectomy. Dr. Gaddam is board certified in American Board Of Internal Medicine.
House Call Medical Associates Inc.
Dat Nguyen is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Nguyen is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Sepsis, Stroke, Gastritis, Gastrostomy, and Endoscopy.
Samir A Shah MD Professional Corp.
Samir Shah is an Ophthalmologist practicing medicine in Huntington Beach, California. Dr. Shah is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Cataract, Dry Eye Syndrome, Cloudy Cornea, Colonoscopy, and Endoscopy.
Long Beach Gastroenterology Associates
Mohammed Ali is a Gastroenterologist practicing medicine in Long Beach, California. Dr. Ali is rated as a Distinguished provider by MediFind in Colonoscopy. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Eosinophilic Colitis, Gastroesophageal Reflux Disease (GERD), Colonoscopy, and Endoscopy.
Imran Sharief, MD Private Practice
I seek to provide the most complete care to my patients in a caring and respectful way. 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 Atypical Pneumonia, Hospital-Acquired 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.
Timothy C. Simmons, MD Private Practice
Our goal is to provide care that is second to none via physicians and staff who are knowledgeable in all aspects of gastroenterology. We believe that this care be delivered through compassion, confidentiality, and understanding of your need for service regardless of race, religion, or economic background. Dr. Simmons is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Esophageal Varices, Esophagitis, Gastrectomy, and Gastrostomy. Dr. Simmons is board certified in Internal Medicine and Internal Medicine (Sub: Gastroenterology). Dr. Simmons is currently accepting new patients.
Pathway Medical Group
Khaled Chan is an Internal Medicine specialist and a Pulmonary Medicine provider practicing medicine in Westminster, California. He has been practicing medicine for over 35 years. Dr. Chan 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, Hospital-Acquired Pneumonia, Atypical Pneumonia, Gastrostomy, and Endoscopy. Dr. Chan is board certified in American Board Of Internal Medicine.
Vivian Nguyen MD Professional Corp.
Vivian Nguyen is an Internal Medicine provider practicing medicine in Westminster, California. Dr. Nguyen is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Spontaneous Coronary Artery Dissection (SCAD), Urea Cycle Disorders (UCD), Chronic Inflammatory Response Syndrome (CIRS), Hernia Surgery, and Bone Marrow Aspiration.
Thuan H. Vo MD A Medical Corp.
Thuan Vo is a primary care provider, practicing in Internal Medicine in Westminster, California. Dr. Vo is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Parinaud Oculoglandular Syndrome, Tracheitis, Sitosterolemia, Gastrostomy, and Colonoscopy.
Minh Nguyen is a Holistic Medicine provider practicing medicine in Westminster, California. Ms. Nguyen is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Gallbladder Disease, Colonoscopy, and Endoscopy.
Choice Care Inc.
Jonathan Pourmorady is a Gastroenterologist practicing medicine in Garden Grove, California. Dr. Pourmorady is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Angiodysplasia of the Colon, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Endoscopy.
Ali Fouladi M.D. Inc.
Jonathan Warnelo is an Internal Medicine provider practicing medicine in Garden Grove, California. He has been practicing medicine for over 10 years. Dr. Warnelo is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Chronic Inflammatory Response Syndrome (CIRS), Gastrostomy, and Colonoscopy.
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Meera Sohail is a primary care provider, practicing in Internal Medicine in Huntington Beach, California. Dr. Sohail is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 18 other conditions, according to our data. Her clinical expertise encompasses Schizoaffective Disorder, Apoplexy, Heart Attack, Gastrostomy, and Endoscopy.
Tam K Nguyen Medical Professional Corp.
Tam Nguyen is a primary care provider, practicing in Hospital Medicine in Garden Grove, California. Dr. Nguyen is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Sepsis, Pneumonia, Type 2 Diabetes (T2D), Gastrostomy, and Colonoscopy.
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Ellen Gim is a primary care provider, practicing in Hospital Medicine in Fountain Valley, California. Dr. Gim is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Cellulitis, Stroke, Sepsis, Gastrostomy, and Colonoscopy.
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Elizabeth Tsai is a primary care provider, practicing in Hospital Medicine in Fountain Valley, California. Dr. Tsai 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 Cellulitis, Sepsis, Ogilvie Syndrome, Gastrostomy, and Pacemaker Implantation.
Last Updated: 04/28/2026
