The 20 Best Colonoscopy Doctors near costa mesa, 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.
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.
Optum - Harbor
Shirin Majdizadeh is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Majdizadeh is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, Hyperaldosteronism, Colonoscopy, and Endoscopy. Dr. Majdizadeh is board certified in American Board Of Internal Medicine.
Angizeh Sadeghi MD Inc.
Angizeh Sadeghi is a Gastroenterologist practicing medicine in Newport Beach, California. Dr. Sadeghi is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Mallory-Weiss Syndrome, Bacterial Gastroenteritis, Small Bowel Bacterial Overgrowth, Colonoscopy, and Gastrectomy.
Preventive Healthcare Medical Centers
Badar Hasan is a Gastroenterologist practicing medicine in Newport Beach, California. Dr. Hasan is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Colitis, Ulcerative Colitis, Hemorrhagic Proctocolitis, Ileostomy, and Colonoscopy.
Preventive Healthcare Medical Centers
Elizabeth Raskin is a Colorectal Surgeon practicing medicine in Newport Beach, California. Dr. Raskin is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Rectal Prolapse, Familial Colorectal Cancer, Colorectal Cancer, Hernia Surgery, and Colostomy. Dr. Raskin is currently accepting new patients.
Deguzman Medical Corp.
Lino Deguzman is a Gastroenterologist practicing medicine in Newport Beach, California. Dr. Deguzman is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Barrett Esophagus, and Colonoscopy.
John C. Storch M.D. Inc.
John Storch is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Storch is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Trophoblastic Tumor Placental Site, Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), Juvenile Primary Osteoporosis, and Colonoscopy.
Hoag Memorial Hospital Presbyterian
Hany Bashandy is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Bashandy is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Sepsis, Gastrointestinal Bleeding, Stroke, Endoscopy, and Gastrostomy.
Hoag Memorial Hospital Presbyterian
Shervin Nourparvar is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Nourparvar is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Sepsis, Stroke, Ogilvie Syndrome, Gastrostomy, and Endoscopy.
Hoag Memorial Hospital Presbyterian
Richard Mansour is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Mansour 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 Thrombophlebitis, Sepsis, Ogilvie Syndrome, Endoscopy, and Gastrostomy.
Hoag Memorial Hospital Presbyterian
Salina Wolf is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Wolf is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Cholecystitis, Stroke, Gastrostomy, and Bone Marrow Aspiration.
Hoag Memorial Hospital Presbyterian
William Ensley is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Ensley is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Chordoma, Sepsis, Gastrointestinal Bleeding, Gastrostomy, and Endoscopy.
Hoag Memorial Hospital Presbyterian
Gene Mizumoto is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Mizumoto is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Sepsis, Stroke, Ogilvie Syndrome, Gastrostomy, and Endoscopy.
Hoag Memorial Hospital Presbyterian
Richard Meis is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Meis is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Sepsis, Ogilvie Syndrome, Gastrointestinal Bleeding, Gastrostomy, and Endoscopy.
Hoag Memorial Hospital Presbyterian
Jusleen Uppal is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Uppal is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Ogilvie Syndrome, Hypothermia, Gastrostomy, and Colonoscopy.
Hoag Memorial Hospital Presbyterian
Jadwiga Close is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Close is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Ogilvie Syndrome, Pneumonia, Gastrostomy, and Bone Marrow Aspiration.
Hoag Memorial Hospital Presbyterian
Victor Sanders is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Sanders 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, Peptic Ulcer, Pneumonia, Gastrostomy, and Endoscopy.
Hoag Memorial Hospital Presbyterian
Brian Kong is a primary care provider, practicing in Internal Medicine in Newport Beach, California. He has been practicing medicine for over 18 years. Dr. Kong is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Sepsis, Oligodendroglioma, Pediatric Low-Grade Glioma (pLGG), Gastrostomy, and Endoscopy.
Last Updated: 09/26/2026


