The 20 Best Colonoscopy Doctors near Fontana, CA
Find the Experts and Specialists who perform Colonoscopy
Sang Kim is a Holistic Medicine provider practicing medicine in Fontana, California. Mr. Kim is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Cervical Myelopathy, Fractured Spine, Laminectomy, and Colonoscopy.
San Bernardino Gastroenterology Associates
George Saffouri is a Gastroenterologist practicing medicine in Rialto, California. Dr. Saffouri 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 Hemorrhoids, Diverticular Disease, Chronic Erosive Gastritis, Endoscopy, and Colonoscopy. Dr. Saffouri is board certified in Internal Medicine (Sub: Gastroenterology) and Internal Medicine. Dr. Saffouri is currently accepting new patients.
Kaiser Permanente Fontana Medical Center
Thoyaja Koritala is a primary care provider, practicing in Internal Medicine in Fontana, California. She has been practicing medicine for over 18 years. Dr. Koritala 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 COVID-19, Sepsis, Necrosis, Endoscopy, and Colonoscopy. Dr. Koritala is currently accepting new patients.
Fontana Medical Center
Syed Yusuf is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Yusuf is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Gastrointestinal Bleeding, Pneumonia, Hospital-Acquired Pneumonia, Endoscopy, and Colonoscopy.
Kaiser Permanente Fontana Medical Center
Ashley Alexander is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Alexander is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Sepsis, Hereditary Pancreatitis, and Colonoscopy.
Kaiser Permanente Fontana Medical Center
Jonnel Constantino is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Constantino is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Parapneumonic Pleural Effusion, Ascites, Sepsis, Gastrostomy, and Colonoscopy.
Kaiser Permanente Fontana Medical Center
Gregory Shimizu is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Shimizu is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Sepsis, Heart Attack, Apoplexy, Gastrostomy, and Endoscopy.
Kaiser Permanente Fontana Medical Center
Hoveda Mufti is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Mufti 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 Apoplexy, Heart Attack, Sepsis, Thyroidectomy, and Pacemaker Implantation.
Kaiser Permanente Fontana Medical Center
Elnaz Rakhshan is a primary care provider, practicing in Internal Medicine in Fontana, California. She has been practicing medicine for over 18 years. Dr. Rakhshan is rated as an Experienced provider by MediFind in Colonoscopy. Her clinical expertise encompasses Sepsis, Gastrointestinal Bleeding, Pneumonia, Endoscopy, and Atherectomy.
Derek Nguyen Md, Inc.
Derek Nguyen is a primary care provider, practicing in Internal Medicine in Riverside, California. Dr. Nguyen 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 End-Stage Renal Disease (ESRD), Diffuse Large B-Cell Lymphoma (DLBCL), Large-Cell Immunoblastic Lymphoma, Gastrostomy, and Endoscopy. Dr. Nguyen is board certified in American Board Of Family Medicine. Dr. Nguyen is currently accepting new patients.
Osorio, Ruben, M.D., Inc.
Ruben Osorio is a General Surgeon practicing medicine in San Bernardino, California. Dr. Osorio is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Perforation, Ogilvie Syndrome, Cholecystitis, Hernia Surgery, and Gastrostomy. Dr. Osorio is board certified in American Board Of Surgery and Surgery General Surgery. Dr. Osorio is currently accepting new patients.
Sound Physicians
Muhammad Arif is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Arif 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 Menetrier Disease, Gastrointestinal Stromal Tumor, Gastritis, Endoscopy, and Colonoscopy. Dr. Arif is board certified in Family Medicine. Dr. Arif is currently accepting new patients.
Jerry L. Pettis Memorial Veterans' Hospital
Mohammed Ali is a Gastroenterologist practicing medicine in Loma Linda, 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.
Office
Ashish Malhotra is a Geriatrics provider practicing medicine in Rancho Cucamonga, California. Dr. Malhotra 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 Kluver Bucy Syndrome, Hypertension, Familial Hypertension, Colonoscopy, and Endoscopy.
Vinod Garg, MD Inc
Vinod Garg is a Gastroenterologist and a General Surgeon practicing medicine in Rancho Cucamonga, California. Dr. Garg is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Gangrene, Choledocholithiasis, Cellulitis, Hernia Surgery, and Gastrostomy. Dr. Garg is board certified in American Board Surgery.
C2c Medical Apc/C2c Sleep
Ythanh Nguyen is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Nguyen 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 Peptic Ulcer, Sepsis, Necrosis, Endoscopy, and Colonoscopy.
Carlos R. Vigil DO A Professional Corp.
Hussein Abidali is a Gastroenterologist practicing medicine in Rancho Cucamonga, California. Dr. Abidali is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gastrostomy. Dr. Abidali is currently accepting new patients.
Mina Mikhail MD Inc.
Mina Mikhail is a primary care provider, practicing in Internal Medicine in Riverside, California. Dr. Mikhail 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 Cellulitis, End-Stage Renal Disease (ESRD), Type 2 Diabetes (T2D), Colonoscopy, and Gastrostomy. Dr. Mikhail is board certified in American Board Of Internal Medicine.
Alertive Healthcare Medical Group Apc
Sahar Eivaz-Mohammadi is a primary care provider, practicing in Geriatrics and Internal Medicine in Riverside, California. Dr. Eivaz-Mohammadi 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 Strongyloidiasis, Rhabditida Infections, Apoplexy, Endoscopy, and Colonoscopy.
Riverside Community Hospital
Pejman Solaimani is a Gastroenterologist practicing medicine in Riverside, California. Dr. Solaimani is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Colonoscopy.
Last Updated: 09/26/2026


