The 20 Best Colonoscopy Doctors near Upland, CA
Find the Experts and Specialists who perform Colonoscopy
S. M. Hammad Rizvi, M.D., Inc.
Syed Rizvi is a primary care provider, practicing in Family Medicine in Upland, California. He has been practicing medicine for over 25 years. Dr. Rizvi 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 Hypertensive Heart Disease, Multisystem Inflammatory Syndrome in Children (MIS-C), COVID-19, Gastrostomy, and Endoscopy. Dr. Rizvi is board certified in American Board Of Family Medicine.
ProHealth Partners A Medical Group Inc.
Azhar Majeed is a primary care provider, practicing in Family Medicine in Upland, California. Dr. Majeed 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 Hypertensive Heart Disease, Acute Kidney Failure, Multisystem Inflammatory Syndrome in Children (MIS-C), Gastrostomy, and Endoscopy.
ProHealth Partners A Medical Group Inc.
Gimha Gunawardana is a Geriatrics provider practicing medicine in Upland, California. Dr. Gunawardana 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 End-Stage Renal Disease (ESRD), Sepsis, Pneumonia, Gastrostomy, and Endoscopy.
ProHealth Partners A Medical Group Inc.
Mansurur Khan is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Khan 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 Renovascular Hypertension, Stroke, Hypertensive Heart Disease, Gastrostomy, and Endoscopy.
Ct Hung MD Inc.
Chuang-ti Hung is a Gastroenterologist practicing medicine in Upland, California. Dr. Hung is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Trichohepatoenteric Syndrome, Hemorrhoids, Gastrectomy, and Gastrostomy.
Hadi, Ghassan, E., M.D., Inc.
Ghassan Hadi is a primary care provider, practicing in Internal Medicine in Upland, California. He has been practicing medicine for over 38 years. Dr. Hadi 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 Acute Kidney Failure, End-Stage Renal Disease (ESRD), Sepsis, Gastrostomy, and Endoscopy. Dr. Hadi is board certified in American Board Of Internal Medicine.
Basim Z. Abdelkarim, M.D., Inc.
Basim Abdelkarim is a Gastroenterologist practicing medicine in Upland, California. He has been practicing medicine for over 27 years. Dr. Abdelkarim is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Hemorrhoids, Gastroesophageal Reflux Disease (GERD), Gastrostomy, and Endoscopy. Dr. Abdelkarim is board certified in American Board Of Internal Medicine.
Basim Z. Abdelkarim, M.D., Inc.
Priyanka Yaramada is a Gastroenterologist practicing medicine in Upland, California. She has been practicing medicine for over 18 years. Dr. Yaramada is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 27 other conditions, according to our data. Her clinical expertise encompasses Anemia, Diverticular Disease, Hemorrhoids, Gastrectomy, and Gastrostomy. Dr. Yaramada is board certified in American Board Of Internal Medicine.
San Antonio Regional Medical Group Inc.
Ai-jen Wang is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Wang is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Necrosis, Sepsis, Atypical Pneumonia, Colonoscopy, and Endoscopy.
Dwaraknath P. Reddy M.D.
Dwaraknath Reddy is a Gastroenterologist practicing medicine in Upland, California. Dr. Reddy 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 Esophagitis, Gastrointestinal Bleeding, Painful Swallowing, Gastrectomy, and Gastrostomy.
Chaparral Medical Group Inc.
Nischita Merla is a Gastroenterologist practicing medicine in Upland, California. Dr. Merla is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 36 other conditions, according to our data. Her clinical expertise encompasses Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Juvenile Polyposis Syndrome, Endoscopy, and Gastrostomy.
Premiere Medical Group Of California
Ythanh Nguyen is a primary care provider, practicing in Internal Medicine in Upland, 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.
Kevin Jenkins, Do, Inc.
Kevin Jenkins is an Internal Medicine provider practicing medicine in Upland, California. He has been practicing medicine for over 53 years. Dr. Jenkins is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Diverticular Disease, Hemorrhoids, Gastrectomy, and Gastrostomy. Dr. Jenkins is board certified in American Osteopathic Board Of Internal Medicine.
Lally Medical Group A Professional Corporation
James Lally is a primary care provider, practicing in Family Medicine in Montclair, California. Dr. Lally 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 End-Stage Renal Disease (ESRD), Tietz Syndrome, Costochondritis, Endoscopy, and Hip Replacement.
J.Singh D.O. Inc
Jhujhar Singh is a primary care provider, practicing in Geriatrics in Montclair, California. Dr. Singh 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, Cold-Induced Sweating Syndrome, Dopamine Beta-Hydroxylase Deficiency, Gastrostomy, and Endoscopy.
Nagasamudra Ashok, M.D.
Anika Muthiah is a primary care provider, practicing in Family Medicine in Montclair, California. Dr. Muthiah 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 Sepsis, Peptic Ulcer, Necrosis, Acute Tubular Necrosis, and Colonoscopy.
Montclair Hospital Medical Center
David Nguyen is a Family Medicine provider practicing medicine in Montclair, California. Dr. Nguyen is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Gallbladder Disease, ALK-Positive Non-Small Cell Lung Cancer, Bladder Reconstruction, and Thymectomy.
Office
David Gonzales is a Family Medicine provider practicing medicine in Upland, California. Dr. Gonzales is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Liver Failure, Gallbladder Disease, Intestinal Cancer, Colonoscopy, and Gastrostomy.
Anthony S. Oh, MD A Medical Corporation
Anthony Oh is a General Surgeon practicing medicine in Montclair, California. He has been practicing medicine for over 30 years. Dr. Oh is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Gallstones, Choledocholithiasis, Gallbladder Disease, Colostomy, and Gastrostomy. Dr. Oh is board certified in American Board Of Surgery.
Chaparral Medical Group Inc.
Hla Maung is a Nephrologist practicing medicine in Claremont, California. Dr. Maung 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 Acute Kidney Failure, End-Stage Renal Disease (ESRD), Necrosis, Gastrostomy, and Colonoscopy.
Last Updated: 04/28/2026