The 20 Best Irritable Bowel Syndrome (IBS) Doctors Near Me in diamond bar, CA
Find the Top Irritable Bowel Syndrome (IBS) Experts and Specialists
Yuan Liu is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 117 other conditions, according to our data. Her clinical expertise encompasses Lung Adenocarcinoma, Arthritis, Lung Cancer, Tissue Biopsy, and Endoscopy. Dr. Liu is currently accepting new patients.
Office
Ryan Agena is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Agena is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Agena is currently accepting new patients.
Premier Family Medicine Associates Inc
Erik Olsen is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Olsen is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Sepsis, High Cholesterol, Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, and Pacemaker Implantation. Dr. Olsen is currently accepting new patients.
Office
Sudhir Reddy is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Reddy is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Anemia, Gastrostomy, and Endoscopy.
Douglas Starr is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Starr is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Hypertensive Heart Disease, Enlarged Liver, High Cholesterol, and Type 2 Diabetes (T2D).
Jonathan Ou is a primary care provider, practicing in Pediatrics and Internal Medicine in Diamond Bar, California. He has been practicing medicine for over 17 years. Dr. Ou is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His clinical expertise encompasses Osteomyelitis in Children, High Cholesterol, Febrile Neutropenia, and Vitamin D Deficiency. Dr. Ou is currently accepting new patients.
Vijay Prabhakar is a Gastroenterologist practicing medicine in Chino Hills, California. Dr. Prabhakar is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His clinical expertise encompasses Hemorrhoids, Familial Adenomatous Polyposis, Diverticular Disease, and Intestinal Cancer. Dr. Prabhakar is currently accepting new patients.
Mallu C. Reddy M.D., Inc
Mallu Reddy is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Reddy is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, Endoscopy, and Gastrostomy. Dr. Reddy is board certified in American Board Of Internal Medicine. Dr. Reddy is currently accepting new patients.
MDVIP - Brea, CA
John Mitchell is a primary care provider, practicing in Family Medicine in Brea, California. Dr. Mitchell is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His clinical expertise encompasses Menopause, Familial Combined Hyperlipidemia, Cirrhosis, and Xanthoma. Dr. Mitchell is currently accepting new patients.
Chino Medical Group Inc
Venkata Pulakanti is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Pulakanti is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Obesity, Obesity in Children, Type 2 Diabetes (T2D), and Familial Hypertension. Dr. Pulakanti is currently accepting new patients.
Cucamonga Valley Medical Group, Inc.
Jesse Minguez is a primary care provider, practicing in Family Medicine in Chino, California. Dr. Minguez is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 49 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Alcoholic Neuropathy. Dr. Minguez is board certified in American Board Of Family Medicine. Dr. Minguez is currently accepting new patients.
Caduceus Medical Group
Essam Quraishi is a Gastroenterologist practicing medicine in Yorba Linda, California. Dr. Quraishi is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gastritis, Nonalcoholic Steatohepatitis (NASH), Gastrectomy, and Gastrostomy.
Chaparral Medical Group Inc.
Nallely Flores-Lazcano is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Flores-Lazcano is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Obesity, Hepatic Cystic Hamartoma, Caroli Disease, and Sciatica. Dr. Flores-Lazcano is currently accepting new patients.
Chaparral Medical Group Inc.
Uzma Waraich is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Waraich is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, High Cholesterol, and Type 2 Diabetes (T2D). Dr. Waraich is currently accepting new patients.
Pomona Valley Health Centers At La Verne
Michael Deanda is a primary care provider, practicing in Family Medicine in La Verne, California. Dr. Deanda is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Type 2 Diabetes (T2D), High Cholesterol, and Obesity in Children. Dr. Deanda is currently accepting new patients.
Pilgrim Place Health Services Center
James Meyers is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Meyers is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Obesity, Sepsis, Familial Hypertension, and Endoscopy. Dr. Meyers is currently accepting new patients.
City Of Hope's Helford Clinical Research Hospital
James Lin is a Gastroenterologist practicing medicine in Duarte, California. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses Bile Duct Stricture, Bile Duct Obstruction, Cholestasis, Colonoscopy, and Gastrectomy.
Our Family Medical Group
Nischita Merla is a Gastroenterologist practicing medicine in Pomona, California. Dr. Merla is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). 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.
Platinum Digestive Health
Bhaveshkumar Patel is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Patel is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Bile Duct Obstruction, Endoscopy, and Gastrostomy. Dr. Patel is board certified in American Board Of Internal Medicine.
Caduceus Physicians Medical Group
Brian Riff is a Gastroenterologist practicing medicine in Yorba Linda, California. Dr. Riff is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Campylobacter Infection, Gastrostomy, and Gastrectomy. Dr. Riff is board certified in American Board Of Internal Medicine.
Last Updated: 09/26/2026

