The 20 Best Irritable Bowel Syndrome (IBS) Doctors Near Me in Fontana, CA
Find the Top Irritable Bowel Syndrome (IBS) Experts and Specialists
Optum - Rialto
Camille De S Chano is a primary care provider, practicing in Family Medicine in Rialto, California. She has been practicing medicine for over 17 years. Dr. De S Chano is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Obesity, Osteomyelitis in Children, Type 2 Diabetes (T2D), and Obesity in Children. Dr. De S Chano is currently accepting new patients.
Cucamonga Valley Medical Group, Inc.
Kimberly Bekemeier is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Bekemeier is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, Cirrhosis, and High Cholesterol. Dr. Bekemeier is board certified in American Board Of Family Medicine. Dr. Bekemeier is currently accepting new patients.
Arrowhead Regional Medical Center
Tam Huynh is a primary care provider, practicing in Internal Medicine in Colton, California. Dr. Huynh is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Diabetic Retinopathy, Type 2 Diabetes (T2D), Gastroparesis, and Glucocorticoid-Remediable Aldosteronism. Dr. Huynh is currently accepting new patients.
Ravinder Singh, Md, Inc.
Ravinder Singh is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 121 other conditions, according to our data. His clinical expertise encompasses Hypercalcemia, Milk-Alkali Syndrome, Type 2 Diabetes (T2D), Hormone Replacement Therapy (HRT), and Parathyroidectomy. Dr. Singh is board certified in American Board Of Family Medicine. Dr. Singh is currently accepting new patients.
Fontana Medical Center
Blanca Viramontes is a Gastroenterologist practicing medicine in Fontana, California. Dr. Viramontes is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her clinical expertise encompasses Hemorrhoids, Diverticular Disease, Banti's Syndrome, Esophageal Varices, and Endoscopy.
Fontana Medical Center
Alexander Han is a Gastroenterologist practicing medicine in Fontana, California. Dr. Han is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His clinical expertise encompasses Esophageal Varices, Hemorrhoids, Banti's Syndrome, Mallory-Weiss Syndrome, and Endoscopy. Dr. Han is currently accepting new patients.
Southern California Permanente Medical Group
Angeline Liu is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her clinical expertise encompasses Irritable Bowel Syndrome (IBS).
Fontana Medical Center
Timothy Kuo is a Gastroenterologist practicing medicine in Fontana, California. Dr. Kuo is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His clinical expertise encompasses Bile Acid Malabsorption, Hemorrhoids, Visceromegaly, Alcoholic Cirrhosis, and Endoscopy. Dr. Kuo is currently accepting new patients.
Fontana Medical Center
Robert Kung is a Gastroenterologist practicing medicine in Fontana, California. Dr. Kung is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His clinical expertise encompasses Gastritis, Esophageal Varices, Alcoholic Cirrhosis, Hemorrhoids, and Endoscopy. Dr. Kung is currently accepting new patients.
Radiology/Diagnostic Imaging At Rancho Cucamonga Medical Offices
Rishu Marwaha is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Marwaha is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Obesity, Axillary Nerve Dysfunction, Obesity in Children, and High Cholesterol. Dr. Marwaha is currently accepting new patients.
Fagan, John A. Family Practice, Inc.
John Fagan is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Fagan 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 Ehlers-Danlos Syndrome (EDS), Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Fagan is board certified in American Board Of Family Medicine. Dr. Fagan is currently accepting new patients.
Optum - Colton Cooley
Kelvin Ma is a primary care provider, practicing in Family Medicine in Colton, California. Dr. Ma is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Type 2 Diabetes (T2D), Obesity, and Sciatica. Dr. Ma is currently accepting new patients.
Optum - Colton Cooley
Amandip Birdi is a primary care provider, practicing in Family Medicine in Colton, California. She has been practicing medicine for over 10 years. Dr. Birdi is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her clinical expertise encompasses Cirrhosis, Familial Combined Hyperlipidemia, Xanthoma, and Osteomyelitis in Children. Dr. Birdi is currently accepting new patients.
Aureus Medical Group, Inc.
Steven Barag is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Barag is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Vitamin D Deficiency, Sciatica, Eunuchoidism Familial Hypogonadotropic, and Male Pseudohermaphroditism with Gynecomastia. Dr. Barag is board certified in American Osteopathic Board Of Family Practice. Dr. Barag is currently accepting new patients.
9190 Haven Ave
Ani Berberyan is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Berberyan is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Obesity, Axillary Nerve Dysfunction, Sciatica, and High Cholesterol. Dr. Berberyan is currently accepting new patients.
Cucamonga Valley Medical Group
Eric Bekemeier is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Bekemeier is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Obesity, Cirrhosis, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Bekemeier is currently accepting new patients.
Optum - San Bernardino Medical Group
Nesib Ali is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Ali is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Cirrhosis. Dr. Ali is board certified in American Board Of Family Medicine. Dr. Ali is currently accepting new patients.
San Bernardino Medical Group, Inc
Faith Lee is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, High Cholesterol, and Diabetic Neuropathy. Dr. Lee is board certified in Family Medicine and American Board Of Family Medicine. Dr. Lee is currently accepting new patients.
Behavior Matters
Vicente Vazquez is a primary care provider, practicing in Family Medicine in Riverside, California. Dr. Vazquez is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Insomnia, Obesity, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Vazquez is currently accepting new patients.
Riverside Medical Clinic Inc.
Ennis Zaitoon is a primary care provider, practicing in Internal Medicine in Riverside, California. Dr. Zaitoon is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Obesity in Children, Obesity, and High Cholesterol.
Last Updated: 09/26/2026