3 Best Gastroenterologists in Corona, CA

Expert-recommended Top 3 Gastroenterologists in Corona, California. All of our gastroenterologists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

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HUAFENG SHEN, MD

341 Magnolia Avenue,
Corona, CA 92879 Directions

Since 2005

Specialty:

Colorectal Cancer Screening GERD Esophageal Disorder Motility Disorder Functional GI Disorder IBS IBD Liver Disease Upper GI Endoscopy

Dr. Huafeng Shen earned his medical degree from Zhejiang University in China. He completed his internal medicine residency at Nassau University Medical Center. He also completed his fellowship in Gastroenterology/Hepatology at the University of Iowa. Dr. Huafeng Shen has medical interests in treating general gastroenterology and liver conditions. He is board-certified by the American Board of Gastroenterology/Hepatology and the American Board of Internal Medicine. Dr. Huafeng Shen practices in Corona and Eastvale, CA. Dr. Huafeng Shen also has affiliations with Southwest Healthcare Rancho Springs Hospital.

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License #A155704

Contact:

  • info@unitedmd.com
(951) 734-9930

Mon-Fri: 8:30am - 5:30pm
Sat & Sun: Closed

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Mohammad Mazen Jamal - Corona, CA Gastroenterologists - Doctor Portrait Image
Mohammad Mazen Jamal - Corona, CA Gastroenterologists - Clinic Exterior Image
3+ YEARS IN TBR
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MOHAMMAD MAZEN JAMAL

OCEANA GASTROENTEROLOGY ASSOCIATES
2097 Compton Avenue, Suite 103,
Corona, CA 92881 Directions

Since 1981

Specialty:

Barrett’s Esophagus Crohn’s Disease Colon Cancer Diverticulitis Esophageal Disease Gallstones Gastroesophageal Reflux Disease (GERD) Gastrointestinal Cancers Hemorrhoids Hepatitis Hiatal Hernia Inflammatory Bowel Disease (IBD) Liver Disease Pancreatic and Biliary Diseases Ulcerative Colitis Ulcers

Dr. Mohammad Mazen Jamal earned his medical degree from the University of Damascus Medical School. He completed his residency in internal medicine and his gastroenterology fellowship at the University of Damascus Medical School. He also completed a fellowship in interventional gastroenterology at the University of Liverpool School of Medicine in England. In 2001, he attained a master's degree in public health (MPH) from the University of New Mexico's School of Public Health. Dr. Mohammad Mazen Jamal holds dual board certifications in both gastroenterology and internal medicine by the American Board of Internal Medicine. In 2014, he established Oceana Gastroenterology Associates, where he plays a pivotal role in diagnosing, monitoring, and treating an extensive range of digestive disorders, including conditions like stomach pain, ulcers, acid reflux, constipation, and Crohn's disease. Dr. Mohammad Mazen Jamal is also actively engaged in contributing to published research, articles, and other materials featured in industry journals, books, and various publications. Dr. Mohammad Mazen Jamal practices at Oceana Gastroenterology Associates, situated in Corona, CA.

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License #A46078

Contact:

(951) 934-0505

Mon-Fri: 8am - 5pm
Sat & Sun: Closed

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6+ YEARS IN TBR
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OMAR SHAHBAZ, M.D.,MS

341 Magnolia Avenue, Suite 207,
Corona, CA 92879 Directions

Since 2011

Specialty:

Gastrointestinal Hemorrhage Peptic Ulcer Disease Inflammatory Bowel Disease (IBD) Cirrhosis Cholelithiasis or Cholecystitis Infectious Liver Disease Gastroesophageal Reflux Disease (GERD) Irritable Bowel Syndrome (IBS) Constipation Benign Polyps of the Colon Intestinal Obstruction Gastritis and Duodenitis Hemorrhoids Diverticulitis Malignant Neoplasm of Colon

Dr. Omar Shahbaz received his internal medicine training at the University of Connecticut. He completed a gastroenterology fellowship at Georgetown University. Dr. Omar Shahbaz is board-certified by the American Board of Internal Medicine and the American Board of Gastroenterology/Hepatology. He is particularly interested in treating patients with GI problems. He currently practices at United Gastroenterologists and is affiliated with Riverside Community Hospital. Dr. Omar Shahbaz is a member of the American College of Gastroenterology, American Gastroenterological Association, and the American Society of Gastrointestinal Endoscopy.

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License #A151553

Contact:

  • info@unitedmd.com
(951) 734-9930

Mon-Fri: 8:30am - 5:30pm
Sat & Sun: Closed

TBR® Inspection Report: