The 20 Best Gastritis Doctors Near Me in Thousand Oaks, CA
Find the Top Gastritis Experts and Specialists
Ventura County Gastroenterology Group
Dr. Karen Simon received her B.A. from Stanford University in 1996. She then attended Northwestern University for medical school. She completed her residency at Cedars-Sinai Medical Center in 2004 and her fellowship at UCLA and Cedars in 2008.Dr. Simon has proudly been serving patients in Ventura County since 2008 and is very involved in field research. Dr. Simon is also a speaker for Exact Sciences on behalf of Cologuard and is actively associated in research studies. She is a part of the Takeda Chloride Channel Council and a speaker for Amitiza, as well.She enjoys educating the doctors and the community as a lecturer on topics such as colorectal cancer screening at St. John's Hospital, where she is also a part of the Ethics Committee.Dr. Simon aims specifically to work with patients to discover the problem and develop a treatment strategy. She has a particular interest in Celiac Disease, Inflammatory Bowel Disease (IBD), and a passion for improving colorectal cancer detection.She is dedicated to developing a relationship with patients by utilizing education and mutual information sharing. Dr. Simon is rated as an Advanced provider by MediFind in the treatment of Gastritis. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Swallowing Difficulty, Endoscopy, and Colonoscopy. Dr. Simon is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Simon is currently accepting new patients.
Ventura County Gastroenterology Group
Dr. Micha Rojany was born and raised in Southern California. He received his undergraduate degree from the University of California, Berkeley. He attended USC Medical School and completed his internship and residency at Cedars-Sinai Medical Center in Los Angeles. His fellowship in Gastroenterology was completed at the University of California, Davis.Dr. Rojany has practiced in Ventura County since 2006 and is an active member of the local medical community and hospital staff at St. John's Regional Medical Center in Oxnard, and Pleasant Valley Hospital, in Camarillo. He enjoys practicing as a Gastroenterologist with special interests in inflammatory bowel disease and biliary tract diseases.As a Gastroenterologist, Dr. Rojany enjoys the depth and breadth of his field. He takes pride in providing excellent care while taking care of his patients and meeting their needs as a community specialist in digestive diseases. Dr. Rojany is rated as an Advanced provider by MediFind in the treatment of Gastritis. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Angiodysplasia of the Colon, Endoscopy, and Gastrectomy. Dr. Rojany is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Rojany is currently accepting new patients.
Arroyo Oaks Medical Associates, Inc
Lawrence Hwang is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Hwang is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, Colonoscopy, and Hip Replacement.
Arroyo Oaks Medical Associates, Inc
Cheryl Cohler is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Cohler is rated as an Experienced provider by MediFind in the treatment of Gastritis. She is also highly rated in 26 other conditions, according to our data. Her clinical expertise encompasses Tracheitis, Bronchitis, Industrial Bronchitis, Sitosterolemia, and Ureteroscopy.
Alister A George, MD
Alister George is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. George is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Endoscopy, and Colonoscopy.
Shahram Daneshgar, MD
Shahram Daneshgar is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Daneshgar is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Esophagitis, Endoscopy, and Gastrectomy.
UCLA Heart And Vascular Services
Michael Albertson is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Albertson is rated as an Experienced provider by MediFind in the treatment of Gastritis. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Irritable Bowel Syndrome (IBS), Endoscopy, and Gastrectomy.
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Rimma Shaposhnikov is a Gastroenterologist practicing medicine in Westlake Village, California. Dr. Shaposhnikov is rated as an Experienced provider by MediFind in the treatment of Gastritis. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy.
Laya Nasrollah is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Nasrollah is rated as an Experienced provider by MediFind in the treatment of Gastritis. She is also highly rated in 35 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Diarrhea, Endoscopy, and Gastrectomy. Dr. Nasrollah is currently accepting new patients.
Ventura County Gastroenterology Group
Jay Guan is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Guan is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Gastrectomy. Dr. Guan is board certified in Internal Medicine. Dr. Guan is currently accepting new patients.
Moe Amadpour, Md. Inc
Moe Amadpour is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Simi Valley, California. He has been practicing medicine for over 33 years. Dr. Amadpour is rated as an Advanced provider by MediFind in the treatment of Gastritis. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Acute Pancreatitis, Diverticular Disease, Gastrectomy, and Colonoscopy. Dr. Amadpour is board certified in American Board Of Internal Medicine.
Gastroenterology & Hepatology Specialists Inc.
Mayur Trivedi is a Gastroenterologist practicing medicine in Simi Valley, California. Dr. Trivedi is rated as an Advanced provider by MediFind in the treatment of Gastritis. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Gastrointestinal Bleeding, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.
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Paul Gulsrud is a Gastroenterologist practicing medicine in West Hills, California. Dr. Gulsrud is rated as a Distinguished provider by MediFind in the treatment of Gastritis. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Gastritis, Anemia, Irritable Bowel Syndrome (IBS), Gastrostomy, and Endoscopy.
Genesis Healthcare Partners
Cyrus Badii is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Agoura Hills, California. He has been practicing medicine for over 36 years. Dr. Badii is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Hiatal Hernia, Congenital Diaphragmatic Hernia, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Gastrostomy. Dr. Badii is board certified in American Board Of Internal Medicine.
Alta California Medical Group Inc.
Richard Shaw is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Shaw is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Alcoholic Neuropathy, Type 2 Diabetes (T2D), Osteomyelitis in Children, Osteotomy, and Thrombectomy.
Simi Workplace Multi-Specialty Clinic Inc
Ronald Omino is a Gastroenterologist practicing medicine in Simi Valley, California. Dr. Omino is rated as an Experienced provider by MediFind in the treatment of Gastritis. His clinical expertise encompasses Hemorrhoids, Diarrhea, Trichohepatoenteric Syndrome, and Familial Adenomatous Polyposis.
Moorpark Comprehensive Urgent Care Inc.
Nhat Vo is a primary care provider, practicing in Pediatrics in Moorpark, California. Dr. Vo is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Parinaud Oculoglandular Syndrome, Tracheitis, Empyema, and Sinusitis.
Niloufar Guiv is a Gastroenterologist practicing medicine in West Hills, California. Dr. Guiv is rated as an Experienced provider by MediFind in the treatment of Gastritis. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Heartburn, Diverticular Disease, Familial Adenomatous Polyposis, and Gastric Dysmotility. Dr. Guiv is currently accepting new patients.
Jonathan Matthew is a Gastroenterologist practicing medicine in West Hills, California. Dr. Matthew is rated as an Experienced provider by MediFind in the treatment of Gastritis. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Diarrhea, Trichohepatoenteric Syndrome, Endoscopy, and Colonoscopy. Dr. Matthew is currently accepting new patients.
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Caleb Hirsch is a primary care provider, practicing in Internal Medicine in West Hills, California. Dr. Hirsch is rated as an Advanced provider by MediFind in the treatment of Gastritis. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Necrosis, Hypertensive Heart Disease, Enlarged Liver, Gastrostomy, and Endoscopy.
Last Updated: 04/28/2026

