Denise Lee is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Short Bowel Syndrome, Small Bowel Bacterial Overgrowth, Malnutrition, and Type B Insulin Resistance Syndrome. Dr. Lee is currently accepting new patients.

Kunal Karia is a Gastroenterologist in San Francisco, California. Dr. Karia has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Bile Duct Stricture, Spontaneous Bacterial Peritonitis, Pancreatic Pseudocyst, Endoscopy, and Lithotripsy. Dr. Karia is currently accepting new patients.

Geoffrey Quinn is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Quinn is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Achilles Tendon Rupture, and Infant Hyperglycemia.

Ida Sim is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Sim is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Acute Pain, Chronic Pain, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

Hui Li is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Indigestion, Obesity, Gastroparesis, Hepatitis C, and Vagotomy.

Justin Sewell is a Gastroenterologist in San Francisco, California. Dr. Sewell is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Watermelon Stomach, Angiodysplasia of the Colon, Ulcerative Colitis, Endoscopy, and Colonoscopy.

Ma Somsouk is a Gastroenterologist and a Hematologist in San Francisco, California. Dr. Somsouk is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Colorectal Cancer, Radiation Enteritis, Familial Colorectal Cancer, Colonoscopy, and Endoscopy.

Lukejohn Day is a Gastroenterologist in San Francisco, California. Dr. Day is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Familial Adenomatous Polyposis, Colorectal Cancer, Gastritis, Endoscopy, and Colonoscopy.

Kendall Beck is a Gastroenterologist in San Francisco, California. Dr. Beck is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Colitis, Endoscopy, and Colonoscopy.

Jonathan Terdiman is a Gastroenterologist in San Francisco, California. Dr. Terdiman is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy.

Don Ng is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Ng is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Jaundice, Type 1 Diabetes (T1D), Meniere Disease, and Familial Hypertension.

Sue Rhee is a Pediatrics specialist and a Pediatric Gastroenterologist in San Francisco, California. Dr. Rhee is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Childhood Pancreatitis, Chronic Pancreatitis, Short Bowel Syndrome, Hereditary Pancreatitis, and Liver Transplant.

Harvey Watts is a Gastroenterologist in San Francisco, California. Dr. Watts is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Irritable Bowel Syndrome (IBS), Intestinal Parasitosis, Diarrhea, and Trichohepatoenteric Syndrome.

Dr. Mark M. Tsuchiyose is a board-certified gastroenterologist with over 35 years of experience in the diagnosis and treatment of gastrointestinal and liver disorders. He provides personalized, patient-centered care and is highly skilled in diagnostic and therapeutic endoscopy to achieve the best possible outcomes.Since 2014, Dr. Tsuchiyose has expanded his practice through formal training in functional and holistic medicine, inspired by his daughter’s prolonged illness following post-infectious IBS and Lyme disease. This experience strengthened his focus on identifying root causes of chronic disease and integrating innovative, evidence-based care beyond conventional approaches.He has developed targeted nutritional strategies to address pyloric valve dysfunction, helping many patients reduce bile-related injury and safely discontinue long-term proton pump inhibitor (PPI) therapy. At the Center for Diabetes and Cardiometabolic Health (CDCH), Dr. Tsuchiyose has successfully improved liver health, reducing liver fat in approximately 90% of patients through metabolic and nutritional interventions. He is also a committed advocate for physician support, community health, and public wellness. Dr. Tsuchiyose is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His top areas of expertise are Exocrine Pancreatic Insufficiency, Angiodysplasia of the Colon, Indigestion, Gastrectomy, and Endoscopy.

Maheen Hassan is a Pediatric Gastroenterologist and a Pediatrics provider in Oakland, California. Dr. Hassan is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Total Intestinal Aganglionosis, Hirschsprung Disease, Encopresis, Bowel Incontinence, and Gastrostomy.

Rowena Garcia is a Gastroenterologist in Burlingame, California. Dr. Garcia is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her top areas of expertise are Hemorrhoids, Viral Gastroenteritis, Chronic Erosive Gastritis, Gastrectomy, and Endoscopy.