MediFind found 100 doctor with experience in Irritable Bowel Syndrome (IBS) near Beaverton, OR. Of these, 98 are Experienced and 1 are Advanced.
Legacy Meridian Park Hospital
Colene Andersen is a primary care provider, practicing in Internal Medicine in Lake Oswego, Oregon. Dr. Andersen is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Neuroendocrine Tumor, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis. Dr. Andersen is currently accepting new patients.
Legacy Meridian Park Hospital
David Peter is a primary care provider, practicing in Family Medicine in Tualatin, Oregon. Dr. Peter is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Sitosterolemia, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Peter is currently accepting new patients.
Erik Kleek is a Gastroenterologist in Tualatin, Oregon. Dr. Kleek is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, and Hepatitis. Dr. Kleek is currently accepting new patients.
Providence Health And Services Oregon
Harry Bray is a Gastroenterologist in Milwaukie, Oregon. Dr. Bray is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Ulcerative Colitis, Hemorrhagic Proctocolitis, Crohn's Disease, Viral Gastroenteritis, and Endoscopy. Dr. Bray is currently accepting new patients.
Gary Kim is a primary care provider, practicing in Internal Medicine in Beaverton, Oregon. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Type 1 Diabetes (T1D), and Seasonal Affective Disorder (SAD). Dr. Kim is currently accepting new patients.
Prasanna Chandran is a primary care provider, practicing in Family Medicine in Beaverton, Oregon. Dr. Chandran is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Alopecia Areata, Autosomal Recessive Hypotrichosis, Vitamin B12 Deficiency Anemia, and Multiple Carboxylase Deficiency. Dr. Chandran is currently accepting new patients.
Portland Clinic
Ronald Kwong is a primary care provider, practicing in Internal Medicine in Beaverton, Oregon. Dr. Kwong is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Osteomyelitis in Children, and Familial Combined Hyperlipidemia. Dr. Kwong is currently accepting new patients.
Rebekah Trochmann is a primary care provider, practicing in Internal Medicine in Beaverton, Oregon. Dr. Trochmann is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Melorheostosis, Melorheostosis with Osteopoikilosis, Osteopenia, and Sitosterolemia. Dr. Trochmann is currently accepting new patients.
Johnny Zheng is a Gastroenterologist in Portland, Oregon. Dr. Zheng is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Gastroparesis, Achalasia, Diarrhea, and Cannabinoid Hyperemesis Syndrome (CHS). Dr. Zheng is currently accepting new patients.
Amy Wang is an Internal Medicine specialist and a Gastroenterologist in Portland, Oregon. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Diarrhea, and Endoscopy. Dr. Wang is currently accepting new patients.
Jeffrey Weprin is a Gastroenterologist in Portland, Oregon. Dr. Weprin is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Crohn's Disease, Familial Adenomatous Polyposis, Hepatitis, Endoscopy, and Gastrectomy. Dr. Weprin is currently accepting new patients.
Lan Ban is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Ban is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Chronic Cough, Hypothyroidism, Type 2 Diabetes (T2D), and Anemia.
Elliot Joo is a Gastroenterologist in Portland, Oregon. Dr. Joo is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Visceromegaly, Pancreatic Cancer, Familial Pancreatic Cancer, Endoscopy, and Gastrectomy. Dr. Joo is currently accepting new patients.
Douglas Shumaker is a Gastroenterologist in Portland, Oregon. Dr. Shumaker is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Crohn's Disease, Childhood Pancreatitis, Irritable Bowel Syndrome (IBS), Endoscopy, and Pancreatectomy.
Rodger Sleven is a Gastroenterologist in Portland, Oregon. Dr. Sleven is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Ascites, Irritable Bowel Syndrome (IBS), Autoimmune Hepatitis, Crohn's Disease, and Endoscopy.
Diane Williams is a Gastroenterologist in Portland, Oregon. Dr. Williams is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Ulcerative Colitis, Familial Adenomatous Polyposis, Painful Swallowing, Swallowing Difficulty, and Gastrectomy.
Adam Silverblatt is a Gastroenterologist in Portland, Oregon. Dr. Silverblatt is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Crohn's Disease, Turcot Syndrome, Gardner Syndrome, and Endoscopy. Dr. Silverblatt is currently accepting new patients.
University Professional Services
Christine Mullowney is a primary care provider, practicing in Internal Medicine in Beaverton, Oregon. Dr. Mullowney is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Ascites, and Melorheostosis with Osteopoikilosis. Dr. Mullowney is currently accepting new patients.
Portland Clinic
Baier Rakowski is a primary care provider, practicing in Family Medicine in Tigard, Oregon. Dr. Rakowski is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Sitosterolemia, High Cholesterol, Attention Deficit Hyperactivity Disorder (ADHD), and Type 2 Diabetes (T2D). Dr. Rakowski is currently accepting new patients.
Solace Health Medical Group Inc
Robert Hejl is a primary care provider, practicing in Internal Medicine in Tigard, Oregon. Dr. Hejl is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Wilson Disease, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension. Dr. Hejl is currently accepting new patients.
Last Updated: 10/30/2025