Our mission is to provide the highest quality primary, secondary, and tertiary care for patients with digestive diseases efficiently and compassionately in a coordinated, collaborative, patient-centered manner. We strive to provide best practices for local patients and state-of-the-art referral services for regional patients to receive follow up care close to home.
Find out what's new in Digestive Health Services
Our team includes Gastroenterologists, Esophageal Surgeons, and Colon and Rectal Surgeons who collaborate with each other and your primary care physician to provide you with the best possible treatment and care.
We accept most major health insurance plans, including HMO's, PPO's, and Medicare.
Call our Digestive Health Nurse Navigator for questions about your condition and how we can help at (925) 947-3322
To schedule an appointment please obtain a referral from your Primary Care Provider. If you do not have a Primary Care Provider, visit our Find A Doctor directory to select one.
Our Gastroenterology services offer complete evaluation and an individualized treatment plan for both the routine and more advanced gastrointestinal (GI) diseases. We provide a multi-disciplinary approach integrating all aspects of your care to deliver the best outcomes as possible.
Our fellowship trained Gastroenterologists have a detailed understanding of gastrointestinal diseases. They will work with you to evaluate and treat a broad range of conditions, and provide recommendations to maintain health and prevent disease.
Our team can address even the more complex gastroenterology complaints, particularly those involving the liver and pancreas. We offer the latest treatments using state-of-the-art equipment and approaches to deliver a faster, more comfortable, recovery.
Colorectal cancer is the second leading cause of cancer death in the U.S. Our Rectal Cancer program was the first in the nation to be recognized as a Center of Excellence by the American College of Surgeons, National Accreditation Program for Rectal Cancer.
Pelvic floor disorders encompass a wide range of conditions caused by dysfunction of the muscles in the pelvic area that lead to abnormalities in bowel storage or emptying.
We are one of the few Bay Area hospitals with American College of Surgeons-board certified colon and rectal surgeons. Eighty percent of colon cancer surgeries performed use a minimally invasive, laparoscopic technique, compared to the 30 percent national average for hospitals in the U.S.
More than 3 million U.S. cases per year, they are swollen and inflamed veins in the rectum and anus that cause discomfort and bleeding. We offer both non-surgical and surgical approaches.
An inflammation or infection in one or more small pouches in the digestive tract. It is more common after age 40.
Colorectal cancer is highly treatable when caught early. We recommend screenings beginning at age 45 or earlier if lifestyle or risk factors are present.
Sometimes persistent heartburn can be Gastroesophageal reflux disease (GERD) and can lead to cancer of the esophagus.
Benign esophageal diseases include achalasia (swallowing difficulty), paraesophageal hernia, and Barrett’s esophagus.
As the first and only designated Western Robotic Foregut Centers, we specialize in advanced treatments for a variety of digestive conditions.
Esophageal cancer is less common, but has become the eleventh leading cause of cancer death in the U.S.
CLINICAL MINUTES: RECTAL CANCER CENTER OF EXCELLENCE
Samuel Oommen, MD, Director of John Muir Health's Colon and Rectal Program discusses the nationally recognized Rectal Cancer Center of Excellence.
CLINICAL MINUTES: EARLY ONSET COLORECTAL CANCER
Dr. Piyush Aggarwal, Colon and Rectal Surgeon, discusses common symptoms associated with colorectal cancer, and how our multidisciplinary tumor board works together to treat each individual case.
DIGESTIVE HEALTH SYMPTOMS TO WATCH FOR
Drew Schembre, MD, Medical Director for John Muir Health Digestive Health Services, discusses digestive health symptoms to watch and care for now.
IDENTIFYING AND TREATING HEMORRHOIDS
Piyush Aggarwal, MD, Colon and Rectal Surgeon, discusses how to identify and treat hemorrhoids.
CLINICAL MINUTES: COLON & RECTAL CANCER PROGRAMS
Samuel Oommen, MD, Director of John Muir Health Colon and Rectal Program provides an update of the latest technology and approach to colorectal surgery including minimally invasive robotic surgery.
CLINICAL MINUTES: COLON CANCER SCREENING
Drew Schembre, MD, Medical Director for John Muir Health Digestive Health Services, explains the importance of colon screening in the prevention of colon cancer.
CLINICAL MINUTES: BALLOON-ASSISTED DEEP ENTEROSCOPY
Matthew Chin, MD, Gastroenterologist, discusses benefits of balloon-assisted deep enteroscopy along with competing tests for small bowel examination.
CLINICAL MINUTES: QUESTIONS TO ASK ABOUT ROBOTIC COLORECTAL SURGERY
Piyush Aggarwal, MD, Colon and Rectal Surgeon, provides and answers some common questions that patients who are seeking robotic colorectal surgery may have.
CLINICAL MINUTES: ROBOTICS AND COLORECTAL CANCER
Piyush Aggarwal, MD, Colon and Rectal Surgeon, discusses the advancement of colorectal cancer treatment options.
CLINICAL MINUTES: HIPEC AND APPENDICEAL TUMORS
Piyush Aggarwal, MD, Colon and Rectal Surgeon, explains how rare tumors are diagnosed and surgically treated.
Our rectal cancer program is the first in the nation to be recognized as a center of excellence by the American College of Surgeons, National Accreditation Program for Rectal Cancer.