- Physicians
- Locations
- Conditions
- Conditions Overview
- Abdominal Bloating
- Anorectal and Pelvic Floor Dysfunction
- Bloody Stool
- Celiac Disease & Gluten Sensitivity
- Colorectal Cancers
- Constipation
- Diarrhea
- Diverticulitis
- Esophageal Cancer
- Fatty Liver Disease
- Fecal Incontinence
- Gallstones
- GERD/Acid Reflux
- Hemorrhoids
- Inflammatory Bowel Disease
- Irritable Bowel Syndrome
- Malabsorption
- Polyps
- Rectal Bleeding
- Ulcers
- Procedures
- Procedures Prep
- Procedure Prep Overview
- Colonoscopy
- Alternative Colonoscopy Preparation
- Abdominal Ultrasound Preparation
- Anal Manometry
- Breath Tests
- Capsule Endoscopy
- Endoscopic Ultrasound
- Flexible Sigmoidoscopy
- H. Pylori Breath Test
- Liver Biopsy Preparation
- Therapeutic ERC
- Upper Endoscopy (EGD)
- Instrucciones en Español
- Patient Center
- Blog
- Telehealth
Mark Greaves, MD - Gastroenterologist in New Jersey
Patient Testimonials
Learn more about our patients’ experiences with Dr. Greaves at Digestive Healthcare Center.
About Dr. Mark Greaves - Gastroenterologist in NJ
Dr. Mark Greaves is double board-certified in gastroenterology and internal medicine. He is an expert in diagnostic and therapeutic endoscopy with a special concentration in endoscopic ultrasound (EUS). He has performed the greatest number of EUS procedures in the New Jersey region. He is on staff at Robert Wood Johnson University Hospital Somerset in Somerville, NJ. His expertise also includes endoscopic retrograde cholangiopancreatography (ERCP), enteral stenting of the esophagus/duodenum/rectum, and placement of both gastrostomy tubes (PEG tubes) and jejunostomy tubes (PEJ tubes). Dr. Greaves has extensive knowledge in the management of various gastrointestinal diseases and complications that can arise from malignancy. In addition, he has experience in the management of gastroesophageal reflux disease (GERD), chronic hepatitis, and pancreatic/biliary disorders. He has conducted research on a variety of gastrointestinal conditions, including asymptomatic ileitis, pancreatic cysts, and palliative drainage gastrostomies in patients with malignant bowel obstruction. Dr. Greaves has also published articles in several peer-reviewed publications, including the Journal of Clinical Gastroenterology (September 2006) and has presented at national conferences.
Dr. Greaves’ Gastroenterology Education and Training
Dr. Greaves completed his fellowship training in gastroenterology at Memorial Sloan-Kettering Cancer Center in New York, one of the pre-eminent cancer centers in the U.S., and his residency in internal medicine at New York Presbyterian Hospital at Cornell University. He attended Case Western Reserve University School of Medicine in Cleveland and is an alumnus of Cornell University in Ithaca, NY. “I use the latest in evidence-based medicine and medical procedures, but the quality of my care lies in the compassion I have for my patients and the time I take to educate them,” Dr. Greaves states.
Dr. Greaves’ Gastroenterology Specialities
Dr. Greaves’ Education
- Memorial Sloan-Kettering Cancer Center
- New York Presbyerian Hospital at Cornell University
- Case Wester Reserve University School of Medicine
- Cornell University
Dr. Greaves’ Awards
- Castle Connolly Top Doctors 2015
Our Gastroenterology Centers in NJ
If you are experiencing digestive symptoms that cause you discomfort or concern, please contact us today to make an appointment with Dr. Greaves at one of our office locations in New Jersey.
Hillsborough, NJ
511 Courtyard Drive Bldg. 500
Hillsborough, NJ 08844
Somerville, NJ
Warren, NJ
31 Mountain Boulevard Suite H
Warren, NJ 07059
Recent Blogs
Learn more about all things digestive health and wellness by checking out our recent gastroenterology blogs.
Infusion therapy has become a vital treatment option for individuals with Crohn’s disease, offering relief when traditional medications may fall short. This method delivers medication directly into the bloodstream, providing quicker and more targeted effects to help manage inflammation, reduce symptoms, and improve quality of life. For those with moderate to severe Crohn’s disease, infusion […]
The Advancement of Ulcerative Colitis Treatment Ulcerative colitis (UC) is a chronic inflammatory bowel disease (IBD) that affects the lining of the colon and rectum. Those diagnosed with UC often experience flare-ups that can significantly impact their quality of life. Fortunately, advancements in medical treatment have made managing this condition more achievable. One option is […]
Diverticular disease and diverticulitis are related digestive health conditions that affect the large intestine (colon). With diverticular disease, small, bulging pockets develop on the lining of the colon. When these pockets become inflamed or infected, the condition is called diverticulitis. They are very common – especially after age 40 – and rarely cause problems. At […]
Make An Appointment with Dr. Greaves for Gastroenterology Care in NJ
Digestive health is crucial to your overall well-being, and at Digestive Healthcare Center, we put your health first. Dr. Greaves and the other members of our team proudly serve patients at our offices in Hillsborough, Somerville, and Warren – schedule an appointment for comprehensive digestive health care in NJ today!
