Care Philosophy

Dr. Petersile’s goal is for his patients to understand their disease, what triggers symptoms and the different management options. This allows Dr. Petersile and his patients to work together and choose the best treatment course for each patient in a shared decision making process.

Conditions & Procedures

  • Abdominal Pain
  • Acid Reflux & GERD
  • Anal Fissures
  • Anal Fistulas
  • Anemia
  • Barrett's Esophagus
  • Biliary Disease
  • Celiac Disease
  • Cirrhosis
  • Clostridium Difficile (C.Diff)
  • Colitis
  • Colon Cancer Screening
  • Colon Diseases & Polyps
  • Colorectal (Colon) Cancer
  • Constipation
  • Crohn’s & Ulcerative Colitis
  • Diarrhea
  • Diverticulitis
  • Dyspepsia
  • Dysphagia
  • Esophageal Disease
  • Fatty Liver Disease
  • Fecal Incontinence
  • Gallbladder Disease
  • Gallstones
  • Gastritis
  • Gastrointestinal Bleeding
  • Gastroparesis
  • H. Pylori
  • Hemorrhoids
  • Hepatitis
  • Indigestion
  • Inflammatory Bowel Disease
  • Irritable Bowel Syndrome
  • Liver Disease
  • Pancreatic Disease & Pancreatitis
  • Peptic Ulcer Disease
  • Radiation Proctitis
  • Swallowing Disorders
  • Capsule Endoscopy (Pill Cam)
  • Colonoscopy (Screening & Diagnostic)
  • EGD (Upper Endoscopy)
  • Esophageal Dilation
  • Esophageal pH Testing (Bravo)
  • Flexible Sigmoidoscopy
  • Nutritional Counseling
  • PEG Placement

Office Locations

Primary Location

Picture of the Chelmsford Office

Chelmsford

4 Meeting House Rd.
Suite 6-8
Chelmsford, MA 01824

Phone: 978-454-9811
Fax: 978-221-6245

Education

Medical

Boston University School of Medicine

Residency

Boston University Medical Center

Fellowship

UMass Memorial Medical Center-Memorial Campus

Professional Highlights

Certifications

Board Certified in Internal Medicine

Board Certified in Gastroenterology