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Home   >   Our Providers   >  Joshua Olstein, MD

Joshua Olstein, MD

845-362-3200

Gastrointestinal Associates of Rockland

500 New Hempstead Rd
Suite A
New City, NY 10956

Education

Bachelor’s Degree – University of Michigan

Medical Degree – University of Pittsburgh

Internship – New York University

Residency – New York University

Fellowship – New York University

Board Certifications – Gastroenterology, Internal Medicine

Specialties & Main Areas of Interest

  • Endoscopic ultrasound (EUS)
  • Therapeutic endoscopy, including endoscopic retrograde cholangiopancreatography (ERCP).

Hospital Affiliations

  • Good Samaritan Regional Medical Center
  • Montefiore Nyack Hospital

Other Appointments

  • Attending Physician, Good Samaritan Hospital Medical Center
  • Attending Physician, Montefiore Nyack Hospital

Conditions Treated

  • Abdominal Pain
  • Achalasia
  • Acid Reflux
  • Barrett's Esophagus
  • Bile Duct Blockages and Stones
  • Celiac Disease
  • Colon Disease
  • Colon Polyps
  • Colorectal Cancer
  • Constipation
  • Crohn's and Ulcerative Colitis Management
  • Crohn’s and Ulcerative Colitis
  • Diarrhea
  • Difficulty Swallowing (Dysphagia)
  • Diverticulosis/Diverticulitis
  • Esophageal Cancer
  • Esophagitis and Stricture
  • Fatty Liver
  • Gallbladder Disease
  • Gallstones
  • Gastric Cancer
  • Gastritis
  • Gastrointestinal Malignancies
  • Gastroparesis
  • Genetic Colon Cancer Syndromes
  • GERD
  • H. Pylori and Peptic Ulcer
  • Heartburn
  • Helicobacter Pylori/Peptic Ulcer
  • Hemochromatosis
  • Hemorrhoids
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Hepatocellular Carcinoma
  • Hernias (Abdominal, Groin, and Hiatal)
  • High Risk Colon Cancer Screening
  • Inflammatory Bowel Disease, Including Crohn’s Disease and Ulcerative Colitis
  • Iron Deficiency Anemia
  • Irritable Bowel Syndrome
  • Lactose Intolerance
  • Laryngopharyngeal Reflux
  • Liver Cirrhosis
  • Liver Disease
  • Nausea and Vomiting
  • Nonalcoholic Steatohepatitis (NASH)
  • Pancreatic Cancer
  • Pancreatic Cysts
  • Pancreatitis
  • Peptic Ulcer Disease (PUD)

Procedures Performed

  • Barrett’s Treatment
  • Capsule Endoscopy
  • Colonoscopy
  • Endoscopic Ultrasound (EUS)
  • ERCP
  • Fecal Transplant
  • Flexible Sigmoidoscopy
  • Hemorrhoid Banding
  • Upper Endoscopy
  • Upper GI Endoscopy (EGD)
  • Variceal Banding

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