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Gastroenterologist
500 New Hempstead Road
Suite A
New City, NY
Top reviews
Have been a patient here for over 25 years, have always been treated well and the procedures are fine. Dr. Olstein is very reassuring and explains everything.
Always extremely professional. Everything from the before day of visit to the day itself is top notch.
Joshua Olstein, MD, is a highly respected physician who has been serving the community in and around New City, New York, at Gastrointestinal Associates of Rockland PC since 2011.
Dr. Olstein graduated with a Bachelor of Science from the University of Michigan in Ann Arbor, Michigan, in 2000 and earned his medical degree in 2004 from the University of Pittsburgh in Pennsylvania. He pursued his postgraduate training in New York City at New York University in Manhattan, where he completed an internal medicine residency in 2007, served as chief medical resident in 2008, and completed a fellowship in gastroenterology in 2011.
While he was working toward his fellowship, Dr. Olstein also focused on advanced training in endoscopic ultrasound (EUS) and therapeutic endoscopy, including endoscopic retrograde cholangiopancreatography (ERCP). He’s board-certified in internal medicine and gastroenterology.
In addition to his work at Gastrointestinal Associates of Rockland, Dr. Olstein is an attending physician at Good Samaritan Hospital in Suffern, New York, and Montefiore Nyack Hospital in Nyack, New York. He’s active in his medical community and is a member of the American Gastroenterological Association, the American College of Gastroenterology, and the American Society of Gastrointestinal Endoscopy.
Constipation
Acid Reflux
Abdominal Pain
Hemorrhoids
Hepatitis
IBD
Capsule Endoscopy
Celiac Disease
Irritable Bowel Syndrome
Colon Cancer Screening
Colonoscopy
Diverticulitis
EGD
Gallstones
Pancreatic Disease
EUS
Location
Gastrointestinal Associates of Rockland
500 New Hempstead Road
Suite A
New City, NY, 10956
More About Dr. Joshua Olstein, MD
NPI Number
1346446580
Provider's Gender
Male
Reviews
Professional, Kind
Have been a patient here for over 25 years, have always been treated well and the procedures are fine. Dr. Olstein is very reassuring and explains everything.
Staff extremely friendly and very efficient. Dr Olstein very professional and fully explained everything.
Always extremely professional. Everything from the before day of visit to the day itself is top notch.
Excellent
Extremely caring and professional patiently explaining in detail very helpful as always
Muy bien
Dr. Olstein is the perfect doctor
Superior oral discussion and exam
very professional and pleasant.
For the first time there it was okay. I’m waiting for the next one and the staff ✅. Thank you see you soon.
Almost no waiting. Dr. Olsen answered all my questions clearly and directly.
Excellent practice. All the staff are very professional giving that old school feeling with a high level of care. Highly recommend. Thank you
Excellent care from Dr Olstein and his team. His nurse stayed by my side from beginning to end of the procedure. Dr. Olstein is kind and reassuring answering all of my questions.
Dr Olstein was very kind, knowledgeable, and took the time to listen. I highly recommend!
Dr Olstein performed and endoscopy on me at Good Sam Hospital and I feel much better now. Thank you Dr OLstein.
Dr. J. Olstein is a great doctor. He is a caring and compassionate physician . He follows thru and communicates with his patients.
Dr Olstein was patient and listened carefully and took time to ask questions and explain everything. I would highly recommend him. Sue Frisch
Made me feel really comfortable.
Dr. Olstein is a very caring and wonderful doctor . He got back to me as soon as possible when I called him and left message concerning my health! The tele- visit was awesome ! He follows thru with all patient calls and follow- ups.
I was Made extremely comfortable and the staff was great. Not going to say that I can’t wait to go back, but I will when I need it done again. Thank you for everything.
Great experience. Dr. Olstein and his staff were excellent. Highly recommend Gastrointestinal Associates of Rockland to everyone.
Professional
everything was done very professionally and I would recommend dr.Olstein to my relatives if they need to have this type of procedure done.
Very satisfying
Professional
As always, the office staff and Dr Olstein are wonderful. Efficient, professional and kind. Travel a distance because the care is the best!
Very satisfied visit
Everyone was caring
Great staff, Dr. Joshua is very good and communicates well with the patients.
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