About Xiao Tan, MD, PhD

Departments, Centers, & Programs:

Treats:

Languages:

Locations

Mass General Gastroenterology
55 Fruit St.
Boston, MA 02114
Phone: 617-726-2426

Medical Education

  • MD, Stanford University
  • Residency, Beth Israel Deaconess Medical Center
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Gastroenterology, American Board of Internal Medicine
  • Internal Medicine, American Board of Internal Medicine

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.

Reviews: Comments and Ratings

4.8out of 5(47 Ratings, 23 Comments)

June 2025

Thank you. My experience was excellent with Dr. Tan. He explained things in a way that a layperson like myself could completely understand them. He answered all my questions and then some I didn't think of that I should know. And I left that office extremely happy and pleased that my first visit with Dr. Tan was so wonderful. Thank you for having ... Read More


June 2025

He's terrific. He listens and is careful and answers all the questions. And very reassuring.


June 2025

[redacted] I see him as smart and competent and young enough to last me the rest of my life.


May 2025

Hi, I have been seeing Dr. Tan since 2020 and I have always been really happy with the amount of time he takes for me, takes with me, and how well he listens and how his suggestions are always very accurate. I would highly recommend Dr. Tan to anyone who needs a GI doctor. Thank you.


May 2025

Dr. tan takes the time to explain everything so I can understand it.


May 2025

Dr. Xiao Tan is a world class medical professional. He is always on top of my medical history and knows my concerns. Dr. Tan listens carefully to me and I feel like if I have a particular concern he has suggestions and is interested in my personal health. I appreicate having a medical expert like Dr. Tao on my care team. I know that I am in good ... Read More


April 2025

I were very appreciated about the doctor explaining the medical terms in my language.


April 2025

The doctor listened, was kind, compassionate and professional


April 2025

Since Dr.tan has become my doctor 4 years ago, I can't thank him enough for his professionalism and dedication to my health. He has been the only doctor who has listened to me and found the I'll was I was diagnosed with from him. If it wasn't for him I don't know where I would be today cause before him I was at my last minute with this illness and ... Read More


March 2025

He was very amicable. He asked the right questions. If I had any questions about what procedures were possible, he explained in detail. Just all in all, he was a very good gastroenterologist in terms of virtual and other care. Thank you.

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