Wei Sum Li, MD

Wei Sum Li, MD

Not currently accepting new patients

4.907692 average rating from 104 patient reviews

Specialties

Affiliation

Mass General Brigham

Provider Locations

  • Charlestown, MA

Education & Training

  • Fellowship: Brown University, Addiction Medicine (Psychiatry), 2021
  • Residency: Brown University, Internal Medicine, 2020
  • Medical Education: University of Massachusetts T.H. Chan School of Medicine***, 2016

Board Certifications

  • Addiction Medicine, American Board of Preventive Medicine
  • Internal Medicine, American Board of Internal Medicine

Languages Spoken

  • English

Age Group Treated

  • Adults

Patient Feedback

4.907692 average rating from 104 reviews

  • Dr Li is excellent, she listens very carefully to my concerns, is very thorough with all of my testing/labs. And most importantly she is a very kind and considerate person.

    2026-07-02

  • The doctor always cares about her patients and I am very satisfied with her care; she is very kind.

    2026-07-02

  • Dr. Li is a very experienced, very knowledgeable, and very caring for her patients. We had a great experience with her.

    2026-07-02

  • Great visut, Dr Li WAS REALLY INTERESTED AND RESPONSIVE to my questions and concerns.

    2026-06-27

  • Dr. Li is wonderful - I'm so happy she's my primary care doctor. She is so intelligent and easy to engage with - a consummate professional.

    2026-06-24

  • I'm extremely happy with my provider. My doctor has been just really caring and very responsive to my needs and just a great all-around person. So I couldn't be happier, really.

    2026-06-19

  • My experience with my primary care doctor has always been positive. She's attentive to me and my situation, and gently steer some in the right direction.

    2026-05-28

  • Dr. Li is the best doctor ever, always kind, generous, explains everything.

    2026-05-29

  • Very knowledgeable and understanding of what I was saying.

    2026-05-27

  • I think that this doctor was one of the best doctors and the most positive experience I've ever had. She is kind, she is knowledgeable, she reads up and can tell you everything about you that's been documented. I cannot say enough good, positive, wonderful things about this doctor. For the first time in a very, very long time, I felt that I had had a real examination and that I was in good hands.

    2026-05-28

  • My visit was very good. I like the center and I really like the people who work there and I receive a good treatment. Thanks.

    2026-05-23

  • [redacted] I really am happy to have her as my doctor. I have nothing but positive things to say about everybody who works in this office, from the clinical staff, nurses, techs, what have you, and the clinical front end staff as well. Everybody here at the Charleston Center that I've worked with has really been excellent.

    2026-05-22

  • very kind and well versed , comforting and efficient and very attentive got much info from my visit

    2026-05-21

  • My provider was excellent. She was very attentive and listened to my concerns.

    2026-05-18

  • Dr.Li is absolutely wonderful ,she listens to all my concerns and helps me greatly .

    2026-05-17

  • I always feel comfortable when I have appointments at MGH Charlestown. Everyone is great and very knowledgeable.

    2026-04-16

  • My Doctor is the best

    2026-04-16

  • Treated very well

    2026-04-13

  • She is knowledgeable and willing to exchange information in discussion and does an excellent job. She appears to be very rushed and I believe she's probably been given more patients to see than she should.

    2026-04-08

  • excellent excellent excellent care

    2026-03-31

  • I would like just to say that I've always been treated with respect and kindness at this clinic and continue to recommend them to anybody. Thank you.

    2026-03-27

  • I was waiting for the Dr. to come in and I asked the nurse if the Dr. Was running late and she said yes just a few min. Well 35min later she comes in and didn't even apologize for being late. Unacceptable. I think she is a good Dr.

    2026-03-25

  • Just excellent

    2026-02-08

  • my care with dr li is always pleasent and informative she is great

    2026-02-08

  • Dr. Li is unbelievable. She listens carefully, remembers things from the past, is very thorough and very smart. And I'm incredibly grateful that she continues to be a primary care physician at the Charlestown Mass General Health Clinic.

    2026-01-30

  • Excellent care!

    2026-01-28

  • She is courteous and she takes as much time as needed.

    2026-01-21

  • Dr. Li listened carefully to me and was comprehensive and thoughtful in her clinical formulation.

    2026-01-07

  • She is great I feel very fortunate to have her for my PCP listening to me suggests advice for my health and welfare.

    2026-01-07

  • Dr. Li is amazing! She cares.

    2025-12-31

  • Great person

    2025-12-24

  • The provider was excellent. I had seen her on a couple of other urgent care appointments and I would amend her highly.

    2025-12-19

  • Dr Li was very nice, knowledgeable, and respectful. This was my first visit with her and I was impressed.

    2025-11-26

  • Thank you for seeing me and explaining things to me in the way I could understand.

    2025-11-24

  • Dr. Wei Li was lovely! I enjoyed her energy, candidness and her ability to connect with me. She was able to provide me with new medical information and very well gaged my need to think on her recommendation as it would be a change in how I have managed my health. She was efficient and quite present in the conversation. I look forward to continuing my primary care with Dr. Li.

    2025-11-12

  • My provider seemed to care about what I needed and had to say. Listened when I spoke and waited till I finished saying my sentence. Also gave a lot of useful information going on in my life.

    2025-11-12

  • Dr. Li was very kind, compassionate, and a good listener. Very helpful and reassuring.

    2025-11-07

  • Mgh is the best of the best

    2025-11-02

  • It was very helpful, excellent. We talked a little bit. Actually, we talked a lot. And she gave me all the answers. And I would recommend her to anybody. Thank you.

    2025-10-30

  • Dr Li listens and responds to my questions and my health concerns at every visit. I never feel rushed when I'm with her and I am very comfortable asking questions.

    2025-10-26

  • I am lucky to have Dr. Li as my primary.

    2025-09-21

  • couldn't find a better doctor than Dr. Li. She's personable, thorough, keeps track of my history. I am very happy with her.

    2025-09-11

  • Dr Li is an excellent provider, she listens carefully and treats you with respect. I feel she explains everything in detail and is very thorough

    2025-09-05

  • Dr. Li is phenomenal. She is very amazing at listening. She understands what we spoke about in the last visit. [redacted] she has been amazing. I feel very comfortable with her [redacted] Thank you. All 10.

    2025-09-06

  • Dr Li was very good Went over all my problems

    2025-09-04

  • She is the best doctor I have ever seen. Thank you.

    2025-08-29

  • The provider was very thorough and curious anout me and took her time to make sure I was comfortable.

    2025-08-24

Accepted Insurance

  • Tufts Medicare Preferred
  • MassHealth ACO
  • Medicaid ME
  • Wellpoint
  • Multiplan
  • Commonwealth Care Alliance
  • WellSense NH
  • Coventry
  • Aetna
  • Cigna
  • Railroad Medicare
  • Medicaid VT
  • Medicare
  • Blue Cross Blue Shield Medicare
  • WellSense
  • Fallon Health
  • Tufts Health Plan
  • MassHealth
  • Beech Street
  • Blue Cross Blue Shield
  • Humana
  • Harvard Pilgrim Health Care
  • Medicare ACO
  • TriCare
  • Senior Whole Health
  • Medicaid NH
  • United Health Care
  • Mass General Brigham Health Plan
  • Maine Community Health Options