
Highlights
Age Groups Seen
- Adults
- Geriatrics
Languages
- English
Gender
FemaleAbout Karin L Andersson
Dr. Andersson is a graduate of Yale Medical School (New Haven, CT). She completed Internal Medicine residency training at Brigham and Women's Hospital, and both Gastroenterology and Advanced Hepatology/Transplant Hepatology fellowships at Massachusetts General Hospital. She has an MPH in International Health from the Harvard Chan School of Public Health.
Dr. Andersson has clinical expertise in liver disease (Hepatology). She sees patients with all types of liver disease including viral hepatitis, autoimmune liver disease, biliary diseases, benign liver lesions, liver disease in pregnancy, abnormal liver function tests, cirrhosis, fatty liver disease, and alcoholic liver disease. She has a particular interest in hepatitis B infection. She evaluates and cares for individuals who require liver transplantation. She also performs upper endoscopies, as well as diagnostic and screening colonoscopy.
Locations
- Massachusetts General Gastroenterology Associates
- 55 Fruit Street, Building 5, Boston, MA 02114
- Get Directions
- phone: 617-726-2426
- fax: 617-724-5997
Expertise
Education
- Fellowship: Massachusetts General Hospital, Gastroenterology, 2008
- Residency: Brigham and Women's Hospital, Medicine, 2003
- Medical Education: Yale University School of Medicine, 2000
Board Certifications
- Internal Medicine: American Board of Internal Medicine, 2008
- Internal Medicine: American Board of Internal Medicine, 2007
- Internal Medicine: American Board of Internal Medicine, 2003
Insurance
- Aetna
- Beech Street
- Blue Cross Blue Shield
- Blue Cross Blue Shield - Indemnity
- Blue Cross Blue Shield Medicare
- Cigna
- Commonwealth Care Alliance
- Coventry
- Fallon Health
- Harvard Pilgrim Health Care
- Humana
- Maine Community Health Options
- Mass General Brigham Health Plan
- MassHealth
- Medicaid ME
- Medicaid NH
- Medicaid RI
- Medicaid VT
- Medicare
- Medicare ACO
- Multiplan
- Railroad Medicare
- Senior Whole Health
- TriCare
- Tufts Health Plan
- Tufts Medicare Preferred
- United Health Care
- Wellpoint
- WellSense
- WellSense NH
Ratings & Reviews
5 out of 5
98 ratings, 41 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- Reviewed on 4/6/2026
Dr. Anderson is great and a wonderful doctor.
- Reviewed on 4/6/2026
Excellent.
- Reviewed on 3/24/2026
Dr Andersson always takes plenty of time to go over things with me and answer any questions I might have. It is a pleasure to see her smiling face.
- Reviewed on 3/23/2026
Dr Andersson is one of the best physicians I have ever encountered. She is extremely kind, smart, thorough and listens to all concerns. She explained a short term plan of diagnostic tests and how and why they might be done. My first experience with her was 13 years ago where she quickly helped me obtain rapid care for a serous surgery that I needed to have at that time. She has remained a very trusted and valued doctor in my care group.
- Reviewed on 3/13/2026
I have been seeing Dr Andersson for many years. Always have a very good experience.
- Reviewed on 3/12/2026
Dr. Andersson has been very thoughtful and pays close attention to my issues while providing common sense solutions. She provides me with solution options and relevant information for each to help guide me.
- Reviewed on 3/8/2026
Dr Andersson is very thorough and answers all your questions so you can understand. She is an excellent doctor and you are lucky to have her.
- Reviewed on 3/7/2026
Felt like care providers truly concerned about my health and future.
- Reviewed on 3/13/2026
She is a great doctor, always listening to my concerns and answering all my questions!
- Reviewed on 2/28/2026
My doctor is so sweet, professional and so knowledgeable. It is a pleasure when I meet with her
- Reviewed on 2/14/2026
Is excellent
- Reviewed on 2/13/2026
Dr Andersson and her entire staff have always demonstrated the highest level of care, professionalism, courtesy and respect. They represent a real partnership in my health care.
- Reviewed on 2/2/2026
This is the best provider in the Mass General Hospital. She has time for you. She will call you, go through your lab work. She is actually the best doctor that I've seen in Mass General Hospital, among all the doctors that I've seen.
- Reviewed on 1/18/2026
Thank you!
- Reviewed on 1/17/2026
Dr Andersson has taken care of me for years and I trust her with my condition
- Reviewed on 12/31/2025
Most attentive and current on my health condition.
- Reviewed on 12/29/2025
Dr. Andersson and Dr. [redacted] were pleasant and professional. They explained all aspects of my care and medications. I felt very comfortable in their care.
- Reviewed on 12/28/2025
I feel fortunate to have her. She's an excellent doctor.
- Reviewed on 12/20/2025
Doctors were aware of my medical history, asked questions, appeared engaged and were helpful in discussing the steps I should take.
- Reviewed on 12/12/2025
The provider, Dr. Andersson, is extremely professional, knowledgeable, and very friendly. She explains things very well and she listens to the patient and she also solicits their opinion on any potential therapy that she is considering. I think she's an excellent doctor.
- Reviewed on 11/26/2025
Dr. Karin Andersson always provides me with the best care possible. I drive 100 miles to see Dr Andersson and have been for many years and will continue to do so.
- Reviewed on 11/7/2025
I saw both Dr [redacted] and Dr Andersson on [redacted]. They are two of the kindest smartest most empathetic physicians I have ever had the experience of receiving my care from. They take the time to explain everything in depth. I like that explain things in a way I can understand. [redacted] I felt as though they knew almost immediately what they were looking at when reviewing my past lab work. It gives me a sense of relief in working with confident doctors who I will be clearly following with the rest of my life.
- Reviewed on 11/2/2025
I feel very fortunate that Dr Andersson is my doctor.
- Reviewed on 10/25/2025
Excellent
- Reviewed on 10/13/2025
I've always been treated with great respect and courtesy by Dr. Andersson. And anytime I ask her a question, I get a thorough answer. I feel like she treats me like an equal. And I know she doesn't have to do that, but she does. And I always get my, I always get comforted by the fact that I'm in good hands.
- Reviewed on 9/24/2025
Dr Andersson is polite, professional, knowledgeable, and compassionate carefully listening and succinctly addressing concerns, as well providing professional recommendations. I trust her 100+% for my (and my husbands) care.
- Reviewed on 9/24/2025
Dr. Andersson is always pleasant, patient, and takes the time to listen and answer my questions. We have a very good working relationship and I trust her completely.
- Reviewed on 9/17/2025
Dr Andersson is exceptional. She's compassionate, knowledgeable, and always makes herself available when you need help. I feel confident and reassured during appointments. She really listens and is thoughtful and cares about you as a whole person.
- Reviewed on 9/3/2025
I've been with Dr. Andersson for 15+ years, and I am so grateful for her thoughtful care. She truly knows my health history, always listens and responds quickly to concerns, and follows through every time. Beyond being technically excellent, she genuinely cares-and that makes all the difference.
- Reviewed on 8/30/2025
Here's a warm and professional way you could say something nice about your experience with your health provider: ? I really appreciate the care I received from my health provider. They took the time to listen, explained everything clearly, and made me feel comfortable. It's reassuring to know I have a provider who genuinely cares about my well-being. She is an extremely nice person. Very rare these days. I would highly recommend Dr. Anderson.
- Reviewed on 8/25/2025
Dr. Andersson is easy to talk to and explains all tests to ensure I have a good understanding of the results.
- Reviewed on 8/15/2025
Dr Karin Andersson is the best doctor, listens to my concerns and questions and appreciates my opinions. Very punctional and through during my every visit!
- Reviewed on 8/6/2025
Dr. Karin Andersson is the most personable, trustworthy, thorough, knowledgeable and patient provider I have ever had. Cannot say enough about her open mindedness and flexibility in addition to previous above comments. Love her!
- Reviewed on 7/28/2025
Very good visit
- Reviewed on 7/28/2025
Dr. Karin Andersson has been my doctor for over a decade. She is fantastic and consistently meets and exceeds my expectations.
- Reviewed on 7/27/2025
Dr. Andersson is incredible. Thoughtful, engaging, helpful and knowledgeable.
- Reviewed on 7/23/2025
Dr. Andersson is a competent professional that listened to my concerns and showed genuine interest in my condition. She gave me reasonable and rational advice and explained why she suggested the medication and when my next upper GI should be performed. She did not rush me and took whatever time was necessary to provide a complete examination. Very much satisfied with my visit!
- Reviewed on 7/2/2025
Always a wonderful experience with Dr Andersson.
- Reviewed on 6/9/2025
Dr. Andersson is very thorough, personable, and extremely focussed on her patients. An outstanding Doctor.
- Reviewed on 6/5/2025
Very knowledgeable, listened to me
- Reviewed on 6/4/2025
Dr. Andersson is a wonderful physician. She is extremely caring and takes the time to listen and answer any questions I have. I would rate her higher than "10" if possible!