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Matthew I Kim

Matthew I Kim, MD

Endocrinology

Highlights

Age Groups Seen

  • Adults
  • Geriatrics

Languages

  • English

Gender

Male

Locations

  1. Brigham and Women's Endocrinology Clinic
  2. Brigham and Women's Endocrine Clinic
  3. Brigham and Women's Endocrine Thyroid Nodule Clinic

Expertise

Education

  • Fellowship: Johns Hopkins Hospital, Endocrinology, 2002
  • Internship: Hospital of the University of Pennsylvania, Internal Medicine, 1999
  • Medical Education: Washington University, 1996

Board Certifications

  • Clinical Informatics: American Board of Preventive Medicine, 2019
  • Internal Medicine: American Board of Internal Medicine, 2001
  • Internal Medicine: American Board of Internal Medicine, 1999

Insurance

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

Ratings & Reviews

4.9 out of 5

336 ratings, 144 reviews

The 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.

How likely would you be to recommend this provider to your family and friends?
Search reviews
  • Reviewed on 3/2/2026

    Dr. Kim is an outstanding endocrinologist. He is thoughtful, considerate and very knowledgeable. He balances test results with his clinical observations which is how medicine should be conducted.

  • Reviewed on 3/1/2026

    Dr. Kim is outstanding

  • Reviewed on 2/24/2026

    I will always go to Dr. Kim. Very professional and very caring doctor.

  • Reviewed on 2/28/2026

    I've been seeing Dr. Kim for 16 years and he's always been fantastic. He listens to all of my concerns and I really feel heard and I really feel like he wants to help me and he does help me. And in this most recent visit, he helped me greatly with my sleep issues and I'm very, very grateful for him.

  • Reviewed on 2/24/2026

    I have been a patient of Dr. Kim's for more than a decade and he is a kind, knowledgeable and compassionate care provider.

  • Reviewed on 2/23/2026

    Dr Kim, from the first time I met him, has demonstrated both familiarity with the details of my medical history and concern for how my endocrine function fits in to my overall health and wellbeing. This can be, in my experience, relatively rare among medical specialists. He trusts my observations and always answers my questions in helpful detail.

  • Reviewed on 2/16/2026

    My doctor and nurse are kindly to what I have to say always

  • Reviewed on 2/15/2026

    Dr. Kim and MGB personnel are always the most professional and attentive people. They listen, give you the time you need, and go above and beyond to be sure you are getting the highest quality of care.

  • Reviewed on 2/14/2026

    Good

  • Reviewed on 2/14/2026

    All went as he described he seemed very knowledgeable and experienced I felt very confident and comfortable in his care

  • Reviewed on 2/27/2026

    Dr. Matthew Kim provides leading edge diagnosis and treatment. He is outstanding. He's the best doctor we've ever had for a whole family. He is efficient, effective, respectful, courteous, wise, smart, and he provides, he's very insightful and he has a unique way of understanding exactly what's going on with the patient and all the areas also touching his area of expertise as well. And he is very personable, a nice person, and he's the best doctor we've ever had. Thank you very much.

  • Reviewed on 2/25/2026

    Dr Kim is always friendly, relaxed and up to date on my medical journey.

  • Reviewed on 2/8/2026

    Good experience

  • Reviewed on 2/7/2026

    This is my first time seeing Dr. Kim. I didn't have a nurse, but I did have a medical technologist and a radiology specialist who was very kind. The doctor was too. It's my first time here. Thank you.

  • Reviewed on 2/6/2026

    The experience was very comfortable and his bedside manners were very pleasant.

  • Reviewed on 2/5/2026

    Dr. Kim is an amazing doctor. I can tell you his knowledge and expertise. He's truly an amazing doctor.

  • Reviewed on 2/5/2026

    Dr. Kim has always impressed me as being a very caring, focused physician. He is surely an asset to this or any medical facility, and I'm grateful to have

  • Reviewed on 1/31/2026

    Great Doctor that obviously cares and is very enjoyable to speak with

  • Reviewed on 1/30/2026

    He is precise, what he is doing, explain what will the current issue /problem give the treatment plan to follow;go from there.This is the Doctor that I need to have and the other one must have too .

  • Reviewed on 1/28/2026

    He's great.

  • Reviewed on 1/22/2026

    Very easy to talk too. And also knows about you medical history's

  • Reviewed on 1/18/2026

    It was a good visit - professionally done. ?

  • Reviewed on 1/15/2026

    I love Dr Matthew Kim. He always answers questions and is honest with all of my care. He follows up on tests and blood work and explains everything to me. I wish more doctors were like Dr Kim. He is an exception to the doctors who are in and out of your room quickly and leave you feeling like just another patient.

  • Reviewed on 1/9/2026

    Excellent provider [redacted]

  • Reviewed on 1/5/2026

    Dr Kim did an excellent job explaining my medical condition and ordered blood work. He followed up with a letter explaining the results in my portal the following day

  • Reviewed on 1/1/2026

    I have confidence in Dr. Kim's ability to manage and coordinate my care. He gives me his full attention and takes a genuine interest in my health. Dr. Kim combines professionalism and compassion in his unassuming way.

  • Reviewed on 1/1/2026

    Dr. Matthew Kim provides outstanding leading edge diagnosis and treatment and he is highly respectful, courteous, kind, knowledgeable, efficient, effective, wise, personable, nice person, a wonderful person, and a leading doctor. And he is just the best doctor we've ever had for our whole family. Thank you so much and have a great day.

  • Reviewed on 1/1/2026

    Dr. Kim ialways provides very thorough and thoughtful care of my issues. I feel that I am receiving the best care possible from him.

  • Reviewed on 12/31/2025

    Competent, knowledgeable, approachable.

  • Reviewed on 12/28/2025

    I've seen Dr. Kim for about 10 years for thyroid cancer. He has always been an excellent doctor and I would recommend him to anyone.

  • Reviewed on 12/29/2025

    Excellent . I have been treated by Doctor Kim for over a decade . He's the best

  • Reviewed on 12/25/2025

    Dr Kim is the most attentive, responsive and overall caring physician I could not hope to be in better hands

  • Reviewed on 1/3/2026

    Overall great provider and very knowledgeable. Good bedside manner. Takes time to listen.

  • Reviewed on 12/22/2025

    Dr. Kim and the radiologist were both great. They explained the procedure and they did the procedure very quickly and then I got a call back very quickly with the results. I'm very pleased with everything.

  • Reviewed on 12/20/2025

    Dr. Kim is knowledgeable, kind, and responsive. I wish there were more providers like him.

  • Reviewed on 12/15/2025

    Dr. Kim is fantastic and attentive.

  • Reviewed on 12/16/2025

    Dr Kim is a very good doctor. He tells you what he is doing and explains everything to you so that you understand. Very pleased with Dr Matthew Kim! Excellent provider.

  • Reviewed on 12/7/2025

    Dr. Kim explained what he was going to do. During the procedure his voice was calm and confident. He prepared as he went along.

  • Reviewed on 12/7/2025

    I would recommend Dr Kim to everyone, He always makes me feel calm after seeing him.

  • Reviewed on 12/1/2025

    Excellent as always. Dr. Kim is the best.

  • Reviewed on 11/27/2025

    Hi is very good doctor

  • Reviewed on 11/25/2025

    Dr. Kim is great! He is very knowledgeable and I trust him. I feel that we are partners in my care and never feel as if he speaks down to me. If I could have him as my primary care I would.

  • Reviewed on 11/23/2025

    Very informative , shared results with other providers.

  • Reviewed on 11/20/2025

    Dr Kim Is the best. 13 years and counting! Wouldn't even consider a different endocrinologist!

  • Reviewed on 11/17/2025

    Dr. Kim is very professional and attentive. I trust Dr. Kim and feel safe in his care and expertise.

  • Reviewed on 11/16/2025

    Very efficient office

  • Reviewed on 11/14/2025

    I wouldn't see anybody else except Dr. Kim.

  • Reviewed on 11/12/2025

    If was fine

  • Reviewed on 11/7/2025

    Dr. Kim is fantastic. He always listens and offers a professional expertise!

  • Reviewed on 11/2/2025

    Nothing. It was great

  • Reviewed on 11/1/2025

    Excellent. First rate and most helpful

  • Reviewed on 11/1/2025

    change up the wall art sometimes

  • Reviewed on 10/31/2025

    I'm really grateful to Dr. Kim. I feel like he saved my life when I first was diagnosed and he's followed my treatment carefully. When I was in the emergency for another illness not related to this, he coordinated with the care team and continues following me throughout hospitalization. I really appreciate him. I appreciate his knowledge and how he integrates everything that my entire medical history into my treatment here.

  • Reviewed on 10/30/2025

    Dr. Matthew Kim is very professional, knowledgeable, caring and pleasant. I trust him completely. I am fortunate he is my doctor.

  • Reviewed on 10/29/2025

    Dr Kim is a highly skilled and capable physician. I feel very secure working with him.

  • Reviewed on 10/30/2025

    Dr. Kim has always been a particular favorite because he remembers all of my issues, skin, nails, major and minor. I am very, very confident in him as a professional.

  • Reviewed on 10/24/2025

    I travel significant distance to see doctors at mgh and [redacted]. Because they're the best

  • Reviewed on 10/22/2025

    Very professional and knowledgeable

  • Reviewed on 10/21/2025

    Dr. Kim is the best. He always listens, he is thorough and extremely intelligent. I would recommend him to anyone.

  • Reviewed on 10/22/2025

    I have been a patient of Dr.Kim for about 8 years. I am very confident that the care I receive is the best. He always takes time to review everything, asks me questions pertaining to my health and anything else that should be brought to his attention. I continue to rate him a 10.

  • Reviewed on 10/20/2025

    Listen to all my questions and answer them in a way I could understand

  • Reviewed on 10/16/2025

    Great! I left my previous endo because they did not listen to me and were unwilling to try something different when I wasn't feeling my best.

  • Reviewed on 10/14/2025

    Very professional and aware of his past visits with me-able to link data to address my issues.

  • Reviewed on 10/10/2025

    Dr Kim is wonderful

  • Reviewed on 10/10/2025

    Excellent communication and all of my questions were answered.

  • Reviewed on 10/8/2025

    He is very caring and always responds to my questions either in person or by email.

  • Reviewed on 10/7/2025

    Scheduled testing was almost 1 hour late without any explanaition until I inquired. There was an information board regarding time status of appointment but it was not utilized/updated.

  • Reviewed on 10/5/2025

    Dr. Kim was friendly and excellent. Thank you, [redacted]

  • Reviewed on 10/10/2025

    Dr.Kim is the best!

  • Reviewed on 10/1/2025

    He was great. [redacted]

  • Reviewed on 9/30/2025

    Dr. Kim took time to listen to me, provide explanations and suggestions for my medical care.

  • Reviewed on 10/3/2025

    Dr. Kim is always so caring and provides great care and understanding.

  • Reviewed on 9/28/2025

    Dr . Kim was very thorough in his exam and also answering my questions. He also has a kind bedside manner.

  • Reviewed on 9/28/2025

    Dr. Kim is an outstanding practitioner!

  • Reviewed on 9/27/2025

    Dr Kim is wonderful !!

  • Reviewed on 9/27/2025

    Yes, Dr. Kim is my endocrinologist. I've been seeing him approximately six years. He's very good at what he does. He stays right on top of my records and he knows my whole situation and he's very informative. Any questions I have he can answer them. He's very good at what he does.

  • Reviewed on 9/25/2025

    Perfection and friendly

  • Reviewed on 9/25/2025

    Dr Mathew Kim is an exceptional physician. He continues to take the extra steps during my evaluation and through out the year. His staff adores him.

  • Reviewed on 9/24/2025

    Always an excellent experience with this care provider.

  • Reviewed on 9/24/2025

    I was very fortunate to see an excellent Endocrinologist with sub-specialties. He contributes to keeping BWH a great hospital.

  • Reviewed on 9/26/2025

    Dr. Matthew Kim is always a pleasant, good experience for me when I come to see him. He's well-versed, he's got great bedside manner, and it's just always a very positive experience.

  • Reviewed on 9/21/2025

    Dr. Kim was excellent. The procedure went efficiently and smoothly. I couldn't ask for better.

  • Reviewed on 9/21/2025

    Dr. Kim was superb. Biopsy and reporting results was seamless. Highly recommend

  • Reviewed on 9/20/2025

    Very pleasant appointment. Dr Kim is wonderful...he listens and is very willing to answer any questions you have. He feels that I do not need to return for another appointment unless something changes.

  • Reviewed on 9/17/2025

    Dr. Kim is a wonderful doctor who took the time to listen and followed up to let me know what my test results showed.

  • Reviewed on 9/17/2025

    Dr Kim is very patient and understanding.

  • Reviewed on 9/15/2025

    Excellent. I've been seeing Dr. Kim for many years and I always feel valued and cared for. The lack of response to my last lab tests was a system error- the results were sent to my former PCP and Dr. Kim never saw them, even though he was the ordering MD.

  • Reviewed on 9/17/2025

    Dr. Kim is a wonderful doctor. He is compassionate and is a good listener. He always wants the best for his patients.

  • Reviewed on 9/15/2025

    Dr. Kim is an exceptional physician who truly cares about the well being of his patients. He is beyond thorough, answers all questions, and always responds to my inquiries. Excellent physician.

  • Reviewed on 9/12/2025

    Yeah, I'm actually doing this for my wife who has dementia. Dr. Kim is amazingly professional and was amazingly kind to my dear wife. So he's just a really good guy.

  • Reviewed on 9/8/2025

    I've had approx 4 appts with this provider. The first appt, Dr. Kim explained everything very clearly and answered my many, many questions pleasantly and thoroughly . This appt I had new concerns and Dr. Kim again was super. I definitely left there feeling that my exam/visit was thorough

  • Reviewed on 8/25/2025

    Dr Kim akways answers all my uestions and I feel confident in his care.so pleased to have him as my doctor.

  • Reviewed on 8/21/2025

    Dr. Kim is very thorough and personable. He obviously cares about his patients.

  • Reviewed on 8/19/2025

    One of the best doctors I've ever known.

  • Reviewed on 8/18/2025

    Dr.Kim is wonderful. Seems to love his work and helping patients.

  • Reviewed on 8/22/2025

    Everything was done timely and very professionally

  • Reviewed on 8/19/2025

    Dr. Kim explained everything in terms that were understandable to me.

  • Reviewed on 8/14/2025

    Dr Kim is a terrific doctor. He always tries to accommodate me since I travel several hours. I appreciate that.

  • Reviewed on 8/13/2025

    Seemed very experienced

  • Reviewed on 8/13/2025

    He's the best doctor , always did the best for me , thank you doctor ,

  • Reviewed on 8/12/2025

    Dr. Kim is a credit to his profession. He follows through on EVERTHING he says he will. He is knowledgeable and caring-one of the best docs I have ever had.

  • Reviewed on 8/14/2025

    Excellent experience with the provider

  • Reviewed on 8/3/2025

    Dr Kim is kind and calm/mild mannered and knowledgeable. He is respectful and understanding and I felt extremely safe and confident in his care. His experience and awareness of my condition helped me in dealing with my immediate sense of concern. I am grateful for the excellent care I received and the personal call from him with my results was incredibly thoughtful.

  • Reviewed on 7/28/2025

    He's knowledgeable, conveys that he cares about me, and I trust him.

  • Reviewed on 7/28/2025

    Very positive experience

  • Reviewed on 7/27/2025

    This wonderful doctor showed interest in how his care interacted with all of the aspects of quality of my life.

  • Reviewed on 7/27/2025

    Dr. Kim is excellent.

  • Reviewed on 7/27/2025

    Dr. Kim is an excellent Doctor.

  • Reviewed on 7/23/2025

    Dr. Kim is honestly the best doctor I have ever had in my life. Multiple family members also see him and we all feel the same. He truly cares for his patients and it shows in all he does.

  • Reviewed on 7/23/2025

    Dr. Kim is a very knowledgeable professional, thoughtful, caring, compassionate person.

  • Reviewed on 7/13/2025

    Dr. Kim is very thorough and concerned for my well being.

  • Reviewed on 7/12/2025

    Dr Kim is an expert, thoughtful and caring provider. I feel grateful and lucky to have him as my doctor. He is the best!

  • Reviewed on 7/15/2025

    Yes, when I went there, everybody was good to me. That's all I can really say. It'd be great.

  • Reviewed on 7/9/2025

    very impressive review of my prostate cancer diagnosis and treatment prior to our conversation and was able to provide thyroid ultrasound results in context. so, was able to see the whole patient.

  • Reviewed on 7/8/2025

    I am very much satisfied with the provider. He answered all my questions and explained everything very clearly.

  • Reviewed on 7/7/2025

    Very thorough. Explained everything completely.

  • Reviewed on 6/30/2025

    Impressed my not be a strong enough accolade. [redacted] The appt was thorough and informative. Well worth the visit.

  • Reviewed on 6/28/2025

    Stress free visit

  • Reviewed on 6/23/2025

    Dr. Matthew kim is incredible!!!

  • Reviewed on 6/22/2025

    The doctor was very good professional seem to care about my condition took extra precautions and audit bloodwork because I said I wasn't feeling well. Got back to me the day after the bloodwork came in. I was very pleased with Dr. Kim

  • Reviewed on 6/22/2025

    Exceptional patient care from Dr.Kim

  • Reviewed on 6/21/2025

    Pleasant and informative

  • Reviewed on 6/21/2025

    Dr Kim was very kind and thoughtful doing my biopsy

  • Reviewed on 6/21/2025

    Introduce himself. Be aware of my medical history and why I am there before he sees me. Flat affect.

  • Reviewed on 6/18/2025

    The medical assistant was very kind and professional. The physician was excellent and provided me the second opinion I was looking for. He was super prepared for the visit, listened carefully and attentively. He explained everything and helped me to understand options, possibilities as well as my conditions and concerns. Dr. Kim is very knowledgeable and an excellent physician. Not common to find these days.

  • Reviewed on 6/16/2025

    Please address the traffic and parking

  • Reviewed on 6/16/2025

    I have been seeing Dr. Kim for quite a few years, he is quite thorough and not an alarmist at all.

  • Reviewed on 6/13/2025

    Yes, I'd very much like to and appreciate being able to leave a message about how very pleased I've been over the years with Dr. Matthew Kim's care. He's wonderful. He not only knows, he's knowledgeable in his area of medicine, but he's also very kind and very interested in hearing how one's life is going. So I can't give Dr. Kim, but the highest of praise. So thanks for giving me this opportunity. Very pleased to be able to do so. This is [redacted], a very satisfied patient.

  • Reviewed on 6/11/2025

    DrK I'm always replies very promptly to my emails which is sooo helpful with dose changes and calibration

  • Reviewed on 6/11/2025

    Dr. Kim is a very good doctor. I appreciate his calm demeanor, expertise and experience

  • Reviewed on 6/11/2025

    I am sincerely grateful for Dr Kim and his team.

  • Reviewed on 6/8/2025

    Dr Kim was incredible. He spent a lot of time not only explaining my health care concerns but doing so in terms I could understand and making sure I understood

  • Reviewed on 6/7/2025

    Dr. Kim was easy to talk with and to understand.

  • Reviewed on 6/5/2025

    Dr Kim is an amazing provider. He is smart, thoughtful, listens really well, and is responsive to all of my concerns!!

  • Reviewed on 5/27/2025

    Dr Kim has always been available and caring in the years I have been under his care

  • Reviewed on 6/4/2025

    Dr. Kim is very responsible and conscientious. I appreciate his help!

  • Reviewed on 5/27/2025

    Dr. Kim is extraordinary Doctor. I am lucky to be under his care.

  • Reviewed on 5/26/2025

    very thorough and respectful. I felt he covered all my concerns and questions.

  • Reviewed on 5/24/2025

    good experience

  • Reviewed on 5/20/2025

    I love Dr Kim. He always listens to me even when I have suggestions. I speak with him through the app when I'm not doing good. Dr Kim always responds to me in a timely manner. I couldn't ask for a better Dr.

  • Reviewed on 5/12/2025

    Dr. Kim has been extremely responsive and caring.

  • Reviewed on 5/7/2025

    Excellent as always. Dr. Kim is the best. Thank you Dr. Kim and BWH.

  • Reviewed on 5/9/2025

    Yes, Director Kim was excellent in every way possible. Thank you.

  • Reviewed on 5/7/2025

    Excellent medical care.