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Kristen Longley Flint

Kristen Longley Flint, MD

EndocrinologyInternal MedicineMetabolic Bone Disease

Mass General Brigham

Highlights

Age Groups Seen

  • Adults

Languages

  • English

Gender

Female

Locations

  1. Massachusetts General Diabetes Clinical Center
  2. Massachusetts General Endocrine Associates
    • 15 Parkman Street, Wang Building, Suite 730A, Boston, MA 02114
    • Get Directions

Expertise

Education

  • Fellowship: Massachusetts General Hospital, Endocrinology, diabetes & metabolism, 2025
  • Residency: Beth Israel Deaconess Hospital, Internal Medicine, 2022
  • Medical Education: Emory University School of Medicine, 2019

Board Certifications

  • Endocrinology Diabetes and Metabolism: American Board of Internal Medicine, 2024
  • Internal Medicine: American Board of Internal Medicine, 2022

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
  • Maine Community Health Options
  • Mass General Brigham Health Plan
  • MassHealth
  • Medicaid CT
  • 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

Ratings & Reviews

4.9 out of 5

121 ratings, 63 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.

Search reviews
  • Reviewed on 7/8/2026

    Kristen is amazing. She is compassionate. She is attentive in terms of listening to your concerns. She is very knowledgeable with regards to what she's talking about. She offers very insightful feedback and information. She is a very caring person. Her overall temperament is really becoming of what a doctor should be. And kudos to her. She's in the right field. She's doing God's work. Thanks, Kristen.

  • Reviewed on 7/6/2026

    Need to expand on the Diabetes conversation

  • Reviewed on 7/2/2026

    Dr. Flint was very thorough and asked several questions about my concerns. She listened and provided excellent recommendations.

  • Reviewed on 6/28/2026

    As has been the case in every interaction I've had at MGH, I was treated with courtesy and respect and was seen promptly and on schedule. Dr Flint is careful and thorough and wants to be sure that she is communicating with me.

  • Reviewed on 6/18/2026

    Dr. Flint was very well versed on my history. She was aware of all the meds I'm taking and we went over some options for med changes in the future and also timing-wise. She listened very intently. I think she's a great doctor and I really feel comfortable working with her. Thank you.

  • Reviewed on 6/15/2026

    This was my first visit with this dr and she had thoroughly reviewed my files prior to my visit and was very knowledgeable and took time to answer my questions.

  • Reviewed on 6/7/2026

    Very personal, professional and patient

  • Reviewed on 6/7/2026

    Dr. Flint was very caring, concerned and had reviewed my previous health issues pertaining to my parathyroid surgery and lab results surrounding it. She reviewed with me the results of the DXA scan I had done that day and gave me explanations I could understand. She gave me suggestions on how I could improve a couple of health problems I have and gave me reasons good enough for me to want to try them. I'm happy to have her as my new endocrinologist!!

  • Reviewed on 5/24/2026

    Very friendly, very knowledgeable about my condition and very timely.

  • Reviewed on 5/25/2026

    The provider was right on time, followed a pretty comprehensive agenda to check how I was doing and what my potential changes might need to be for my medications, for my services, but she was wonderful.

  • Reviewed on 5/25/2026

    Dr. Flint is a wonderful physician. She's so competent and so patient. I've now seen her in person and I've seen her over video connection and she's followed up checking on how certain medications were doing or not doing and making adjustments and I consider myself very, very grateful to be her patient.

  • Reviewed on 5/24/2026

    Dr Flint was extremely knowledgeable and informative. As a result of my visit I have a clearer understanding of of my condition.

  • Reviewed on 5/23/2026

    Definitely a very good experience! Helped me in every aspect I needed help in and guided me on how to manage my sugar levels.

  • Reviewed on 5/20/2026

    This was my first meeting with Dr. Flint. She had reviewed my medical history and was aware of all the important factors that needed to be discussed during our discussion of treatment for osteoporosis. Although I'd talked with three other physicians (1 orthopedic surgeon and 2 rheumatologists) about this treatment, none of them explained the treatment with the same depth of information that Dr. Flint provided. She was patient, listened to my concerns, answered all my questions, treated me with respect. I feel grateful to be under Dr. Flint's care. She is highly skilled, personable, and thorough. A winning combination! Thank you.

  • Reviewed on 5/13/2026

    It is good to have confidence in my caregiver.thank you.

  • Reviewed on 5/6/2026

    Yeah, I had an excellent experience, very experienced doctors, nurses, and I recommend Mass General to anybody in my family. Thank you.

  • Reviewed on 5/5/2026

    Aside from being a knowledgeable professional, I found Dr. Flint to be an attentive, respectful, delightful human being.

  • Reviewed on 5/4/2026

    I'm so glad I got to see Dr. Flint after my sudden diagnosis of LADA. I really appreciated that she started by asking me what I knew about it, and filled in the details or corrected my understanding if I got things wrong. She understood my drive to find some way to slow down or even halt the progression of the disease, and took the time to carefully review a clinical trial I found at another facility. I feel confident that she will be looking out for me throughout this process.

  • Reviewed on 4/21/2026

    Very positive. This was my first visit with Dr Flint. She took time to understand my background and adjust our conversation appropriately.

  • Reviewed on 4/22/2026

    I was very impressed by the provider. She listened to me. She was empathetic. She knew a lot about my history and she gave me excellent advice. I am looking forward to seeing her again in a few years.

  • Reviewed on 4/13/2026

    Efficient and professional

  • Reviewed on 4/12/2026

    Doctor Flint is fabulous.

  • Reviewed on 4/4/2026

    Dr Flint was very kind patient and well informed about my medical history

  • Reviewed on 3/30/2026

    Dr. Flint always spends the time with me that I need to understand my health and the treatments. She is always kind and thorough. She explains how the medications work and what I can expect. She pays attention of my whole body and not just the diabetes.

  • Reviewed on 3/29/2026

    Knowledgeable provider, and willing to think creatively around intersections of multiple medical conditions.

  • Reviewed on 3/29/2026

    Very good

  • Reviewed on 3/21/2026

    I received excellent care!

  • Reviewed on 3/16/2026

    She was my first endocrinologist, and I'm so grateful. For her training and the way she treats patients. Excellent.

  • Reviewed on 3/16/2026

    Very helpful and sent time listening and was well prepared

  • Reviewed on 3/15/2026

    Regular visit

  • Reviewed on 2/17/2026

    Polite and she was easy to speak with

  • Reviewed on 2/16/2026

    She spoke very clearly (I am hard of hearing) which I appreciated. She is professional, knowledgeable and personable. She asked the right questions and gave clear answers.

  • Reviewed on 1/18/2026

    She was very caring and explained everything very well.

  • Reviewed on 1/14/2026

    Great experience.

  • Reviewed on 1/5/2026

    First time I met Dr Flint. She was polite, patient, kind, informative and was able to answer all of my questions and concerns.

  • Reviewed on 12/29/2025

    Remarkable how well Dr Flint understands my history!! She reviewed all medication with me. Fabulous that she explained a plan to monitor me , and exlained the capacity to direct any future interventions necessary. Within 24 hours I received her message reviewing labs drawn that day. Can't hope for more in an office visit: knowledge multiplied and my anxiety erased. Thank you Dr Flint.

  • Reviewed on 12/28/2025

    She was very kind and very knowledgeable and she had a good personality. I would definitely go back to her.

  • Reviewed on 12/20/2025

    Dr Flint too her time, examined me, reviewed meds, reviewed my Stelo results and recommended a plan of action. I was very pleased.

  • Reviewed on 12/19/2025

    This doctor was wonderful. She listened to everything I had to say. She knew my medical history. She made some great suggestions about how to be even more in range with my blood sugars. She gave me new ideas and she feels like a real partner in my health. I am very excited to be working with her. Thank you so much.

  • Reviewed on 12/14/2025

    This was the first time I had seen Dr Flint, and she was very personable, educative and efficient. She was aware of my history and curious about my current issues. She took extra care to make sure I understood details about my medications

  • Reviewed on 12/14/2025

    Excellent

  • Reviewed on 12/12/2025

    Dr Flint was very professional and helpful.

  • Reviewed on 12/9/2025

    Dr. Flint explained things in an easy cohesive way for me to understand. She took the time to share all the options relative to my health concerns and made the best possible plan for me now and moving forward in 2026. She was confident, reassuring and very easy to talk with. I would definitely recommend anyone to see Dr. Flint. Thank you.

  • Reviewed on 12/8/2025

    I was very pleased with my visit with Dr. Flint. I feel fortunate to have such an experienced and knowledgeable doctor who also has a great comforting personality.

  • Reviewed on 11/30/2025

    It was wonderful to speak with Dr. Flint. She took the time to listen to my medical story and provided some excellent medical advice. I particularly liked how she took the time to go through different foods and dietary changes that could help my situation.

  • Reviewed on 11/23/2025

    Kristen called me on a phone visit and was ver kind and personable. I will have an appointment soon and will met with her then.

  • Reviewed on 10/29/2025

    Excellent.

  • Reviewed on 10/26/2025

    Dr. Flint was very personable and caring.

  • Reviewed on 10/25/2025

    Dr Flint is an excellent physician and has provided me with very helpful guidance in managing diabetes.

  • Reviewed on 10/22/2025

    She was very thorough and explained things with a visual which was very helpful.

  • Reviewed on 10/12/2025

    Felt in good hands and satisfied with plan going forward

  • Reviewed on 10/12/2025

    Dr. Flint was clear and thorough. I found the appointment very helpful.

  • Reviewed on 10/9/2025

    Wonderful experience when I.visited

  • Reviewed on 10/6/2025

    Very good communicator and seemed very knowledgeable

  • Reviewed on 10/8/2025

    I haven't heard about the testing she recommended: parathyroid ultrasound and referral to surgeon.

  • Reviewed on 9/7/2025

    ok

  • Reviewed on 9/5/2025

    Very attentive and compassionate

  • Reviewed on 8/30/2025

    Friendly and professional

  • Reviewed on 8/30/2025

    She was very patient and understanding.

  • Reviewed on 8/25/2025

    Excellent

  • Reviewed on 8/26/2025

    very good interaction. pleased with my visit

  • Reviewed on 8/26/2025

    Dr Flint was wonderful to interact with. She was knowledgeable, personable and easy to talk to.

  • Reviewed on 8/25/2025

    Dr. Flint was one of the first doctors I have had in years who actually listened to my issues and understood what I was saying and paid attention to me. She was wonderful and I wish I could have her for all of my care.