About Colleen Harrington, MD

Departments, Centers, & Programs:

Clinical Interests:

Treats:

Locations

Mass General Heart Center
55 Fruit St.
Boston, MA 02114
Phone: 866-644-8910

Mass General Vascular Center at Waltham
52 Second Ave.
Suite 2100
Waltham, MA 02451
Phone: 781-487-6000

Medical Education

  • MD, Drexel University College of Medicine
  • Residency, Johns Hopkins
  • Fellowship, Johns Hopkins
  • Fellowship, Johns Hopkins

American Board Certifications

  • Cardiovascular Disease, 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

5.0out of 5(174 Ratings, 104 Comments)

February 2025

Dr. Harrington is the best doctor I've ever had right up there with my personal care, my primary care physician. She listens. She's very knowledgeable. She can explain things perfectly for me and listens very closely to me. She's prepared when I get there and is able to follow up with me if needed. Thank you. I highly recommend Dr. Harrington. ... Read More


February 2025

Dr Harrington and her staff were great. She is now my cardiologist. Thank you.


February 2025

Excellent provider.


February 2025

I'm so happy with my provider. She explains everything in a way that I can fully understand and I feel heard. It's so refreshing!


February 2025

Dr Harrington is very easy to talk to and asks good questions. I personally appreciate that she is very up to date regarding SCAD research!


February 2025

Dr. Harrington is awesome, top 1%, thorough, thoughtful, and respectful. and of course knowledgeable


February 2025

It was a wonderful visit. Dr. alleviated my concerns and clearly explained the situation.


February 2025

Colleen Harrington was one of the best, most thorough and compassionate doctors I have ever seen in my life. She explained what happened to me in very clear detail, gave me an outline of how to protect myself from this happening again, and truly listened to me. She offered deep empathy but also helped me feel more confident in my heart and my ... Read More


February 2025

She was amazing! She took her time with me and explained everything in detail. She spoke to me like she cared.


February 2025

This was my first appointment with Dr. Harrington. She was very attentive and spent a lot of time discussing my condition and possible courses of action. She made sure that I understood options and showed me information/resources on-line as part of her explanations.

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