Middlesex Surgical Associates is a multispecialty surgical practice in Winchester, Massachusetts.

We are committed to the care of our patients and providing excellent quality care.

We are now offering bariatric surgery for weight loss and treatment of weight-related health conditions.

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Who Are We?

We are a group of Boston-area surgeons and staff, dedicated to the personalized care of each patient we treat. At Middlesex Surgical Associates we prioritize innovation, compassion, and individualized care.

Grade Us on Healthgrades
  • Expert surgeons with the highest levels of training
  • Support staff that treats patients like family
  • Innovative surgical treatment options
  • An entire team ready to listen to your needs.
Meet Our Surgeons

All of our physicians are board certified in general surgery and fellowship trained in its subspecialties including: vascular surgery, minimally invasive general surgery, breast surgery and surgical oncology. Middlesex Surgical Associates is widely recognized as a premier surgical practice in the North Suburban Boston region.

“After my first appointment I was impressed. My surgeon made me feel very comfortable and took away a lot of my fears… Thanks to my awesome doctors and very caring hospital staff.”


“All I can say is thank God for Dr. Barrios. I haven’t felt this good in a very long time. I really feel like I’m back to my old self. I’m so glad that I had my surgery with Dr. Barrios.


“I am home recovering from a EVLT procedure done at Middlesex Surgical Associates yesterday. I am a very happy patient! I feel I received magnificent service. I highly recommend this group.”

Patient A


How can we help you?

We would be happy to talk to you about your health.

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