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Clinic Type

Cancer Care (Oncology)

Address

860 Winter Street, Waltham, MA 02451

Phone

781.434.7316

Email

msco@mms.org

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Vitals: 4.3/5 (4 ratings (Vitals))
  • WebMD: 5.0/5 (9 ratings (WebMD))
  • Vitals/WebMD for Dr. Thomas Oconnor: 3.6-4.0/5 (10-15 ratings (Vitals/WebMD))

Patients praise

  • Compassionate and caring approach from some providers
  • Convenience of receiving high-quality cancer care close to home rather than traveling to Boston
  • Availability of comprehensive, multi-disciplinary support services including nutritionists and social workers

Common complaints

  • Reports of perceived lack of thorough follow-up or monitoring in some cases
  • Concerns regarding accessibility and a less personalized, impersonal experience following administrative changes to clinic settings
  • Occasional reports of communication issues, such as being perceived as dismissive

"Great doctor. Very compassionate."

WebMD patient review for Dr. Sarah May

"Very hard to reach. Seems dismissive."

WebMD patient review for Dr. Thomas Oconnor

"Dr. O’Connor is a good oncologist but since he was moved to Dana Farber at SSH his accessibility has decreased. SSH is too different from Performance Drive and not in a good way. It has no personality. I feel like a number there."

Vitals patient review for Dr. Thomas Oconnor

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

More cancer care (oncology) clinics in Weymouth

Weymouth, MA·Cancer Care (Oncology)

Summary: The Dana-Farber Brigham Cancer Center operates at South Shore Health in Weymouth, MA, providing advanced cancer care through a collaboration with Dana-Farber Cancer Institute and Brigham and Women’s Hospital. This partnership brings leading oncology expertise and treatment access to the South Shore community, with joint programs available at South Shore Health’s Weymouth location. For more details or to explore care and career opportunities, visit SouthShoreHealth.org.

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