Mass General West primary care providers perform routine health screenings as well as complex diagnostic evaluation and treatment for adults and seniors.
- Phone: 781-487-4350
- Visit our department's main website
Contact Us
40 Second Street
Suite 400
Waltham, MA 02451
Phone: 781-487-4350
Fax: 781-487-4351
Parking is free at our Waltham office.
World-Class Primary Care for Adults
Patients have access to world-class primary care as well as a number of specialties at our convenient Waltham location. Your primary care physician refers you to specialists and coordinates all of your health care needs.
Primary Care Providers
- Devasena Balasubramaniam, MD
- Thomas Fry, MD
- Daniel P. Gaposchkin, MD, PhD
- Christina W. Gelev, MD
- Margot A. Holman, MSN, RNC
- Mary Sabolsi, MD
Office Hours Our office hours are Monday through Friday, 8:30 am to 5:00 pm. On-call physician coverage for all patients is available 24 hours a day, seven days a week.

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