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We’ve recently updated our electronic health record and other systems to better support your care. We appreciate your patience and understanding as we work through this change and look forward to caring for you!

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Information about Mercy Medical Center’s Transition to Baystate Health

Mercy Medical Center and its affiliated medical group practices joined Baystate Health on November 1, 2026.

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Baystate Health & Wellness Center - Greenfield

48 Sanderson Street
Greenfield, MA 01301

Phone 413-773-2022
Get Directions
  • Monday: 7:30 am - 5 pm
  • Tuesday: 7:30 am - 5 pm
  • Wednesday: 7:30 am - 5 pm
  • Thursday: 7:30 am - 5 pm
  • Friday: 7:30 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
Baystate Health & Wellness Center - Greenfield
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Baystate Health & Wellness Center – Greenfield provides convenient options for getting lab work, visiting your primary care doctor, or seeing a specialist. Practices within this location include Bariatric Surgery, Family Medicine, Gastroenterology, General Surgery, Infectious Disease, Women’s Health, Neurology, Plastic and Reconstructive Surgery, Pulmonary, and more. It is located at 48 Sanderson Street in Greenfield, MA.

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We offer primary care and walk-in Convenient Care along with radiology, rehabilitation, and specialty services.

Primary Care & Walk-In Services

Practices within this Center

Baystate Bariatric Surgery - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-773-2626
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Bariatric Surgery - Greenfield

Baystate Family Medicine - Greenfield

 48 Sanderson Street, Floor 2
Greenfield, MA 01301 413-773-2022
Hours of Operation
  • Monday: 7:30 am - 5 pm
  • Tuesday: 7:30 am - 5 pm
  • Wednesday: 7:30 am - 5 pm
  • Thursday: 7:30 am - 5 pm
  • Friday: 7:30 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Family Medicine - Greenfield

Baystate Gastroenterology - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-773-2655
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Gastroenterology - Greenfield

Baystate General Surgery - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-773-2626
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate General Surgery - Greenfield

Baystate Infectious Disease - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-794-7394
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Infectious Disease - Greenfield

Baystate Neurology - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-794-5600
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Neurology - Greenfield

Baystate Medical Practices - Pioneer Women's Health - Greenfield

 48 Sanderson Street
Greenfield, MA 01301 413-773-2200
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Medical Practices - Pioneer Women's Health - Greenfield

Baystate Plastic & Reconstructive Surgery - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-773-2626
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Plastic & Reconstructive Surgery - Greenfield

Baystate Pulmonary - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-794-7330
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Pulmonary - Greenfield

Baystate Rehabilitation Care - Greenfield

 48 Sanderson Street, Floor 1
Greenfield, MA 01301 413-794-5600
Hours of Operation
  • Monday: 7:30 am - 6 pm
  • Tuesday: 7:30 am - 6 pm
  • Wednesday: 7:30 am - 6 pm
  • Thursday: 7:30 am - 6 pm
  • Friday: 7:30 am - 4:30 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Rehabilitation Care - Greenfield

Baystate Sleep Medicine - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-794-5600
Hours of Operation
  • Monday: 8 am - 5 pm
  • Tuesday: 8 am - 5 pm
  • Wednesday: 8 am - 5 pm
  • Thursday: 8 am - 5 pm
  • Friday: 8 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Sleep Medicine - Greenfield

Baystate Surgical Oncology & Breast Specialists - Greenfield

 48 Sanderson Street, Suite 102
Greenfield, MA 01301 413-794-8899
Hours of Operation
  • Monday: 7:30 am - 5 pm
  • Tuesday: 7:30 am - 5 pm
  • Wednesday: 7:30 am - 5 pm
  • Thursday: 7:30 am - 5 pm
  • Friday: 7:30 am - 5 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Surgical Oncology & Breast Specialists - Greenfield

Baystate Wound Care and Hyperbaric Medicine - Greenfield

 48 Sanderson Street, Suite 1
Greenfield, MA 01301 413-773-2441
Hours of Operation
  • Monday: 8 am - 4 pm
  • Tuesday: 8 am - 4 pm
  • Wednesday: 8 am - 4 pm
  • Thursday: 8 am - 4 pm
  • Friday: 8 am - 4 pm
  • Saturday: Closed
  • Sunday: Closed
View Location Baystate Wound Care and Hyperbaric Medicine - Greenfield
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