- Aronson Foot Care
- Asaker Medical Associates
- Asthma and Allergy Physicians, LLC
- Boston Health Care for the Homeless Program
- Boston Kidney
- Boston University Affiliated Physician Group (BUAP)
- Bridgeport Hospital
- Brockton Neighborhood Health Center
- Brown Health
- Carbon Health
- Cedar Hill Pediatrics
- Charles River Health Center
- Codman Square Health Center
- The Dimock Center
- DotHouse Health (formerly Dorchester House)
- Integrated Dermatology of Newton-Brighton
- Elliot General Surgical Specials
- The Elliot Lewis Center For Multiple Sclerosis Care
- ENT Specialists, Inc.
- Frecerro Medical Associates
- GI Affiliates of SE MA
- GI Affiliates to Brighton
- Good Shepherd Community Care
- Greater Boston Urology
- Greater Roslindale Medical and Dental Center
- Hanjani, MD
- Holyoke Health
- Horizons Health and Wellness
- Integrated Dermatology of Brookline
- Manish Tandon, PC
- Massachusetts Partnership for Correctional Healthcare
- Mattapan Community Health Center
- Neda Brookline LLC
- NeighborHealth South End
- Norfolk Center for Cancer Care & Hematology, PC
- Nova Medical Group PC
- Orthopaedic Specialists of Massachusetts
- Paul Burns, MD
- Pediatric Associates of Brockton
- Revere Medical Group
- Signature Healthcare
- SkinCare Physicians
- South Boston Community Health Center
- South Shore Dermatology
- Stephen Kovacs, MD
- Sturdy Health
- Trinity Family Medicine
- University Orthopedics
- Uphams Corner Health Center
- US Family Health Plan
- Vascular Care Specialists
- Whittier Street Health Center