| Adcare Hospital of Worcester Inc | Worcester, MA | Acute Care Hospitals | Proprietary | Not rated |
| Anna Jaques Hospital | Newburyport, MA | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Arbour Hospital | Boston, MA | Psychiatric | Proprietary | Not rated |
| Arbour Human Resource Institute | Brookline, MA | Psychiatric | Proprietary | Not rated |
| Arbour-Fuller Hospital | South Attleboro, MA | Psychiatric | Proprietary | Not rated |
| Athol Memorial Hospital | Athol, MA | Critical Access Hospitals | Voluntary non-profit - Private | 2 stars |
| Baystate Franklin Medical Center | Greenfield, MA | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Baystate Medical Center | Springfield, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Baystate Noble Hospital | Westfield, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Baystate Wing Hospital | Palmer, MA | Acute Care Hospitals | Voluntary non-profit - Other | 4 stars |
| Bedford VA Medical Center | Bedford, MA | Acute Care - Veterans Administration | Veterans Health Administration | Not rated |
| Berkshire Medical Center | Pittsfield, MA | Acute Care Hospitals | Voluntary non-profit - Other | 4 stars |
| Beth Israel Deaconess Hospital - Milton | Milton, MA | Acute Care Hospitals | Government - Federal | 4 stars |
| Beth Israel Deaconess Hospital - Needham | Needham, MA | Acute Care Hospitals | Voluntary non-profit - Private | 5 stars |
| Beth Israel Deaconess Hospital Plymouth | Plymouth, MA | Acute Care Hospitals | Voluntary non-profit - Private | 4 stars |
| Beth Israel Deaconess Medical Center | Boston, MA | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Boston Children's Hospital | Boston, MA | Childrens | Voluntary non-profit - Private | Not rated |
| Boston Medical Center | Boston, MA | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Boston Medical Center-Brighton | Brighton, MA | Acute Care Hospitals | Proprietary | 3 stars |
| Bournewood Hospital | Brookline, MA | Psychiatric | Proprietary | Not rated |
| Brigham and Women Faulkner Hospital | Jamaica Plain, MA | Acute Care Hospitals | Voluntary non-profit - Private | 5 stars |
| Brigham and Women's Hospital | Boston, MA | Acute Care Hospitals | Voluntary non-profit - Private | 5 stars |
| Brown University Health Morton Hospital | Taunton, MA | Acute Care Hospitals | Proprietary | 1 star |
| Cambridge Health Alliance | Cambridge, MA | Acute Care Hospitals | Government - Local | 3 stars |
| Cape Cod & Islands Community Mental Health Center | Pocasset, MA | Psychiatric | Government - State | Not rated |
| Cape Cod Hospital | Hyannis, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Carney Hospital | Boston, MA | Acute Care Hospitals | Proprietary | Not rated |
| Cooley Dickinson Hospital Inc,the | Northampton, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Dr John C Corrigan Mental Health Center | Fall River, MA | Psychiatric | Government - State | Not rated |
| Dr Solomon Carter Fuller Mental Health Center | Boston, MA | Psychiatric | Government - State | Not rated |
| Emerson Hospital - | W Concord, MA | Acute Care Hospitals | Voluntary non-profit - Private | 5 stars |
| Fairview Hospital | Great Barrington, MA | Critical Access Hospitals | Voluntary non-profit - Private | 5 stars |
| Falmouth Hospital | Falmouth, MA | Acute Care Hospitals | Voluntary non-profit - Private | 4 stars |
| Franciscan Children's Hospital & Rehab Center | Brighton, MA | Childrens | Voluntary non-profit - Private | Not rated |
| Good Samaritan Medical Center | Brockton, MA | Acute Care Hospitals | Proprietary | 2 stars |
| Heywood Hospital - | Gardner, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Holy Family Hospital | Methuen, MA | Acute Care Hospitals | Proprietary | 2 stars |
| Holyoke Medical Center | Holyoke, MA | Acute Care Hospitals | Voluntary non-profit - Private | 4 stars |
| Hospital for Behavioral Medicine | Worcester, MA | Psychiatric | Proprietary | Not rated |
| Lahey Hospital & Medical Center, Burlington | Burlington, MA | Acute Care Hospitals | Voluntary non-profit - Private | 4 stars |
| Lowell General Hospital | Lowell, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Marlborough Hospital | Marlborough, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Martha's Vineyard Hospital Inc | Oak Bluffs, MA | Critical Access Hospitals | Voluntary non-profit - Private | 4 stars |
| Massachusetts Eye and Ear Infirmary - | Boston, MA | Acute Care Hospitals | Voluntary non-profit - Private | Not rated |
| Massachusetts General Hospital | Boston, MA | Acute Care Hospitals | Voluntary non-profit - Private | 5 stars |
| McLean Hospital Corporation | Belmont, MA | Psychiatric | Voluntary non-profit - Private | Not rated |
| Melrosewakefield Healthcare | Melrose, MA | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Mercy Medical Ctr | Springfield, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Merrimack Health Lawrence Hospital | Lawrence, MA | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Metrowest Medical Center | Framingham, MA | Acute Care Hospitals | Voluntary non-profit - Private | 1 star |