About Group Practices Here
The most common specialties among Massachusetts group practices are nurse practitioner, physician assistant, internal medicine, and clinical social worker. Browse practices by city below, or open any practice to see its full provider roster, accepted insurance, and quality ratings.
Common Specialties
Most common provider specialties across these practices — tap to find providers statewide
Browse by City
Cities with three or more group practices
Boston128Springfield71Worcester64Fall River41Brockton38Framingham36Quincy33North Andover31Wellesley31Newton30Plymouth29Norwood27Lowell26Cambridge25Chelmsford24Hyannis24Beverly23Concord21Brookline20New Bedford20Peabody20Woburn20Lawrence19Leominster19Needham18Newburyport18West Springfield17Braintree16Natick16Salem16Waltham16Weymouth16Danvers14Holyoke14Stoneham14Winchester14Marlborough13Milford13Pittsfield13Amherst12Attleboro12Chestnut Hill12Dedham12Methuen12North Chelmsford12Acton11Dorchester11Haverhill11Melrose11Norwell11Randolph11Arlington10Auburn10Burlington10Franklin10Hingham10Lynn10North Dartmouth10Taunton10Westborough10
Largest Practices (top 60 of 1,909)
Ranked by number of providers
Massachusetts General Physicians Organization Inc3703 providers · 57 locations
Boston, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Brigham And Womens Physicians Organization Inc3067 providers · 24 locations
Boston, MA · Physician Assistant, Internal Medicine, Anesthesiology
Umass Memorial Medical Group Inc2574 providers · 64 locations
Worcester, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc1762 providers · 19 locations
Boston, MA · Internal Medicine, Nurse Practitioner, Anesthesiology
Lahey Clinic Inc1456 providers · 16 locations
Burlington, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Physiotherapy Associates Inc1418 providers · 70 locations
South Dennis, MA · Orthopedic Surgery, Internal Medicine, Physician Assistant
Baystate Medical Practices Inc1388 providers · 14 locations
Springfield, MA · Nurse Practitioner, Physician Assistant, Hospitalist
The General Hospital Corporation1343 providers · 7 locations
Boston, MA · Nurse Practitioner, Internal Medicine, Psychiatry
Thrive Counseling Llc1323 providers · 168 locations
Cambridge, MA · Mental Health Counselor, Clinical Social Worker, Nurse Practitioner
Atrius Health Inc1292 providers · 23 locations
Boston, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Southcoast Physicians Group Inc902 providers · 18 locations
Fall River, MA · Nurse Practitioner, Physician Assistant, Hospitalist
Mass General Brigham Medical Group Northern Massachusetts Inc826 providers · 18 locations
Danvers, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Cambridge Public Health Commission702 providers · 5 locations
Cambridge, MA · Physician Assistant, Family Practice, Internal Medicine
Dana-farber Cancer Institute, Inc.687 providers · 8 locations
Boston, MA · Medical Oncology, Physician Assistant, Hematology/oncology
Reliant Medical Group Inc676 providers · 12 locations
Worcester, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is577 providers · 15 locations
New Bedford, MA · Certified Registered Nurse Anesthetist, Internal Medicine, Anesthesiology
Mass General Brigham Medical Group Suburban Massachusetts Inc563 providers · 12 locations
Newton, MA · Physician Assistant, Internal Medicine, Nurse Practitioner
Evans Medical Foundation Inc558 providers
Boston, MA · Internal Medicine, Nurse Practitioner, Cardiovascular Disease
Bmc Affiliated Physicians, Inc.526 providers · 2 locations
Brockton, MA · Physician Assistant, Anesthesiology, Nurse Practitioner
Northeast Health Services Llc482 providers · 36 locations
Hyannis, MA · Mental Health Counselor, Nurse Practitioner, Clinical Social Worker
Bay State Physical Therapy Of Randolph Inc481 providers · 79 locations
Braintree, MA · Physical Therapist In Private Practice, Chiropractic, Physical Therapy
Coastal Medical Associates472 providers · 3 locations
Weymouth, MA · Physician Assistant, Nurse Practitioner, Hospitalist
Convenientmd - Ffs Uc Llc442 providers · 48 locations
Bellingham, MA · Physician Assistant, Nurse Practitioner, Family Practice
Lifespan Physician Group Of Massachusetts Inc434 providers · 7 locations
Dartmouth, MA · Nurse Practitioner, Emergency Medicine, Internal Medicine
Mass General Brigham Community Physicians Inc434 providers · 62 locations
Medford, MA · Diagnostic Radiology, Nurse Practitioner, Family Practice
Massachusetts Eye And Ear Associates, Inc418 providers · 18 locations
Boston, MA · Ophthalmology, Otolaryngology, Anesthesiology
Children's Hospital Pediatric Associates, Inc398 providers · 7 locations
Boston, MA · Pediatric Medicine, Gastroenterology, Hematology/oncology
Beth Israel Lahey Health Primary Care, Inc357 providers · 7 locations
South Hamilton, MA · Nurse Practitioner, Internal Medicine, Family Practice
Physicians Of Cape Cod Hospital326 providers · 7 locations
Hyannis, MA · Nurse Practitioner, Internal Medicine, Diagnostic Radiology
Medical Care Of Boston Management Corporation309 providers · 28 locations
Sharon, MA · Internal Medicine, Nurse Practitioner, Family Practice
Silver Fern Practice Llc301 providers · 28 locations
Norwood, MA · Physical Therapist In Private Practice, Physical Therapy, Occupational Therapist In Private Practice
Pratt Medical Group Inc299 providers · 7 locations
Boston, MA · Internal Medicine, Nurse Practitioner, Physician Assistant
Mass General Brigham Medical Group Western Massachusetts Inc291 providers · 10 locations
Northampton, MA · Nurse Practitioner, Physician Assistant, Family Practice
Berkshire Faculty Services Inc290 providers · 7 locations
Pittsfield, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Beth Israel Lahey Health Specialty Care, Inc.268 providers · 6 locations
Burlington, MA · Nurse Practitioner, Certified Registered Nurse Anesthetist, Physician Assistant
Internal Medical Associates-ebnhc268 providers
East Boston, MA · Nurse Practitioner, Diagnostic Radiology, Internal Medicine
Signature Healthcare Medical Group Inc258 providers · 8 locations
Brockton, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Emerson Practice Associates, Inc257 providers · 7 locations
Concord, MA · Internal Medicine, Nurse Practitioner, Physician Assistant
Child And Family Psychological Services Pllc255 providers · 33 locations
Norwood, MA · Clinical Psychologist, Clinical Social Worker, Mental Health Counselor
Mount Auburn Professional Services Inc247 providers · 5 locations
Cambridge, MA · Internal Medicine, Nurse Practitioner, Physician Assistant
Comprehensive Rehab Consultants Pllc245 providers · 209 locations
Fairhaven, MA · Nurse Practitioner, Physician Assistant, Physical Medicine And Rehabilitation
Medical Affiliates Of Cape Cod Inc245 providers · 11 locations
Hyannis, MA · Nurse Practitioner, Internal Medicine, Cardiovascular Disease
Milford Regional Physician Group, Inc.245 providers · 8 locations
Milford, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Riverbend Medical Group Inc232 providers · 3 locations
Springfield, MA · Physician Assistant, Diagnostic Radiology, Nurse Practitioner
Prima Care, Pc227 providers · 9 locations
Fall River, MA · Nurse Practitioner, Internal Medicine, Family Practice
Berkshire Medical Center Inc211 providers · 2 locations
Pittsfield, MA · Emergency Medicine, Certified Registered Nurse Anesthetist, Internal Medicine
Performance Rehabilitation Of Western New England Llc209 providers · 36 locations
Amherst, MA · Physical Therapist In Private Practice, Occupational Therapist In Private Practice, Physical Therapy
Holyoke Medical Center Inc206 providers · 41 locations
Holyoke, MA · Diagnostic Radiology, Nurse Practitioner, Physician Assistant
Sturdy Health Inc204 providers · 6 locations
Attleboro, MA · Internal Medicine, Nurse Practitioner, Family Practice
Steward Medical Group Inc200 providers · 45 locations
Brighton, MA · Internal Medicine, Nurse Practitioner, Family Practice
The Mclean Hospital Corporation200 providers · 2 locations
Belmont, MA · Psychiatry, Clinical Psychologist, Clinical Social Worker
Boston Neurobehavioral Associates, Llc186 providers · 16 locations
New Bedford, MA · Clinical Social Worker, Nurse Practitioner, Physician Assistant
South Shore Medical Center, Inc.184 providers · 6 locations
Norwell, MA · Nurse Practitioner, Internal Medicine, Obstetrics/gynecology
Jordan Physician Associates Inc177 providers · 3 locations
Plymouth, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
The Commonwealth Of Massachusetts177 providers · 9 locations
Tewksbury, MA · Psychiatry, Nurse Practitioner, Clinical Social Worker
Proex Physical Therapy Llc172 providers · 39 locations
Boston, MA · Physical Therapist In Private Practice, Physical Therapy, Occupational Therapist In Private Practice
Lgh Medical Group, Inc.170 providers · 9 locations
Lowell, MA · Nurse Practitioner, Diagnostic Radiology, Family Practice
Pratt Anesthesiology Associates Inc159 providers · 2 locations
Boston, MA · Anesthesiology, Certified Registered Nurse Anesthetist, Critical Care
Hallmark Health Medical Associates Inc158 providers · 10 locations
Revere, MA · Nurse Practitioner, Family Practice, Internal Medicine
Behavioral Health Network Inc154 providers · 11 locations
Springfield, MA · Mental Health Counselor, Clinical Social Worker, Nurse Practitioner