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
Boston126Springfield71Worcester64Fall River40Brockton38Framingham36Quincy33Wellesley31Newton30North Andover30Plymouth29Norwood26Cambridge25Lowell25Beverly24Hyannis24Chelmsford23Concord21Peabody21Lawrence20New Bedford20Woburn20Brookline19Newburyport19Leominster18Needham18West Springfield17Braintree16Natick16Waltham16Weymouth16Salem15Danvers14Holyoke14Stoneham14Winchester14Pittsfield13Amherst12Attleboro12Chestnut Hill12Dedham12Franklin12Marlborough12Methuen12North Chelmsford12Acton11Dorchester11Melrose11Milford11Norwell11Randolph11Arlington10Auburn10Burlington10Haverhill10Lynn10North Dartmouth10Taunton10Westborough10Andover9
Largest Practices (top 60 of 1,898)
Ranked by number of providers
Massachusetts General Physicians Organization Inc3694 providers · 57 locations
Boston, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Brigham And Womens Physicians Organization Inc3053 providers · 23 locations
Boston, MA · Physician Assistant, Internal Medicine, Anesthesiology
Umass Memorial Medical Group Inc2563 providers · 58 locations
Worcester, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc1766 providers · 19 locations
Boston, MA · Internal Medicine, Nurse Practitioner, Anesthesiology
Physiotherapy Associates Inc1461 providers · 70 locations
South Dennis, MA · Orthopedic Surgery, Internal Medicine, Physician Assistant
Lahey Clinic Inc1454 providers · 16 locations
Burlington, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Baystate Medical Practices Inc1383 providers · 14 locations
Springfield, MA · Nurse Practitioner, Physician Assistant, Hospitalist
The General Hospital Corporation1339 providers · 7 locations
Boston, MA · Nurse Practitioner, Internal Medicine, Psychiatry
Thrive Counseling Llc1322 providers · 167 locations
Cambridge, MA · Mental Health Counselor, Clinical Social Worker, Nurse Practitioner
Atrius Health Inc1321 providers · 23 locations
Boston, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Southcoast Physicians Group Inc901 providers · 18 locations
Fall River, MA · Nurse Practitioner, Physician Assistant, Hospitalist
Mass General Brigham Medical Group Northern Massachusetts Inc767 providers · 14 locations
Danvers, MA · Nurse Practitioner, Internal Medicine, Physician Assistant
Cambridge Public Health Commission699 providers · 5 locations
Cambridge, MA · Physician Assistant, Family Practice, Internal Medicine
Dana-farber Cancer Institute, Inc.686 providers · 8 locations
Boston, MA · Medical Oncology, Physician Assistant, Hematology/oncology
Reliant Medical Group Inc672 providers · 12 locations
Worcester, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is575 providers · 15 locations
New Bedford, MA · Certified Registered Nurse Anesthetist, Internal Medicine, Anesthesiology
Mass General Brigham Medical Group Suburban Massachusetts Inc561 providers · 12 locations
Newton, MA · Physician Assistant, Internal Medicine, Nurse Practitioner
Evans Medical Foundation Inc556 providers
Boston, MA · Internal Medicine, Nurse Practitioner, Cardiovascular Disease
Bmc Affiliated Physicians, Inc.518 providers · 2 locations
Brockton, MA · Physician Assistant, Anesthesiology, Nurse Practitioner
Bay State Physical Therapy Of Randolph Inc478 providers · 76 locations
Braintree, MA · Physical Therapist In Private Practice, Chiropractic, Physical Therapy
Northeast Health Services Llc476 providers · 35 locations
Hyannis, MA · Mental Health Counselor, Nurse Practitioner, Clinical Social Worker
Coastal Medical Associates474 providers · 3 locations
Weymouth, MA · Physician Assistant, Hospitalist, Nurse Practitioner
Convenientmd - Ffs Uc Llc445 providers · 48 locations
Bellingham, MA · Physician Assistant, Nurse Practitioner, Family Practice
Mass General Brigham Community Physicians Inc430 providers · 61 locations
Medford, MA · Diagnostic Radiology, Nurse Practitioner, Family Practice
Lifespan Physician Group Of Massachusetts Inc423 providers · 7 locations
Dartmouth, MA · Nurse Practitioner, Emergency Medicine, Internal Medicine
Massachusetts Eye And Ear Associates, Inc416 providers · 18 locations
Boston, MA · Ophthalmology, Otolaryngology, Qualified Audiologist
Children's Hospital Pediatric Associates, Inc393 providers · 7 locations
Boston, MA · Pediatric Medicine, Gastroenterology, Hematology/oncology
Beth Israel Lahey Health Primary Care, Inc353 providers · 7 locations
South Hamilton, MA · Nurse Practitioner, Internal Medicine, Family Practice
Physicians Of Cape Cod Hospital324 providers · 7 locations
Hyannis, MA · Nurse Practitioner, Internal Medicine, Diagnostic Radiology
Medical Care Of Boston Management Corporation311 providers · 28 locations
Sharon, MA · Internal Medicine, Nurse Practitioner, Family Practice
Pratt Medical Group Inc307 providers · 7 locations
Boston, MA · Internal Medicine, Nurse Practitioner, Physician Assistant
Silver Fern Practice Llc300 providers · 28 locations
Norwood, MA · Physical Therapist In Private Practice, Physical Therapy, Occupational Therapist In Private Practice
Berkshire Faculty Services Inc289 providers · 7 locations
Pittsfield, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Mass General Brigham Medical Group Western Massachusetts Inc286 providers · 10 locations
Northampton, MA · Nurse Practitioner, Physician Assistant, Family Practice
Beth Israel Lahey Health Specialty Care, Inc.270 providers · 6 locations
Burlington, MA · Nurse Practitioner, Certified Registered Nurse Anesthetist, Physician Assistant
Internal Medical Associates-ebnhc269 providers
East Boston, MA · Nurse Practitioner, Diagnostic Radiology, Internal Medicine
Signature Healthcare Medical Group Inc261 providers · 8 locations
Brockton, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Emerson Practice Associates, Inc254 providers · 7 locations
Concord, MA · Internal Medicine, Nurse Practitioner, Physician Assistant
Mount Auburn Professional Services Inc251 providers · 5 locations
Cambridge, MA · Internal Medicine, Nurse Practitioner, Obstetrics/gynecology
Child And Family Psychological Services Pllc248 providers · 35 locations
Norwood, MA · Clinical Psychologist, Clinical Social Worker, Mental Health Counselor
Comprehensive Rehab Consultants Pllc247 providers · 210 locations
Fairhaven, MA · Nurse Practitioner, Physician Assistant, Physical Medicine And Rehabilitation
Milford Regional Physician Group, Inc.246 providers · 8 locations
Milford, MA · Nurse Practitioner, Physician Assistant, Internal Medicine
Medical Affiliates Of Cape Cod Inc245 providers · 11 locations
Hyannis, MA · Nurse Practitioner, Internal Medicine, Cardiovascular Disease
Riverbend Medical Group Inc231 providers · 3 locations
Springfield, MA · Physician Assistant, Diagnostic Radiology, Nurse Practitioner
Prima Care, Pc226 providers · 9 locations
Fall River, MA · Nurse Practitioner, Internal Medicine, Family Practice
Steward Medical Group Inc225 providers · 46 locations
Brighton, MA · Internal Medicine, Nurse Practitioner, Family Practice
Berkshire Medical Center Inc209 providers · 2 locations
Pittsfield, MA · Emergency Medicine, Certified Registered Nurse Anesthetist, Internal Medicine
Holyoke Medical Center Inc207 providers · 41 locations
Holyoke, MA · Diagnostic Radiology, Nurse Practitioner, Physician Assistant
Sturdy Health Inc203 providers · 6 locations
Attleboro, MA · Internal Medicine, Nurse Practitioner, Family Practice
Performance Rehabilitation Of Western New England Llc202 providers · 36 locations
Amherst, MA · Physical Therapist In Private Practice, Occupational Therapist In Private Practice, Physical Therapy
The Mclean Hospital Corporation199 providers · 2 locations
Belmont, MA · Psychiatry, Clinical Psychologist, Clinical Social Worker
Boston Neurobehavioral Associates, Llc184 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 Llc171 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 Inc161 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 · 10 locations
Springfield, MA · Mental Health Counselor, Clinical Social Worker, Nurse Practitioner