Clinicians affiliated with Massachusetts General Hospital

Acute Care Hospitals · Voluntary non-profit - Private · 55 Fruit Street, Boston, MA 02114 · Boston-Cambridge-Newton, MA-NH · CCN 220071

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

4,980 clinicians affiliated with Massachusetts General Hospital are in the 2024 Medicare Part B data (5,727 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Internal Medicine (785) · Nurse Practitioner (618) · Physician Assistant (330) · Diagnostic Radiology (313) · Neurology (191) · Cardiology (184) · Anesthesiology (182) · Family Practice (157) · Pathology (149) · Hospitalist (144) · Hematology-Oncology (116) · Gastroenterology (103) · Psychiatry (103) · Endocrinology (98) · Medical Oncology (89) · Certified Registered Nurse Anesthetist (CRNA) (88) · Emergency Medicine (88) · Orthopedic Surgery (87) · Ophthalmology (86) · Pulmonary Disease (77) · Infectious Disease (75) · Nephrology (65) · Obstetrics & Gynecology (62) · General Surgery (61) · Otolaryngology (59) · Physical Medicine and Rehabilitation (58) · Urology (54) · Rheumatology (51) · Dermatology (50) · Radiation Oncology (48) · Critical Care (Intensivists) (29) · Neurosurgery (29) · Psychologist, Clinical (28) · Hospice and Palliative Care (26) · Allergy/ Immunology (24) · Thoracic Surgery (24) · Clinical Cardiac Electrophysiology (22) · Hematology (21) · Surgical Oncology (16) · Vascular Surgery (16) · Pediatric Medicine (15) · Advanced Heart Failure and Transplant Cardiology (14) · Interventional Cardiology (13) · Podiatry (13) · Geriatric Medicine (12) · Hand Surgery (12) · Oral Surgery (Dentist only) (12) · Interventional Radiology (10) · Plastic and Reconstructive Surgery (10) · Sports Medicine (9) · Optometry (7) · Cardiac Surgery (6) · Gynecological Oncology (6) · Pain Management (6) · Adult Congenital Heart Disease (5) · Colorectal Surgery (Proctology) (5) · Nuclear Medicine (5) · Addiction Medicine (3) · Audiologist (3) · Certified Clinical Nurse Specialist (2) · Dentist (2) · General Practice (1) · Interventional Pain Management (1) · Maxillofacial Surgery (1) · Preventive Medicine (1)

Clinicians affiliated with Massachusetts General Hospital, 2024

Alphabetical by last name; 801–900 of 4,980.

NameSpecialtyCity
Kelly ClarkNurse PractitionerBoston, MA
Megan Clark, NPNurse PractitionerBoston, MA
Jill A Clemmer, MDHospitalistPhiladelphia, PA
David Clinard, PA-CPhysician AssistantBoston, MA
Timothy Clinton, M.D.UrologyBoston, MA
Heather E Coates-Krawitz, MDInternal MedicineEverett, MA
Jonathan S Coblyn, MDRheumatologyBoston, MA
Rory Cochran, MD, PHDDiagnostic RadiologyBoston, MA
Christopher J Coffey, MDObstetrics & GynecologySwampscott, MA
El Centro C Coffey, M.D.Emergency MedicineSan Antonio, TX
Julie S Coffey, NPNurse PractitionerWellesley, MA
Samuel Coffin, MDEndocrinologyBoston, MA
Erin E Coglianese, M.D.Advanced Heart Failure and Transplant CardiologyMaywood, IL
Aaron J Cohen, MDCardiologyHaverhill, MA
Allison L Cohen, MDEndocrinologySalem, MA
Gary R Cohen, MDInternal MedicineSalem, MA
Jeffrey S Cohen, MDCardiologyJamaica Plain, MA
Jonah CohenGastroenterologyBrookline, MA
Joshua Cohen, MDFamily PracticeSwampscott, MA
Justine V Cohen, DOMedical OncologyBoston, MA
Laura P Cohen, MDCardiologyBoston, MA
Marya J Cohen, MDInternal MedicineChelsea, MA
Michael A CohenDiagnostic RadiologyHouston, TX
Sonia Cohen, MD,PHDSurgical OncologyBoston, MA
Abraham Cohen Bucay, MDNephrologyBoston, MA
Alexander P Cole, MDUrologyBoston, MA
Andrew J Cole, MDNeurologyBoston, MA
Carrie A Coleman, MDObstetrics & GynecologyBoston, MA
Adriana Coleska, MDEmergency MedicineBoston, MA
Christopher M Coley, MDInternal MedicineBoston, MA
Kathleen Collard, FNP-BCNurse PractitionerLynn, MA
Deborah S Collier, MDRheumatologyBoston, MA
Caitlin A Colling, MDEndocrinologyBoston, MA
Jennifer L Collins, AGNP-CNurse PractitionerBoston, MA
Laura E Collins, PAPhysician AssistantBoston, MA
Yolonda L Colson, MD PHDThoracic SurgeryBoston, MA
Amy S Colwell, M.D.Plastic and Reconstructive SurgeryBoston, MA
Amy H Comander, MDHematology-OncologyBoston, MA
Jason Comander, M.D., PH.D.OphthalmologyBoston, MA
Christine M Combs, MDHospitalistNewton, MA
Theresa Comerford, FNPNurse PractitionerBoston, MA
Karissa C Comfort, PA-CPhysician AssistantBoston, MA
Robert F Commito, M.D.Internal MedicineStoneham, MA
Jessica C Conaway, CNP, PMHNP-BCNurse PractitionerChelsea, MA
Miguel A Concepcion, M.D.Family PracticeSwampscott, MA
Anna Condella, MDCritical Care (Intensivists)Seattle, WA
Kellie Condon, PA-CPhysician AssistantPeabody, MA
Savanna M Conger, NP-CNurse PractitionerBoston, MA
John M Conklin, MDDiagnostic RadiologyBoston, MA
Jared Conley, M.D., PH.D., M.P.HEmergency MedicineBoston, MA
Kelly Conley, PA-CPhysician AssistantEllington, CT
Mark A Connaughton, M.D.Diagnostic RadiologyConcord, MA
Nathan T Connell, M.D.HematologyBoston, MA
Elise J Connell-Boudoya, M.D.Diagnostic RadiologyBristol, CT
Marianne Connelly, F.N.P.Nurse PractitionerRevere, MA
Charles W Connolly, DPMPodiatrySomerville, MA
Ryan J Connolly, M.D.CardiologySalem, MA
Angela A Connor, ACNP-AGNurse PractitionerBoston, MA
Jean M Connors, MDHematologyBoston, MA
Larisa E Connors, MDInternal MedicineChestnut Hill, MA
Michelle E Conroy, M.D.Allergy/ ImmunologyWorcester, MA
Joanna J Conte, M.D.Diagnostic RadiologySalem, MA
Lisa T Contis, N.P.Nurse PractitionerBoston, MA
Mayur Contractor, M.D.Internal MedicineNewton, MA
Ann S ConwayPhysician AssistantBelmont, MA
Daniel P Conway, FNPNurse PractitionerBoston, MA
Elizabeth Conway, NPNurse PractitionerConcord, MA
Laurence A Conway, MDCardiologyMedford, MA
Sarah ConwayNeurologyBoston, MA
Laura J Conwell, NPNurse PractitionerManchester, MA
Macy Cook, PAPhysician AssistantBoston, MA
Meghan E Cook, AG-ACNPNurse PractitionerBoston, MA
Patrick T Cooke, PA-CPhysician AssistantBoston, MA
Alissa J Cooper, MDMedical OncologyBoston, MA
Cynthia M Cooper, M.D.HospitalistBoston, MA
Zara R Cooper, M.D.General SurgeryBoston, MA
Paul M Copeland, MDEndocrinologyLynn, MA
Maria Copello, M.D.Internal MedicineJamaica Plain, MA
David J Coppola, MDGeneral SurgeryDover, NH
Antonio CoppolinoThoracic SurgeryBoston, MA
Whitney Coppolino, M.D.CardiologyBoston, MA
Ryan B Corcoran, MD, PHDMedical OncologyBoston, MA
Michael CorePhysician AssistantBoston, MA
Kathryn M Corelli, MDInternal MedicineBoston, MA
Kathleen E Corey, MDGastroenterologyBoston, MA
Scott P Corkins, MDFamily PracticeNorwell, MA
Nancy H Corliss, MDInternal MedicineChestnut Hill, MA
Diana C Cornell, MDInternal MedicineBoston, MA
Kevin M Cornett, MSN, RNNurse PractitionerBoston, MA
Michael R Coronado, M.D.CardiologyBurlington, MA
Joshua S Corpuz, MSN, AGACNP-BCNurse PractitionerSalem, MA
Gianmichel D Corrado, M.D.Sports MedicineBoston, MA
Carleton E Corrales, M.D.OtolaryngologyBoston, MA
Kathleen A Corrigan, NPNurse PractitionerSalem, MA
Sarai E Cortes, ARNPNurse PractitionerBoston, MA
Brian Corwin, M.D.Diagnostic RadiologyCleveland, OH
Jonathan Costa, DOInternal MedicineFalmouth, MA
Mark E Costa, MDInternal MedicineWaban, MA
Christina L Costantino, MDThoracic SurgeryBoston, MA
Nishanthi B Costas, MSN, APRN, FNP-CNurse PractitionerPeabody, MA

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built

Clinicians affiliated with Massachusetts General Hospital, Boston, MA | ClaimLight