Clinicians affiliated with Massachusetts General Physicians Organization Inc
3,558 clinicians on file with this group · most practice in Boston-Cambridge-Newton, MA-NH · PAC ID 2466365820
2,771 clinicians affiliated with Massachusetts General Physicians Organization Inc are in the 2024 Medicare Part B data, 2,106 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report
Affiliated clinicians by specialty, 2024
All specialties · Nurse Practitioner (331) · Internal Medicine (250) · Diagnostic Radiology (166) · Physician Assistant (166) · Anesthesiology (149) · Neurology (141) · Certified Registered Nurse Anesthetist (CRNA) (101) · Cardiology (96) · Psychiatry (90) · Pathology (85) · Hematology-Oncology (81) · Emergency Medicine (79) · Hospitalist (76) · Physical Medicine and Rehabilitation (72) · Gastroenterology (71) · Endocrinology (57) · Infectious Disease (56) · General Surgery (52) · Medical Oncology (46) · Dermatology (43) · Psychologist, Clinical (42) · Nephrology (41) · Pulmonary Disease (41) · Orthopedic Surgery (39) · Obstetrics & Gynecology (38) · Radiation Oncology (36) · Critical Care (Intensivists) (24) · Hospice and Palliative Care (23) · Rheumatology (23) · Neurosurgery (22) · Urology (21) · Allergy/ Immunology (18) · Family Practice (17) · Clinical Cardiac Electrophysiology (16) · Thoracic Surgery (16) · Vascular Surgery (13) · Surgical Oncology (12) · Oral Surgery (Dentist only) (10) · Plastic and Reconstructive Surgery (10) · Advanced Heart Failure and Transplant Cardiology (9) · Geriatric Medicine (8) · Hematology (8) · Pediatric Medicine (8) · Interventional Cardiology (7) · Sports Medicine (7) · Adult Congenital Heart Disease (5) · Cardiac Surgery (5) · Pain Management (5) · Colorectal Surgery (Proctology) (4) · Licensed Clinical Social Worker (4) · Otolaryngology (4) · Podiatry (4) · Addiction Medicine (3) · Gynecological Oncology (3) · Hand Surgery (3) · Interventional Radiology (3) · Registered Dietitian or Nutrition Professional (3) · Certified Clinical Nurse Specialist (2) · Certified Nurse Midwife (1) · Interventional Pain Management (1) · Licensed Professional Counselor (1) · Maxillofacial Surgery (1) · Ophthalmology (1) · Preventive Medicine (1)
Specialty links go to the specialty in Boston-Cambridge-Newton, MA-NH.
Clinicians affiliated with Massachusetts General Physicians Organization Inc, 2024
Alphabetical by last name; 1,601–1,700 of 2,771.
| Name | Specialty | City |
|---|---|---|
| William A Mehan, M.D. | Diagnostic Radiology | Boston, MA |
| Anupama Mehta, M.D. | General Surgery | Livingston, NJ |
| Darshan H Mehta, M.D. | Internal Medicine | Boston, MA |
| Raaj S Mehta, MD | Gastroenterology | Boston, MA |
| Vipin Mehta, MD | Anesthesiology | Boston, MA |
| Hong Mei | Rheumatology | Boston, MA |
| Stephanie L Meier, PA-C | Physician Assistant | Boston, MA |
| Theofanie Mela, MD | Internal Medicine | Boston, MA |
| Alexander Melamed, MD MPH | Gynecological Oncology | Boston, MA |
| Alec L Meleger, MD | Physical Medicine and Rehabilitation | Boston, MA |
| Christopher M Melnic, MD | Orthopedic Surgery | Philadelphia, PA |
| Serguei Melnitchouk, M.D. | Cardiac Surgery | Boston, MA |
| Sophia Mendez, PMHNP-BC | Nurse Practitioner | Boston, MA |
| Alexander F Meng | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Natasha Merali | Internal Medicine | Boston, MA |
| Ronald W Mercer, MD | Diagnostic Radiology | Boston, MA |
| Francoise Mereus-Blaise, NP | Nurse Practitioner | Boston, MA |
| Ross D Merkin, MD | Medical Oncology | Boston, MA |
| Melinda Mesmer | Internal Medicine | Albany, NY |
| Joshua P Metlay, MD | Internal Medicine | Boston, MA |
| Gregg S Meyer, M.D. | Internal Medicine | Lebanon, NH |
| Joseph Meyer | Cardiology | Baltimore, MD |
| Nandini M Meyersohn, M.D. | Diagnostic Radiology | Boston, MA |
| Douglas S Micalizzi, MD, PHD | Medical Oncology | Boston, MA |
| Marc D Michaelson, MD PHD | Hematology-Oncology | Boston, MA |
| Eriberto Michel, MD | Thoracic Surgery | Boston, MA |
| Susanna B Mierau, MD, DPHIL | Neurology | Boston, MA |
| Cristina Maria Mietto, MD | Anesthesiology | Boston, MA |
| Stephen A Mihalcik, M.D., PH.D. | Radiation Oncology | Boston, MA |
| Sarah V Mildrum, NP | Nurse Practitioner | Boston, MA |
| Adam R Miller, M.D. | Hematology-Oncology | Indianapolis, IN |
| David M Miller, MD | Internal Medicine | Saugus, MA |
| David M Miller, M.D., PH.D. | Dermatology | Boston, MA |
| Emily S Miller, MD | Emergency Medicine | Boston, MA |
| Julie J Miller, M.D., PH.D | Neurology | Boston, MA |
| Karen K Miller, MD | Endocrinology | Boston, MA |
| Peter G Miller, M.D. | Medical Oncology | Boston, MA |
| Daniel J Millstein, PHD | Psychologist, Clinical | Boston, MA |
| Eli M Miloslavsky, MD | Rheumatology | Boston, MA |
| Mari Mino Kenudson, MD | Pathology | Boston, MA |
| Carlos C Miranda, APRN | Nurse Practitioner | Boston, MA |
| Jacob Mirsky, M.D., M.A. | Internal Medicine | Boston, MA |
| David Mischoulon, M.D., PH.D. | Psychiatry | Boston, MA |
| Caroline M Mitchell, M.D. | Obstetrics & Gynecology | Boston, MA |
| Richard N Mitchell, MD PHD | Pathology | Boston, MA |
| Emilie K Mitten, M.D. | Gastroenterology | Boston, MA |
| David T Miyamoto, M.D., PH.D. | Radiation Oncology | Boston, MA |
| Ilan Mizrahi, M.D. | Anesthesiology | Boston, MA |
| Vicki E Modest, MD | Anesthesiology | Boston, MA |
| Mateen C Moghbel, MD | Diagnostic Radiology | Boston, MA |
| Abhisekh Mohapatra, MD, MS | Vascular Surgery | Newton, MA |
| Amir Mohareb | Infectious Disease | Boston, MA |
| Jahan Mohebali, M.D. | Vascular Surgery | Boston, MA |
| James E Mojica, M.D. | Pulmonary Disease | Boston, MA |
| Amirkasra Mojtahed | Diagnostic Radiology | Albuquerque, NM |
| Kara E Moloney, CNP | Nurse Practitioner | Lowell, MA |
| Bradley J Molyneaux, MD, PHD | Orthopedic Surgery | Boston, MA |
| Maura E Monahan, AGPCNP-BC | Nurse Practitioner | Burlington, MA |
| Michelle E Monahan, N.P. | Nurse Practitioner | Boston, MA |
| Derek Monette, MD | Emergency Medicine | Boston, MA |
| Miguel S Montana Fernandez, MD | Internal Medicine | Boston, MA |
| Kamaneh Montazeri, M.D. | Hematology-Oncology | Boston, MA |
| Cheryl E Monteiro, MD | Internal Medicine | Charlestown, MA |
| Sydney B Montesi, MD | Pulmonary Disease | Boston, MA |
| Lauren R Moo, MD | Neurology | Boston, MA |
| Meghan J Mooradian, M.D. | Hematology-Oncology | Boston, MA |
| Amber B Moore, MD, MPH | Hospitalist | Boston, MA |
| Daniel L Moore, ANP- BC | Nurse Practitioner | Boston, MA |
| Hannah Moore, MSN, AGNP-C | Nurse Practitioner | Boston, MA |
| Kylie R Moorehouse, PA-C | Physician Assistant | Boston, MA |
| Anne A Moran, MD | Pathology | Haverhill, MA |
| Jakob M Moran, MD | Pathology | Boston, MA |
| Leah W Morelli, MD | Psychiatry | Boston, MA |
| James A Morrill, MD PHD | Internal Medicine | Charlestown, MA |
| Ethan Morris, PA | Physician Assistant | Boston, MA |
| Juliana E Morris | Family Practice | Chelsea, MA |
| Christopher R Morse, MD | Thoracic Surgery | Boston, MA |
| Elizabeth A Mort, MD | Internal Medicine | Boston, MA |
| Peter P Moschovis, M.D. | Pulmonary Disease | Boston, MA |
| Cameron T Mosgrove, PA-C | Physician Assistant | Boston, MA |
| Jacquelyn E Moss, M.D. | Internal Medicine | Chelsea, MA |
| Sina M Mostaghimi, MD | Emergency Medicine | Boston, MA |
| Jeremi R Mountjoy, M.D., FRCPC | Anesthesiology | Boston, MA |
| Lidia Maria V Moura, M.D. | Neurology | Boston, MA |
| Beverly Moy, MD | Hematology-Oncology | Boston, MA |
| Elizabeth Moynihan | Physician Assistant | Boston, MA |
| Julie A Mucciarone, PA-C | Physician Assistant | Boston, MA |
| Chaitanya Mudgal, MD | Hand Surgery | Boston, MA |
| Alison C Mulcahey, ARNP | Certified Registered Nurse Anesthetist (CRNA) | Fort Myers, FL |
| Jennifer A Mulligan, MD | Endocrinology | Boston, MA |
| Therese M Mulvey, M.D. | Hematology-Oncology | Fall River, MA |
| Christopher X Munoz, DO | Anesthesiology | San Diego, CA |
| Ashley W Munroe, PA-C | Physician Assistant | Boston, MA |
| David G Munson, M.D. | Internal Medicine | Boston, MA |
| Mandakolathur R Murali, MD | Allergy/ Immunology | Boston, MA |
| Leah Murnane, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Westwood, MA |
| Amy C Murphy, NP | Nurse Practitioner | Boston, MA |
| Daniel Murphy | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Jessica A Murphy, MD | Emergency Medicine | Boston, MA |
| Michael Murphy, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Providence, RI |
Practice locations
Listed practice locations in Arkansas, California, Connecticut, District of Columbia, Florida, Georgia, Illinois, Massachusetts, Maryland, Michigan, Missouri, New Hampshire, Texas, Washington.
Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.
Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations