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; 101–200 of 2,771.
| Name | Specialty | City |
|---|---|---|
| Sharl S Azar, M.D. | Hematology-Oncology | Boston, MA |
| Arton Azizi, PA-C | Physician Assistant | Boston, MA |
| Jamil R Azzi, M.D. | Nephrology | Boston, MA |
| Sahand Babapoorfarrokhran, MD, PHD | Psychiatry | Boston, MA |
| Richard Babicz, MD | Nephrology | Boston, MA |
| Jodie L Babitt, MD | Nephrology | Boston, MA |
| Ashwin N Babu, MD | Physical Medicine and Rehabilitation | Newark, NJ |
| Suma Babu, M.B.B.S., M.P.H | Neurology | Boston, MA |
| Ray Anthony A Bacalia, PA-C | Physician Assistant | Boston, MA |
| Brian M Baccari, PA-C | Physician Assistant | Boston, MA |
| Warren D Backman, MBBS | Geriatric Medicine | Boston, MA |
| Lynn A Baden, M.D. | Dermatology | Newton, MA |
| Abeer Bader, RD | Registered Dietitian or Nutrition Professional | Boston, MA |
| Yousef Badran, MD | Internal Medicine | Boston, MA |
| Aranya Bagchi, MBBS, MD | Anesthesiology | Boston, MA |
| Meridale V Baggett, MD | Hospitalist | Boston, MA |
| Lisa M Bagley, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Westwood, MA |
| Christian Baglini, RN, MS | Nurse Practitioner | Brighton, MA |
| Manisha Bahl, M.D. | Diagnostic Radiology | Boston, MA |
| Margaret A Baim, NP | Nurse Practitioner | Chestnut Hill, MA |
| Ashika Bains, M.D. | Psychiatry | Boston, MA |
| Keith H Baker, MD PHD | Anesthesiology | Boston, MA |
| Kristian Bakken, NP | Nurse Practitioner | Boston, MA |
| Denis Balaban, MD | Neurology | Boston, MA |
| Anita Balaji, PA-C | Physician Assistant | Boston, MA |
| Devasena Balasubramaniam, M.D. | Internal Medicine | Waltham, MA |
| Ravikumar Balasubramanian, M.D. | Endocrinology | Boston, MA |
| James H Balcom, MD | General Surgery | Danvers, MA |
| Blerta Balla, RN AGNP | Nurse Practitioner | Winthrop, MA |
| Rene Balza Romero, MD | Diagnostic Radiology | Boston, MA |
| Aderonke O Bamgbose Pederson, MD | Psychiatry | Boston, MA |
| Aleena Banerji, MD | Allergy/ Immunology | Boston, MA |
| Jessica M Bang-Schaefer, PA-C | Physician Assistant | Boston, MA |
| Xiaodong Bao, M.D | Anesthesiology | Methuen, MA |
| Aneesh Bapat, M.D. | Cardiology | Boston, MA |
| Veronica N Baptista, M.D. | Gastroenterology | Medford, MA |
| Nir M Bar, MD | Gastroenterology | Boston, MA |
| Giuseppe Barbesino, MD | Endocrinology | Boston, MA |
| Tracy A Barbour, MD | Psychiatry | Boston, MA |
| William R Barclay, CNP | Nurse Practitioner | Boston, MA |
| Amy K Barczak, M.D. | Infectious Disease | Boston, MA |
| Amit Bardia, MD | Anesthesiology | New Haven, CT |
| Frederick G Barker, MD | Neurosurgery | Boston, MA |
| Joyce F Barkin, NURSE PRACTITIONER | Nurse Practitioner | Boston, MA |
| Emil Barkovich, MD | Diagnostic Radiology | San Francisco, CA |
| Sara Barmettler, MD | Allergy/ Immunology | Boston, MA |
| Ruanne V Barnabas, MBCHB., D.PHIL. | Infectious Disease | Boston, MA |
| Jeffrey A Barnes, M.D., PH.D | Medical Oncology | Boston, MA |
| Danielle Barnett, MD | Diagnostic Radiology | Boston, MA |
| Suzanne J Baron, MD MSC | Cardiology | Boston, MA |
| Diana Barragan Bradford, MD | Anesthesiology | Boston, MA |
| Jason G Barrera, MD, PHD | Internal Medicine | Boston, MA |
| Daniel S Barron, M.D., PH.D. | Psychiatry | Charlestown, MA |
| Miriam B Barshak, MD | Infectious Disease | Boston, MA |
| Matthew A Bartek, M.D., M.P.H. | General Surgery | Boston, MA |
| Heidi P Bas, MD | Anesthesiology | Boston, MA |
| Raina Basak, FNP-BC | Nurse Practitioner | Sudbury, MA |
| Basak Basdag, MD | Hospitalist | Boston, MA |
| Nesli Basgoz, MD | Infectious Disease | Boston, MA |
| Lara Basovic, MD | Neurology | Boston, MA |
| Victoria Bass, M.D. | Anesthesiology | Boston, MA |
| Ingrid V Bassett, MD | Infectious Disease | Boston, MA |
| Joshua J Baugh, M.D. | Emergency Medicine | Boston, MA |
| Amy W Baughman, M.D. | Hospitalist | Brockton, MA |
| Lisa B Baute, MD | Obstetrics & Gynecology | Boston, MA |
| Andrew S Baylouny, PA-C | Physician Assistant | Boston, MA |
| Da'marcus E Baymon, MD | Emergency Medicine | Boston, MA |
| Scott R Beach, MD | Psychiatry | Boston, MA |
| Teresa M Bean, MD | Anesthesiology | Boston, MA |
| Lauren Beauregard, RN | Nurse Practitioner | Boston, MA |
| Lisa M Bebell, M.D. | Infectious Disease | Boston, MA |
| Stuart Beck | Psychiatry | Cambridge, MA |
| Hany Bedair, MD | Orthopedic Surgery | Chicago, IL |
| Stephanie L Beermann | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Diana L Bejarano Pineda, MD | Orthopedic Surgery | Boston, MA |
| Peter L Bekker, MD | Anesthesiology | Boston, MA |
| Kathleen E Bell, NP | Nurse Practitioner | Boston, MA |
| Katisha E Bellegarde | Nurse Practitioner | Boston, MA |
| Dmitri Belov, MD | Cardiology | Boston, MA |
| Pavan K Bendapudi, MD | Internal Medicine | Boston, MA |
| Alex C Bender, MD, PHD | Neurology | Boston, MA |
| Cecelia R Bender, DO | Internal Medicine | Boston, MA |
| Hersh H Bendre, MD | Urology | Boston, MA |
| William J Benedetto, MD | Anesthesiology | Boston, MA |
| Heather Benjamin, M.D. | Hematology-Oncology | Boston, MA |
| Mara Bensson-Ravunniarath, MD | Internal Medicine | Boston, MA |
| David L Berger, MD | Vascular Surgery | Boston, MA |
| Eric D Bergman, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Kinza A Berical, M.D. | Anesthesiology | Boston, MA |
| Lori R Berkowitz, MD | Obstetrics & Gynecology | Boston, MA |
| Eric M Berkson, MD | Sports Medicine | Foxboro, MA |
| Rene S Bermea, M.D. | Critical Care (Intensivists) | Boston, MA |
| Doris Bernacet, NP | Nurse Practitioner | Boston, MA |
| Lorenzo Berra, MD | Anesthesiology | Boston, MA |
| James D Berry, M.D., M.P.H. | Neurology | Boston, MA |
| Paul Bertozzi, MD | Pulmonary Disease | Cambridge, MA |
| Jessica Berwick, M.D. | Hospitalist | Boston, MA |
| Anand K Bery, MD | Neurology | Boston, MA |
| Jacy M Bessolo, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Emily D Bethea, M.D. | Gastroenterology | Boston, MA |
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