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; 2,501–2,600 of 2,771.
| Name | Specialty | City |
|---|---|---|
| Nicholas A Tritos, MD | Endocrinology | Boston, MA |
| Lia E Tron, MD | Anesthesiology | Baltimore, MD |
| Joy N Tsai, MD | Endocrinology | Boston, MA |
| Leo L Tsai, M.D., PH.D., M.SC. | Diagnostic Radiology | Boston, MA |
| Hensin Tsao, M.D. | Dermatology | Boston, MA |
| Lana Tsao, MD | Adult Congenital Heart Disease | Brighton, MA |
| Sandy S Tsao, MD | Dermatology | Boston, MA |
| Sarah V Tsiaras, MD | Cardiology | Boston, MA |
| Andrew V Tsitsilianos, MD | Physical Medicine and Rehabilitation | Boston, MA |
| Christos G Tsokos, M.D. PH.D. | Pathology | Boston, MA |
| Artsiom V Tsyrkunou, MD, MPH | Internal Medicine | Pittsfield, MA |
| Krystle R Tuano, M.D. | Plastic and Reconstructive Surgery | Boston, MA |
| John K Tucker, MD | Nephrology | Boston, MA |
| Mark A Tulecke, M.D. | Pathology | Exeter, NH |
| Matthew G Tung, MD | Anesthesiology | Boston, MA |
| Hannah E Tupper | Nurse Practitioner | Boston, MA |
| Gulisa Turashvili, M.D., PH.D. | Pathology | Boston, MA |
| Sarah E Turbett, M.D. | Infectious Disease | Boston, MA |
| Alexander Turchin, MD | Endocrinology | Boston, MA |
| Katharine Turck | Nurse Practitioner | Boston, MA |
| Razvan Turcu, MD | Physical Medicine and Rehabilitation | Charlestown, MA |
| Carl J Turissini, MD | Cardiology | Melrose, MA |
| Ashby Turner, M.D. | Neurology | Boston, MA |
| Austin G Turner, M.D. | Pathology | Boston, MA |
| Matthew S Turner, M.D. | Pathology | Rochester, NY |
| John W Tyson, M.D. | Psychiatry | Boston, MA |
| Miriam S Udler | Endocrinology | Boston, MA |
| Frances V Ue, MD, MPH | Internal Medicine | Boston, MA |
| Nneka N Ufere, MD | Gastroenterology | Boston, MA |
| Angelique T Uhlmann, M.D. | Internal Medicine | Boston, MA |
| Sacha N Uljon, MD, PHD | Pathology | Boston, MA |
| Sebastian H Unizony, MD | Rheumatology | Boston, MA |
| Rahul N Uppal, MD | Internal Medicine | Boston, MA |
| Raul N Uppot, MD | Diagnostic Radiology | Boston, MA |
| Jennifer W Uyeda, MD | Diagnostic Radiology | Boston, MA |
| Avery L Vafai, M.D. | Anesthesiology | Boston, MA |
| Janaki Vakharia, M.D. | Hospitalist | Boston, MA |
| Ian L Valerio, M.D. | Plastic and Reconstructive Surgery | Columbus, OH |
| Lauren Van Aken, P.A. | Physician Assistant | Boston, MA |
| Teresa L Vanderboom, MS, ANP-BC | Nurse Practitioner | Boston, MA |
| Nathan E Vanhouzen, M.D. | Clinical Cardiac Electrophysiology | Boston, MA |
| Maria M Van Pelt, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Michael J Vanrooyen, MD MPH | Emergency Medicine | Boston, MA |
| Sowmya L Varada, M.D. | Diagnostic Radiology | Boston, MA |
| Andreas Varkaris, MD | Hematology-Oncology | Boston, MA |
| Christopher J Vaudo, PA-C | Physician Assistant | Boston, MA |
| Rafael Vazquez, M.D. | Anesthesiology | Salem, NH |
| Elsa Velazquez-Mcguirk, MD | Pathology | Needham, MA |
| Christopher D Velez, MD | Gastroenterology | Boston, MA |
| George Velmahos, MD PHD | General Surgery | Boston, MA |
| Jennifer M Venafra, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Doylestown, PA |
| Nagagopal Venna, MD | Neurology | Boston, MA |
| Francys C Verdial Argueta, MD | General Surgery | Boston, MA |
| Hetal Verma, MD | Diagnostic Radiology | Arlington, MA |
| Emily A Viator, NP-C | Nurse Practitioner | Danvers, MA |
| Michelle Vidal, NP | Nurse Practitioner | Boston, MA |
| Aleksandar Videnovic, M.D. | Neurology | Boston, MA |
| Neelima Vidula, M.D. | Hematology-Oncology | Boston, MA |
| Diana M Vila, M.D. | Hospitalist | Boston, MA |
| Samantha Villa, MPAS | Physician Assistant | Boston, MA |
| Juan C Villa Camacho, MD | Diagnostic Radiology | Boston, MA |
| Anastasia Vishnevetsky, MD, MPH | Neurology | Boston, MA |
| Aishwarya Vishwanath, MD | Internal Medicine | Boston, MA |
| Anand Viswanathan, MD PHD | Neurology | Boston, MA |
| Maria T Vivaldi, MD | Cardiology | Boston, MA |
| Kathleen Viveiros, M.D. | Gastroenterology | Boston, MA |
| Barbara Voetsch, MD, PHD | Neurology | Boston, MA |
| Talia S Vogel, M.D. | Anesthesiology | Boston, MA |
| Emily Von Bargen, D.O. | Obstetrics & Gynecology | Cambridge, MA |
| Ariana J Vora, MD | Physical Medicine and Rehabilitation | Wellesley, MA |
| Sadhna Vora, M.D. | Medical Oncology | Boston, MA |
| Natalya V Vorontsova, M.D. | Internal Medicine | Boston, MA |
| Michael A Vrolyk | Physician Assistant | Waltham, MA |
| Darshali A Vyas | Internal Medicine | Boston, MA |
| Madhu A Wahi, M.D. | Internal Medicine | Boston, MA |
| Brian J Wainger, M.D. | Pain Management | Boston, MA |
| Hilary M Waitner, FNP-C | Nurse Practitioner | Boston, MA |
| Sarah E Wakeman, M.D. | Internal Medicine | Charlestown, MA |
| Cheryl D Waldron, ACNP | Nurse Practitioner | Boston, MA |
| Jamie Waldron, M.D. | Allergy/ Immunology | Boston, MA |
| Jamyl Walker, DNP, MSN, AGNP-C | Nurse Practitioner | Boston, MA |
| Elisa C Walsh, MD | Anesthesiology | Boston, MA |
| Elizabeth P Walsh, MD | Hematology-Oncology | Cambridge, MA |
| John L Walsh, MD | Anesthesiology | Boston, MA |
| Judith A Walsh, RNC NP | Nurse Practitioner | Boston, MA |
| Matthew Walsh, AGACNP-BC | Nurse Practitioner | Boston, MA |
| Zandra E Walton, MD-PHD | Rheumatology | Boston, MA |
| Seth A Wander, MD,PHD | Hematology-Oncology | Boston, MA |
| Amy L Wang, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Burlington, MA |
| Charlotte I Wang, MD, PHD | Pathology | Boston, MA |
| Gary X Wang, M.D., PH.D. | Diagnostic Radiology | Boston, MA |
| Helen Y Wang, MD | Hospitalist | Boston, MA |
| Jingping Wang | Anesthesiology | Boston, MA |
| Nancy Wang, M.D. | Neurology | Boston, MA |
| Qing M Wang, M.D., PH.D | Physical Medicine and Rehabilitation | New York, NY |
| Robert S Wang, MD | Urology | Boston, MA |
| Molly A Wanner, M.D. | Dermatology | New York, NY |
| Patrick S Ward, MD, PHD | Endocrinology | Boston, MA |
| Jon J Warner, MD | Orthopedic Surgery | Boston, MA |
| Kara V Warner, NP | Nurse Practitioner | 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