NPPES file of Aug 9, 2026

Internal Medicine Physician in Massachusetts

6,825 NPPES records list internal medicine physician with a practice address in Massachusetts, 97 per 100,000 residents, the 2nd highest rate of 51. Boston and Worcester have the most; each record links to the provider's NPI and the Massachusetts license search. Page 6 of 137.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207R00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Boston has the most, 2,320

  1. Boston2,320
  2. Worcester448
  3. Cambridge300
  4. Springfield282
  5. Burlington144

Internal Medicine Physician records in Massachusetts

  1. Jorge Andrade, MDFall River, MA 027211942261490
  2. Tia Andrade, MDBoston, MA 022151134859069
  3. Rachel Andres, M.D.Pelham, MA 010021710272943
  4. Mark Andrews, M.D.Worcester, MA 016081720425838
  5. William Andrews, M.D.Boston, MA 022151871530956
  6. Julia Andrieni, M.D.Worcester, MA 016551003869926
  7. Andrew Angel, M.D.Somerville, MA 021441417927724
  8. Maria Lourdes Angeles, M.D.Shirley, MA 014641174653604
  9. Sheryn Angelis, M.D.Worcester, MA 016051841238136
  10. Dea Angiolillo, M.D.Wellesley, MA 024811649241985
  11. Susana AnicetoBoston, MA 021111902245863
  12. Peter Ankomah, MD, PHDBoston, MA 021141720469372
  13. Ama AnnorBoston, MA 021181952839052
  14. Nancy Anoruo, MDWorcester, MA 016551770005076
  15. Levy Ansaldo, M.D.New Bedford, MA 027401336127521
  16. Joseph Antaki, M.D.Worcester, MA 016551720040645
  17. Samuel Antiles, M.D.Springfield, MA 011051457402869
  18. Audberto Antonini Gonzalez, M.D.Fall River, MA 027211235486192
  19. Jamshed Anvari, M.D.Methuen, MA 018441821124405
  20. Ayesha Anwar, MDMarlborough, MA 017521851877609
  21. Fouad Aoude, M.D.Hopedale, MA 017471871764399
  22. Elvis Aponte-Rivera, M.D.South Weymouth, MA 021901023495785
  23. Maysabel Aponte-Rivera, MDHaverhill, MA 018301780877233
  24. Caroline Apovian, M.D.Boston, MA 021151346205606
  25. Dinah Applewhite, MDBoston, MA 021141972927309
  26. Elisa AquilantiBoston, MA 021151356789325
  27. Kenneth Aquilino, MDHolyoke, MA 010401770583668
  28. Messalina Aquino Infante, M.DLunenburg, MA 014621720199979
  29. Vasanthi Arakali, M.D.Worcester, MA 016021902889983
  30. Roger Araujo-Castillo, M.D.Worcester, MA 016051891951257
  31. Marycatherine Arbour, M.D.Boston, MA 021151770639122
  32. Eric Ardolino, M.D.Boston, MA 022151780066399
  33. Diana Arena, D.O.Tewksbury, MA 018761609986074
  34. Alexandra Argasinski, M.D.Lowell, MA 018521508813395
  35. Saleena Gul Arif, M.D.Boston, MA 021221023424330
  36. Kim Ariyabuddhiphongs, M.D.Bellingham, MA 020191114950821
  37. Miguel Ariza, M.D.Dracut, MA 018261104850858
  38. Sindhu Mallik Arjun, M.DWorcester, MA 016081265711428
  39. Wynne Armand, MDChelsea, MA 021501497745939
  40. Annemarie Armani, MDFalmouth, MA 025401679776736
  41. Catharina Armstrong, MDWorcester, MA 016051538295217
  42. Elizabeth Armstrong, M.D.Northampton, MA 010601881626786
  43. Kelly Armstrong, M.D.Springfield, MA 011181508820275
  44. Daniel Arnold, M.D.Boston, MA 021181679764773
  45. Michael Aronoff, MDBoston, MA 021141508857012
  46. Mark Aronson, M.D.Boston, MA 022151033157342
  47. Risa Aronson-Fox, D.O.Ludlow, MA 010561255426136
  48. Sarika Arora, M.D.Boston, MA 021181679760748
  49. Taruna Arora, MDWorcester, MA 016551700363355
  50. Armen Arslanian, M.D.Stoneham, MA 021801932154838

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 2 of 51 per resident

  1. District of Columbia133
  2. Massachusetts97
  3. Rhode Island94
  4. Connecticut73
  5. 50 states and D.C.44

Source: CMS NPPES, primary taxonomy 207R00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

74.5% of these records appear in a Medicare file, against 78.7% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Massachusetts74.5%
  2. United States78.7%

Internal Medicine Physician records in Massachusetts, measured

  • In a Medicare file5,088 of 6,825 · 74.5% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file4,103 · 60.1% here, 61.4% nationally
  • Not updated in five years or more4,346 · 63.7% here, 55.4% nationally
  • Median graduation year2004 · the 4,103 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207R00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

6,825 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Massachusetts: 97 per 100,000 residents against 44 nationally (50 states and D.C.). Boston has 2,320 of them (34%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Illinois7,238
  2. Pennsylvania7,300
  3. Michigan5,735
  4. Ohio5,277

States with a similar rate per 100,000

  1. Rhode Island94.3
  2. Connecticut72.5
  3. Maryland63.2
  4. Hawaii62.9

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Texas9,175
  5. Pennsylvania7,300

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.