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 33 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. David Duong, MDBoston, MA 021151821471210
  2. Richard Dupee, MDBoston, MA 021111184730673
  3. Patrick Duplan, MDSouthbridge, MA 015501124656285
  4. Elizabeth Dupuis, M.D.Chestnut Hill, MA 024671255317061
  5. Suellen Duque, MSN, APRN, FNP-CMarlborough, MA 017521427667526
  6. Cerima Durakovic-Seremet, MDDanvers, MA 019231356397160
  7. Sienna Durbin, MDBoston, MA 021141992331029
  8. Ian DwyerEverett, MA 021491558011767
  9. Michelle Dyke, MDMedford, MA 021551790123347
  10. Micah Eades, M.D.Boston, MA 022151194144477
  11. Elizabeth Eagleson, M.D.Springfield, MA 011071538139993
  12. Pracha Eamranond, M.D.Boston, MA 021151073501656
  13. Anthony Eaton, M.D.Newburyport, MA 019501831193101
  14. Kimberly Ebb, MDLeominster, MA 014531790777589
  15. Eric EcheandiaBoston, MA 021111437827201
  16. Sofia Economidou, M.D.Cambridge, MA 021381932834587
  17. Matthew Edwards, D.O.Springfield, MA 011071891220406
  18. Samuel Edwards, M.D.Boston, MA 021301295962199
  19. John Egelhofer, MDSpringfield, MA 011071972595775
  20. Lauren Ehrhardt-Humbert, MDBoston, MA 021111669168423
  21. Barry Ehrlich, M.D.Waltham, MA 024531710934047
  22. Carol Ehrlich, MDBoston, MA 021141245220433
  23. Bahareh Ehsaei, MDBrockton, MA 023011922685775
  24. Jonathan Einbinder, MD MPHChestnut Hill, MA 024671043377435
  25. David Einstein, M.D.Boston, MA 021111144515446
  26. Jonathan Eisen, M.D.Boston, MA 021111396126686
  27. Bradley Eisenberg, DOBrockton, MA 023011326120833
  28. David Eisenberg, M.D.Boston, MA 022151598867913
  29. Jonathan Eisenberg, M.D.Boston, MA 021151689055113
  30. Mark Eisenberg, MDFruit St, MA 021141487628418
  31. Staci Eisenberg, MDJamaica Plain, MA 021301033109301
  32. Stephanie Eisenstat, MDBoston, MA 021141841281201
  33. Kimberly Eisenstock, M.D.Worcester, MA 016551194706069
  34. Shazneen Eisner, M.D.Billerica, MA 018211306911573
  35. Shamim Ejaz, DOBoston, MA 021151902547300
  36. Abdallah El AlayliHolyoke, MA 010401588313431
  37. Idriss El Koussaimi, M.D.Ashland, MA 017211164695029
  38. Hind El NaamaniBrighton, MA 021351821725045
  39. Mayssam El NajjarBoston, MA 021351821764622
  40. Marwa El Sabbahy, M.D.Lawrence, MA 018411275897563
  41. Tarek El Sharkawy, MDMendon, MA 017561275586851
  42. Adnan El-Amine, M.D.Kingston, MA 023641588722979
  43. Andrew El-Hayek, MDWorcester, MA 016051740804327
  44. Joseph El-Khoury, MDBoston, MA 021141154302834
  45. Mehreen ElaheeBoston, MA 021151578910782
  46. Mohamed Elarabi, M.DSpringfield, MA 011991154515880
  47. Ayman Elawad, MDBurlington, MA 018051184202129
  48. David Eldridge, MDConcord, MA 017421386622967
  49. Omnia Elenani, MDBurlington, MA 018051710616685
  50. Rana Eletriby, MDBurlington, MA 018031649665498

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.