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 54 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. Joel Hurwitz, M.D.Northborough, MA 015321699758102
  2. Bilal Hussain, M.D.Attleboro, MA 027031477538171
  3. Hamed Hussain, MDBrighton, MA 021351962240663
  4. Muhammad Sarib HussainBoston, MA 021141245866391
  5. Sadia Hussain, MDFoxboro, MA 020351457537177
  6. Taimoor Hussain, MDPittsfield, MA 012011851085401
  7. Rania Husseini, M.D.Foxboro, MA 020351528015310
  8. Nora Hutchinson, M.D.,C.MBoston, MA 021141972919736
  9. Elizabeth Hutton, MDBoston, MA 021181972731123
  10. Camy Thu Huynh, D.O.Worcester, MA 016551528090057
  11. Terry Huynh, MDBrockton, MA 023011962628529
  12. Andrew Hwang, MD, MPHBoston, MA 021141144609074
  13. Ann Hwang, M.D.Lawrence, MA 018431144376591
  14. Catherine HwangBoston, MA 021151255892204
  15. Arooj Hyat, M.D.Boston, MA 021181114193505
  16. Elaine Hylek, M.D.Boston, MA 021181851359954
  17. Guibenson Hyppolite, M.D.Boston, MA 021141295930857
  18. Christina Iacobo, MDChestnut Hill, MA 024671619933769
  19. Doru Iancovici, MDRevere, MA 021511841307691
  20. Agostino Iarrobino, DODedham, MA 020261194891267
  21. Rand Ibrahim, MDBoston, MA 021151194427419
  22. Farhan Ibrahimi, MDNorthborough, MA 015321275688442
  23. Almuhannad Idris, M.D.Fall River, MA 027211366674707
  24. Sue Ige, MDBurlington, MA 018051790215127
  25. Gayatridevi Ika, M.D.Worcester, MA 016051124001102
  26. Olta Ilia, MDBrockton, MA 023011215565510
  27. Elsa Imbimbo, MDBoston, MA 021141194352492
  28. Aqueel Imran, M.D.Gardner, MA 014401750581963
  29. Hanine Inaty, M.DBoston, MA 021111881972586
  30. John Ingard, M.D.Wellesley, MA 024811194794966
  31. Joseph Ingelfinger, MDDorchester, MA 021221588652150
  32. Francis Ingersoll, DONew Bedford, MA 027401366451338
  33. Alan Inglis, MDGreat Barrington, MA 012301801840889
  34. William Ingram, M.D.Newburyport, MA 019501689679268
  35. Susan Inonog, M.D.Chelsea, MA 021501922369933
  36. Christopher Inra, M.D., PH.D.Boston, MA 022151649701467
  37. Adina Ion, M.D.Medford, MA 021551144330119
  38. Aftab Iqbal, MDBoston, MA 021111518221373
  39. Farzan Irani, MD.,MRCP, FACPSpringfield, MA 011071376709857
  40. Gunardi Irawan, M.D.Northborough, MA 015321053752832
  41. Thomas Irwin, D.O.Dalton, MA 012261083711378
  42. Jay Isaac, MDGloucester, MA 019301730134099
  43. Thomas Isaac, MDBraintree, MA 021841811939374
  44. Marian Isaak, MDHolyoke, MA 010401083340004
  45. Nicolas Isaza Valencia, MDBoston, MA 022151487211082
  46. Reda Ishak, M.D.West Springfield, MA 010891366428013
  47. Nosheen Ishaque, M.D.Worcester, MA 016051912273087
  48. Ahmer Ishtiaq, MDWorcester, MA 016081508205535
  49. Hikaru Isihara, M.D., PH.D.Braintree, MA 021841598750598
  50. Mina Iskandar, MDSpringfield, MA 011071851964050

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.