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 62 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. Winifred Kender, M.D.Boston, MA 021111508813759
  2. Karla Kendrick, MDBoston, MA 022151699200022
  3. Arthur Kennedy, M.D.Newton, MA 024621043223266
  4. Nahid Kennedy, D.O.Hanover, MA 023391871561597
  5. Sheila Kennedy, M.D.Concord, MA 017421568569176
  6. Kathleen Kennedy McCarey, NPBoston, MA 021091326051582
  7. Bevin Kenney, M.D.Jamaica Plain, MA 021301861617342
  8. Brian Kenny, M.D.Raynham, MA 027671023007358
  9. David Kent, MDBoston, MA 021111346357027
  10. Sarah Kent, M.D.Chestnut Hill, MA 024671689779076
  11. Paul Kenyan, M.D.Milford, MA 017571720349020
  12. William Kenyon, M.D.Winchester, MA 018901578527230
  13. Christina Kerner, MDBoston, MA 021141376235770
  14. Scott Kerns, M.D.Salem, MA 019701669558144
  15. Christopher Keroack, MDSpringfield, MA 011071841230125
  16. Kimberly Kersten, DONewburyport, MA 019501912903030
  17. Salmaan Keshavjee, MD PHDRoxbury Crossing, MA 021201134110638
  18. Rebecca Kesman, MDAuburn, MA 015011174537161
  19. Aaron Kesselheim, M.D.Boston, MA 021151063478626
  20. Jared Kesselheim, MDBoston, MA 021141528194990
  21. Kerunne Ketlogetswe, M.D.Boston, MA 021151619029378
  22. William Kettyle, MDCambridge, MA 021391306823414
  23. Kavita Ketwaroo, M.D.Somerville, MA 021441457614356
  24. Surya KhadilkarBoston, MA 021111245856707
  25. Sumanth Khadke, MDBurlington, MA 018051184461717
  26. Abdul Khadra, M.D.West Springfield, MA 010891194778159
  27. Tamer Khafagy, MDMedford, MA 021551932391422
  28. Mustafa Khaled Mustafa, MDMillis, MA 020541336384601
  29. Abdullah Khalid, MDBoston, MA 021111396447660
  30. Ayesha Khalid, MDBoston, MA 021181932629557
  31. Ejaz KhalidSpringfield, MA 011991205099553
  32. Muhammad Fareed Khalid, M.D.Boston, MA 021151568167518
  33. Anas Khalil, M.D.Worcester, MA 016081568745529
  34. Shujaat KhalilBoston, MA 021351912381849
  35. Hamed Khalili, MDBoston, MA 021141609085208
  36. Loura KhalloufWorcester, MA 016051902339815
  37. Ali Nauman Khan, M.D.Williamstown, MA 012671457976292
  38. Amir Khan, MDSpringfield, MA 011071669950887
  39. Bushra Khan, MDBeverly, MA 019151205882966
  40. Faiz KhanChelsea, MA 021501184183303
  41. Faraz Khan, M.D.Burlington, MA 018051417368325
  42. Fhamida Khan, MDSpringfield, MA 011041013575026
  43. Khalid Khan, M.D.Bridgewater, MA 023241639286297
  44. Mohammad Khan, MDPalmer, MA 010691376820217
  45. Munim Khan, MDBoston, MA 021111730670423
  46. Nasser Khan, M.D.Boston, MA 021141558479873
  47. Nidah Khan, M.D.East Longmeadow, MA 010281629418850
  48. Omar Khan, MDBoston, MA 021141699338517
  49. Saima Khan, MDQuincy, MA 021691336206283
  50. Shahab Khan, MDWeymouth, MA 021901487183166

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.