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 86 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. Elizabeth Murphy, M.D.Worcester, MA 016551013990522
  2. Joseph Murphy, M.D.Medford, MA 021551134110398
  3. Kerrilyn Murphy, M.D.Boston, MA 021111609215417
  4. Maryann Murphy, M.D.Needham, MA 024941841215548
  5. Paul MurphyNew Bedford, MA 027401750398087
  6. Sarah Murphy, MDNorwell, MA 020611861473258
  7. Stephen Murphy, MDNorth Reading, MA 018641003845611
  8. Terrence Murphy, M.D.Chestnut Hill, MA 024671427248525
  9. Timothy Murphy, MDWeston, MA 024931780681312
  10. Michael Murray, MDFalmouth, MA 025401801008370
  11. Mara Murray HorwitzBoston, MA 021181477896652
  12. Anne Murray-Chiriboga, MDLawrence, MA 018411972502458
  13. Mufaziya Mursheed, MDWorcester, MA 016081841861184
  14. Putcha Murthy, MDAuburn, MA 015011164493573
  15. Vivek Murthy, MDBoston, MA 021151609989623
  16. Archanaa Murugan, MBBSAndover, MA 018101699394155
  17. Avinash MuruganBoston, MA 021141184104457
  18. John MuseFoxborough, MA 020351801877675
  19. Stuart Mushlin, MDBoston, MA 021151306883665
  20. Hema Musunuru, MDSpringfield, MA 011071659829984
  21. Clio Musurakis, MDNeedham, MA 024921639664980
  22. Alexander Myers, M.D.Taunton, MA 027801821131392
  23. John Myers, M.D.New Bedford, MA 027401316107113
  24. Michael Myers, MD, MBANeedham, MA 024941114045382
  25. Samuel Myers, M.D.Boston, MA 022151164456919
  26. Kanchana MyneeduShrewsbury, MA 015451861981573
  27. Valentina NabukenyaWoburn, MA 018011942122494
  28. Robert Nace, M.D.Cambridge, MA 021381437160843
  29. John Nadai, MDBoston, MA 021141710978614
  30. Sarah NadarajanSalem, MA 019701629630694
  31. Ognjenka Nadazdin Boskovic, M.D.Springfield, MA 011041891033676
  32. Nicki Naddaf, MDBoston, MA 021181144070145
  33. Bilawal Nadeem, M.D.Brighton, MA 021351730875568
  34. Neal Nadelson, MDMelrose, MA 021761427035948
  35. Mandana Naderi Mehr, MDLongmeadow, MA 011061083153894
  36. Pendar Nadjafabadi Farahani, MDPittsfield, MA 012011770726457
  37. John Nadolny, MDMelrose, MA 021761588683494
  38. Jana Naef, M.D.Cambridge, MA 021391932385655
  39. Ankur Nagaraja, MD, PHDBoston, MA 021141356633986
  40. Jyoti Nagarkar, MDLeominster, MA 014531013903210
  41. Amulya Nagarur, MDBoston, MA 021141285928226
  42. Jack Naggar, M.D.Newton, MA 024581184915803
  43. Chander Nagpaul, M.D.Medford, MA 021551730116252
  44. Ramninder Nagra, MDDorchester, MA 021241033764626
  45. Yujin Nah, M.D.Fall River, MA 027211205076171
  46. Richa Nahar, M.D.Lowell, MA 018541679908206
  47. Shamsun Nahar, MDDanvers, MA 019231992779037
  48. Myrna Nahas, M.D.Boston, MA 022151407083280
  49. Riddhima Naik, MDSpringfield, MA 011071710596291
  50. Timothy Naimi, MD, MPHBoston, MA 021181679572291

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.