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 87 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. Rekha Nair, M.D.Westborough, MA 015811013119221
  2. Carolann Najarian, M.D.Lincoln, MA 017731427005016
  3. Nawar Najjar, M.D.Raynham, MA 027671265445068
  4. Chiaki Nakata, M.D.Uxbridge, MA 015691174055347
  5. Joseph Nakda, M.D.Somerset, MA 027261891081725
  6. Michael Nakhla, MDWorcester, MA 016081578295440
  7. Peter Nakhla, M.D.Taunton, MA 027801679728018
  8. Edward Nalband, MDNorwell, MA 020611396736062
  9. Walter Nalesnik, MDLynn, MA 019041376616029
  10. Mithun Nallari, M.D.Woburn, MA 018011902130891
  11. Kavya Nalluri, MDBrighton, MA 021351306511977
  12. Meera Namboothiri, M.D.Framingham, MA 017021528224086
  13. Navya Nambudiri, M.D.Chestnut Hill, MA 024671609239573
  14. Elias Name, MDHolyoke, MA 010401881664134
  15. Ajay Nanavati, MDChelmsford, MA 018241811905961
  16. Caleb Nannes, M.D.Oak Bluffs, MA 025571275832560
  17. Jasjyot Nanra, MDWorcester, MA 016051831283720
  18. Guy Napolitana, MDBurlington, MA 018031609974492
  19. Abdulelah Naqshabandi, M.DMalden, MA 021481437317963
  20. Soraya Naqvi, MDJamaica Plain, MA 021301689202814
  21. Jatin Narang, MDNewton, MA 024621194460907
  22. Seema Naravane, MDAuburn, MA 015011821064478
  23. Poorna Narayan, M.D.Worcester, MA 016041730399098
  24. Shankar Narayan, M.D.North Oxford, MA 015371588783971
  25. Maria NardellCambridge, MA 021391992115430
  26. Ottavio Nardone, M.D.Boston, MA 021131952389892
  27. Ricardo Nario, MDHyannis, MA 026011295777621
  28. Anastasia Naritsin, DOBurlington, MA 018051104496967
  29. Natalia Naritsin, M.D.Attleboro, MA 027031881824779
  30. Anita Nartey, M.D.Framingham, MA 017021427153816
  31. Lily Narusevicius, MDReading, MA 018671053488692
  32. Saira Naseer, MDNewburyport, MA 019501487650503
  33. Rand Nashi, MDBoston, MA 021181215399829
  34. Azadeh Nasseh, M.D.Boston, MA 021181609000512
  35. Nadereh NasserhelaliSpringfield, MA 011511871814079
  36. Najlla Nassery, MDBoston, MA 021141578720546
  37. Sivakumar Natanasabapathy, MDSpringfield, MA 011991639253586
  38. Abirami Natarajan, M.D.Boston, MA 021151912357252
  39. Subbuluxmi Natarajan, MDWatertown, MA 024721063599686
  40. Julia Nath, MDBoston, MA 022151295228757
  41. Michael Nathan, MDRevere, MA 021511821070160
  42. Miriam Nathan, MDBoston, MA 016551225590482
  43. Svetlozar Natov, M.D.Newton, MA 024671255485249
  44. Alexandra Natova, M.D.Newton, MA 024671063559326
  45. Kavita Navani, M.D.Clinton, MA 015101275579708
  46. Guido Navarra, M.D.Newburyport, MA 019501265489058
  47. Amol Navathe, MDBoston, MA 021151063706190
  48. Gabriel Naventi, MDLee, MA 012381659518462
  49. Bradford NaviaSudbury, MA 017761376925115
  50. Tamara NawarBoston, MA 021351487038410

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.