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 107 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. Andal Sadagopan, MDWestborough, MA 015811932187846
  2. Katherine Sadaniantz, MDWorcester, MA 016051598344061
  3. Misagh Sadat-Aalaee, M.D.Milford, MA 017571699158337
  4. Prabhasadanam SadhujanWorcester, MA 016051568415461
  5. Katrin Sadigh, M.D.Harwich, MA 026451770928681
  6. Susan Sadoughi, MDBoston, MA 021151174536353
  7. Parastoo SadraiBrookline, MA 024461457765786
  8. Bilal Saeed, MDConcord, MA 017421649730763
  9. Muhammad SaeedCambridge, MA 021381598469660
  10. Rebecca Saff, MD, PHDBoston, MA 021141306041983
  11. Elam Safi, M.D.Ware, MA 010821780646141
  12. Reda Safieddine, M.D.Boston, MA 021351689862534
  13. Charles Safran, M.D.Newton, MA 024591295884971
  14. Ranjit SahBrighton, MA 021351811757008
  15. Arnab Saha, DOSpringfield, MA 011071003338641
  16. Alvina Sahar, MDDorchester Center, MA 021241235417528
  17. Vandana Sahay, MDGroton, MA 014501881683068
  18. Seema Sahib, MDLowell, MA 018541114988524
  19. Nancy Said, M.D.Worcester, MA 016051184607855
  20. Sameh Said, M.D.Worcester, MA 016051992788665
  21. David Saie, M.D.Boston, MA 021151326367285
  22. Suzanne Saindon, D.O.Andover, MA 018101831485341
  23. Pritinder Saini, M.D.Burlington, MA 018031417933995
  24. Marie Nathalie SaintilBridgewater, MA 023241750941613
  25. Yoriko Saito, MDBoston, MA 021141437140076
  26. Shamila Saiyed, M.D.Beverly, MA 019151447411624
  27. Rintu Saju, MD, MPHBoston, MA 021151922863109
  28. Katherine Sakmar, MDRevere, MA 021511093809394
  29. Mahmoud Sakr, MDNeedham, MA 024921861650681
  30. Olugbenga Salako, MBCHBWorcester, MA 016051306428172
  31. Ahmed Salama, M.D.Boston, MA 021151285863175
  32. Idayat Salami, MDRaynham, MA 027671184427585
  33. Rama Salami, MDBurlington, MA 018051588154025
  34. Talya Salant, MDDorchester, MA 021221629206883
  35. Norma Salazar, MDCambridge, MA 021381114416492
  36. Rodrigo Salazar, MDSpringfield, MA 011071619988268
  37. Ingrid Salciccioli, MBBS, MPHBoston, MA 021141891373833
  38. Dana Saleh, MDBoston, MA 022151548943673
  39. Mohammed Saleh, DOPalmer, MA 010691265172704
  40. Yana Salei, MDBoston, MA 021111538746888
  41. Asma Salem, DOBoston, MA 021141053995100
  42. Saad Salman, MBBSCambridge, MA 021391790248896
  43. Edward Saltzman, M.D.Boston, MA 021111700844180
  44. Stephen Saltzman, M.D.Peabody, MA 019601770541781
  45. Laura Saluja, MDBurlington, MA 018051225022155
  46. Brando Salussolia, MDBoston, MA 021181376292094
  47. Roberto Salva-Otero, M.D.West Springfield, MA 010891821173311
  48. Claudiu Salvan, MDWorcester, MA 016081831362417
  49. Muddassir Salyani, M.DFall River, MA 027211295176980
  50. Mahawa Sam, MDMilford, MA 017571639608920

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.