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 47 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. Kunali Gurditta, MDBoston, MA 022151356019939
  2. Victor Gurewich, M.D.Cambridge, MA 021381306825799
  3. Krishnakant Gurjar, MDSpringfield, MA 011071003425455
  4. Erdal Gursoy, MD, PHDWorcester, MA 016551396846929
  5. Soni Gurung, MDLeominster, MA 014531295469039
  6. Alexander GutierrezNewton, MA 024621831627827
  7. Astrid Gutierrez, MDLawrence, MA 018411295900983
  8. Glenn Gutierrez, M.D.Billerica, MA 018621417975889
  9. Thyra Gutierrez-SierraWorcester, MA 016101982962916
  10. Adina Gutium, MDBoston, MA 021141639351612
  11. Matthew Gwiazdon, MDPlymouth, MA 023601851920110
  12. Nancy Gwon, M.D.Boston, MA 021101174645246
  13. Evan Gwyn, M.D.Boston, MA 021141154558500
  14. Gergely Gyuris, MDBrighton, MA 021351356861967
  15. Jeffrey Ha, MDWestborough, MA 015811891479382
  16. Jennifer Haas, MDBoston, MA 021151467419846
  17. Joanna Haas, M.D.Cambridge, MA 021421497805436
  18. Sabrina Haas, MDBeverly, MA 019151528002631
  19. Linda Habeeb, MDSandwich, MA 025631619927035
  20. Mark Haberman, M.D.Leominster, MA 014531528161940
  21. Muzzamal Habib, MDChelmsford, MA 018241851556286
  22. Masud Habibullah, MDMansfield, MA 020481285992602
  23. Brianne Hackman, M.D.Boston, MA 022151336469949
  24. Antoine Haddad, M.D.Cambridge, MA 021391609930833
  25. Heba Haddad, MDEast Boston, MA 021281659504439
  26. Deborah Hadley, M.D.Wellesley, MA 024811023064417
  27. Omar Hadzipasic, MDWorcester, MA 016051790217560
  28. Christopher Haff, MDBoston, MA 021111457292591
  29. Madeleine Haff, MDBoston, MA 021181326532078
  30. Nancy Haff, MDWellesley, MA 024811922411867
  31. Rachel Haft, MDCambridge, MA 021381720079536
  32. Cynthia Hahn, M.D., PH.D.Boston, MA 021151265881395
  33. Linus Hahn, M.D.Peabody, MA 019601609067917
  34. Omar Haider, MDSpringfield, MA 011991043959067
  35. Rachel Anne Haims, M.D.Chestnut Hill, MA 024671346280880
  36. James Haines, M.D.Springfield, MA 011041497754170
  37. Rachel Hainline, MDBoston, MA 021111841870565
  38. Nada Ahmed Yousef Hajjaj, MDBoston, MA 021111790461432
  39. Zouhdi Hajjaj, M.D.West Yarmouth, MA 026731942262795
  40. Esmet Hakim, M.D.Woburn, MA 018011376551937
  41. Faiyaz Hakim, MDWestborough, MA 015811932113446
  42. Michael Hakim, M.D.Ware, MA 010821225090830
  43. Taras Halan, MDPlymouth, MA 023601376272252
  44. Ildiko Halasz, M.D.West Roxbury, MA 021321891802930
  45. Caleb Hale, M.D.Boston, MA 022151063588879
  46. Deborah Haley, MD PHDBelmont, MA 024781821088105
  47. Eileen Haley, M.D.Peabody, MA 019601780642983
  48. Marie Haley, MDCambridge, MA 021381659473346
  49. Meredith Haley, D.ODanvers, MA 019231518492958
  50. Andrew Hall, M.D.Northampton, MA 010601073593679

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.