NPPES file of Aug 9, 2026

Internal Medicine Physician in Connecticut

2,623 NPPES records list internal medicine physician with a practice address in Connecticut, 73 per 100,000 residents, the 4th highest rate of 51. New Haven and Hartford have the most; each record links to the provider's NPI and the Connecticut license search. Page 45 of 53.

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).

New Haven has the most, 329

  1. New Haven329
  2. Hartford169
  3. Stamford131
  4. Bridgeport130
  5. Waterbury119

Internal Medicine Physician records in Connecticut

  1. Nicole Silverstein, MDFarmington, CT 060301871590257
  2. Timothy Silvis, M.D.Somers, CT 060711811918618
  3. Maja Simic, M.D.Danbury, CT 068101245579630
  4. Jonathan Simon, M.D.Ansonia, CT 064011073565511
  5. Nicole Simpson, MDNorwich, CT 063601205938230
  6. Jonathan Siner, M.D.New Haven, CT 065191942252416
  7. Richard Singer, MDWestport, CT 068801922009638
  8. Akhilesh Singh, MDNewington, CT 061111114956661
  9. Amanprit Singh, MDWaterbury, CT 067081215466149
  10. Prabhdeep Singh, M.D.Waterbury, CT 067081790162790
  11. Ravi Singh, MDNorwalk, CT 068501922689462
  12. Sahiljeet SinghHartford, CT 061021689343949
  13. Sidhant Singh, MDWaterbury, CT 067081952864787
  14. Supriya Singh, M.D.New Haven, CT 065101245593201
  15. Sita Singhal, D.OManchester, CT 060401346568961
  16. Sourabh Singhal, DONew Britain, CT 060521831695972
  17. Lily Singhaviranon, MDDanbury, CT 068101508883398
  18. Ariane Sirop, M.D.Farmington, CT 060301346332087
  19. Earle Sittambalam, M.D.New Britain, CT 060511194711960
  20. Roy Sittig, MDFarmington, CT 060301740291376
  21. Arthur Skalski, MDEnfield, CT 060821013012822
  22. Rachel Skeete, M.D.New Haven, CT 065101588836209
  23. Myra Skluth, MDStamford, CT 069011881640332
  24. James Slater, MDNew Canaan, CT 068401588713879
  25. Richard Slater, MDHamden, CT 065141407960826
  26. Kseniya SlobodyanyukNew Haven, CT 065101366855868
  27. Frederick Slogoff, M.D.Stamford, CT 069051457463002
  28. Rebecca Slotkin, M.D.New Haven, CT 065101114374105
  29. Jan Slupski, MDNorwalk, CT 068511487396933
  30. Richard Slutsky, M.D.Stamford, CT 069021497761282
  31. Cameale Smart, M.D.Hartford, CT 061021275799439
  32. Cristina Smina, M.D.Norwalk, CT 068541831372168
  33. Chelsea SmithWilton, CT 068971851852404
  34. David Smith, M. D.New Haven, CT 065111518995059
  35. Evelyn Smith, MDGlastonbury, CT 060331518062850
  36. Gordon Smith, MDNew Haven, CT 065131942275177
  37. Keiren Smith, M.D.Madison, CT 064431366764680
  38. Mackenzie Smith, MDWaterbury, CT 067081306867163
  39. Marcella Smith, M.D.New Haven, CT 065101093925646
  40. Peter Smith, MDSimsbury, CT 060701235267816
  41. Spyros Smith, M.D.Danbury, CT 068101912921891
  42. Steven Smith, M.D.Greenwich, CT 068301033538806
  43. Tiffany Smith, MDHartford, CT 061021528757622
  44. Lenore Snowden Opalak, M.D.Shelton, CT 064841033163605
  45. Christopher Snyder, MDMilford, CT 064601003916974
  46. Sarita Soares, M.D.New Haven, CT 065111407029747
  47. Bruce Sobin, M.D.Manchester, CT 060401437160306
  48. Henry Sobo, M.D.Stamford, CT 069051245352863
  49. Andre Sofair, MDWaterbury, CT 067081811961386
  50. Yauheni Solad, M.D.Greenwich, CT 068301154634160

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Connecticut ranks 4 of 51 per resident

  1. District of Columbia133
  2. Massachusetts97
  3. Rhode Island94
  4. Connecticut73
  5. Maryland63
  6. Hawaii63
  7. 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.

81.2% 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. Connecticut81.2%
  2. United States78.7%

Internal Medicine Physician records in Connecticut, measured

  • In a Medicare file2,130 of 2,623 · 81.2% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file1,648 · 62.8% here, 61.4% nationally
  • Not updated in five years or more1,605 · 61.2% here, 55.4% nationally
  • Median graduation year2004 · the 1,646 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

2,623 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Connecticut: 73 per 100,000 residents against 44 nationally (50 states and D.C.). New Haven has 329 of them (13%).

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. Minnesota2,632
  2. Missouri2,604
  3. Tennessee2,596
  4. Arizona2,853

States with a similar rate per 100,000

  1. Maryland63.2
  2. Hawaii62.9
  3. New York61.7
  4. Delaware58.1

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.