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 25 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. Youssef Khawaja, MDPlantsville, CT 064791184603631
  2. Neelam KhetpalHartford, CT 061021154774990
  3. Roman Khodzinsky, M.D.Hamden, CT 065171922185792
  4. James Kiage, MDNew Haven, CT 065101013409937
  5. Michael Kilgannon, M.D.Willimantic, CT 062261164483947
  6. Chi Kim, MDAvon, CT 060011023094125
  7. Diane Kim, MDWaterbury, CT 067051598150716
  8. Jin Kim, M.D.Farmington, CT 060301982041158
  9. Joseph Kim, MDNew Haven, CT 065101669051728
  10. Eben Kimball, M.D.Sharon, CT 060691922533553
  11. Ronald Kimmel, MDEast Hartford, CT 061081649257338
  12. Christopher Kinne, MDDanbury, CT 068101275021610
  13. John Kirkland, M.D.Stratford, CT 066141144289513
  14. Jonathan Kirschen, DOBridgeport, CT 066101356929988
  15. Ronald Klare, MDPutnam, CT 062601760498539
  16. Alan Klatsky, M.D.West Hartford, CT 061071265704472
  17. Melissa Klaus, MDGlastonbury, CT 060331124136353
  18. Ian Kleinhen, M.D.Windsor, CT 060951013916808
  19. Judy Kleinstein, MDNew Haven, CT 065111831187319
  20. Suzanne Klekotka, MDNew London, CT 063201093733875
  21. Jenna Klimovich, M.D.West Haven, CT 065161407240054
  22. Oksana Kloyzner, MDBloomfield, CT 060021093791204
  23. Adrian Klufas, MDBridgeport, CT 066061396731642
  24. Oleksandr Klymenko, MDDanbury, CT 068101245920743
  25. Dennis Knapik, M.D.Glastonbury, CT 060331336147602
  26. Laurence Knoll, MDWest Haven, CT 065161003886649
  27. Rolf Knoll, MDWest Hartford, CT 061071881696193
  28. Sally Knowles, M.D., PH.D.Torrington, CT 067901750488870
  29. Lawrence Koch, MDNew Britain, CT 060521972581544
  30. Daniel Kocinsky, M.D.Trumbull, CT 066111548223969
  31. Yumi Koh, DO, MPHMeriden, CT 064501245488642
  32. Lucille KohlenbergNew Haven, CT 065101750024030
  33. Lucyna Kolakowska, MDNew Britain, CT 060521306979257
  34. Leonardi Koliani, M.D.Middlebury, CT 067621619995677
  35. Saritha Kolli, DOWaterbury, CT 067061750543690
  36. Doreen Konik, M.D.New Milford, CT 067761205808417
  37. Ippokratis Konstantinidis, MDNew Haven, CT 065101285202226
  38. James Koola, MDTorrington, CT 067901609257757
  39. Robert Koorse, M.D.Hartford, CT 061031780775080
  40. Tulin Koparan, MDStamford, CT 069051710045703
  41. Madiha Koraishy, MDNew Haven, CT 065111679882377
  42. Sarah Korones, MDWest Haven, CT 065161871122044
  43. Kalarickad Maria Koshy, MDNew Haven, CT 065191740819606
  44. Lynn Kosowicz, MDFarmington, CT 060301992780472
  45. Odysseas Kostas, M.D.Greenwich, CT 068311730250655
  46. Venkata Praveena Kota, MDHartford, CT 061061538362249
  47. Soor Kothari, M.D.Farmington, CT 060301508243627
  48. Malgorzata Kowalska-Berger, MDNew Britain, CT 060521760581441
  49. Joseph Kozachek, MDStorrs, CT 062681467459792
  50. Dmitry Kozhevnikov, D.ONew Haven, CT 065101689084600

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.