NPPES file of Aug 9, 2026

Nephrology Physician in Connecticut

167 NPPES records list nephrology physician with a practice address in Connecticut, 4.6 per 100,000 residents, the 10th 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 2 of 4.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RN0300X · 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, 52

  1. New Haven52
  2. Hartford13
  3. Farmington10
  4. New Britain8
  5. Trumbull8

Nephrology Physician records in Connecticut

  1. Thomas Eisen, MDNew Haven, CT 065111427044684
  2. Maria Everhart-Caye, MDHartford, CT 061061043319064
  3. Peter Feig, MDGuilford, CT 064371881855021
  4. Irwin Feintzeig, M.D.Trumbull, CT 066111902805773
  5. Donald Felitto, MDUncasville, CT 063821831184977
  6. Sanjay Fernando, M.D.New Britain, CT 060511457332157
  7. Fredric Finkelstein, MDNew Haven, CT 065111851387088
  8. Nia FlemmingMeriden, CT 064511184285058
  9. Mitchell Fogel, M.D.Bridgeport, CT 066061003815887
  10. Richard Formica, MDNew Haven, CT 065191730163502
  11. Meghana Gaiki, MDBloomfield, CT 060021437341948
  12. Barbara Garay NontolFarmington, CT 060301942761374
  13. James Gavin, M.D.Trumbull, CT 066111609875491
  14. Daniel Geisser, MDNew Haven, CT 065111558346056
  15. Ari Geller, D.O.Bloomfield, CT 060021710927892
  16. David Geller, MDWest Haven, CT 065161548245046
  17. Richard Gervasi, M.D.Norwalk, CT 068511972597813
  18. Jay Ginsberg, MDUncasville, CT 063821841285509
  19. Adam Goldstein, MDNew Britain, CT 060511083685382
  20. Ladan Golestaneh, MDNew Haven, CT 065101023199445
  21. Daniel Gomez, DOWethersfield, CT 061091447782362
  22. Sunita Goyal, MDNew Haven, CT 065191952373219
  23. Daniel Guevara-Pineda, M.DNew Haven, CT 065191093962805
  24. Lalarukh Haider, MDFarmington, CT 060301871516054
  25. Susan Halley, MDNew Britain, CT 060511790756864
  26. William Handelman, M.D.Torrington, CT 067901609851369
  27. Joni Hansson, MDNew Haven, CT 065111760478077
  28. Mihkel Haus, MDUncasville, CT 063821841285988
  29. Zsolt Herberth, M.D.Newington, CT 061111811092711
  30. William Hines, M.D.Stamford, CT 069021174629588
  31. Mark Hotchkiss, MDOrange, CT 064771861488033
  32. William Hunt, MDTrumbull, CT 066111396744041
  33. Stephen Huot, MDNew Haven, CT 065101275518771
  34. Saqib Inayatullah, MDUncasville, CT 063821235336934
  35. Deepa Jayaram, M.D.New Haven, CT 065101316188055
  36. Crystal Jobson, MDWest Haven, CT 065161467931220
  37. Teresa Joseph, D.O.New Haven, CT 065101003341470
  38. Mahesh Kabadi, M.D.Norwich, CT 063601871598649
  39. Roopkiranjot Kahlon, M.D.Vernon, CT 060661003123548
  40. Sujata Kale, M.D/PH.D/FACPCheshire, CT 064101386805299
  41. Andre Kaplan, MDFarmington, CT 060301073519294
  42. Eileen Kehoe, M.D.Meriden, CT 064511790990943
  43. Rebecca Kent, M.D.Hartford, CT 061061548573520
  44. Nazanine Khairkhah, MDGreenwich, CT 068301518937622
  45. Sarah Khan, MDNorwalk, CT 068511912140153
  46. Umair Khan, MDWethersfield, CT 061091295295434
  47. Robert Kim, M.D.Trumbull, CT 066111396737870
  48. Alan Kliger, MDNew Haven, CT 065111619963923
  49. Michael Kovalchik, M.D.Torrington, CT 067901124003892
  50. Namrata Krishnan, MD, MBBSWest Haven, CT 065161306063011

Source: CMS NPPES, primary taxonomy 207RN0300X: records by practice city and the list of records, file of Aug 9, 2026.

Connecticut ranks 10 of 51 per resident

  1. Louisiana4.8
  2. New Jersey4.7
  3. Rhode Island4.7
  4. Connecticut4.6
  5. Missouri4.6
  6. Illinois4.6
  7. 50 states and D.C.4.0

Source: CMS NPPES, primary taxonomy 207RN0300X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

83.2% of these records appear in a Medicare file, against 85.8% 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. Connecticut83.2%
  2. United States85.8%

Nephrology Physician records in Connecticut, measured

  • In a Medicare file139 of 167 · 83.2% here, 85.8% nationally
  • In the CMS Doctors and Clinicians file116 · 69.5% here, 76.0% nationally
  • Not updated in five years or more100 · 59.9% here, 54.9% nationally
  • Median graduation year2002 · the 116 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RN0300X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

167 NPPES records list nephrology physician (207RN0300X) as their primary taxonomy with a practice address in Connecticut: 4.6 per 100,000 residents against 4 nationally (50 states and D.C.). New Haven has 52 of them (31%).

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. Kentucky174
  2. Colorado182
  3. Puerto Rico152
  4. Alabama183

States with a similar rate per 100,000

  1. Missouri4.6
  2. Rhode Island4.7
  3. New Jersey4.7
  4. Illinois4.6

The largest states

  1. California1,468
  2. Texas1,159
  3. New York1,049
  4. Florida840
  5. Pennsylvania651

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.