NPPES file of Aug 9, 2026

Sleep Medicine (Internal Medicine) Physician in Connecticut

18 NPPES records list sleep medicine (internal medicine) physician with a practice address in Connecticut, 0.5 per 100,000 residents, the 9th highest rate of 48. New Haven and Farmington have the most; each record links to the provider's NPI and the Connecticut license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RS0012X · 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, 5

  1. New Haven5
  2. Farmington4
  3. North Haven2
  4. Danbury1
  5. Hartford1

Sleep Medicine (Internal Medicine) Physician records in Connecticut

  1. Vivian Asare, M.D.North Haven, CT 064731700106002
  2. Karishma Bellara, PAStamford, CT 069021013052521
  3. Yvonne Chu, M.D.New Haven, CT 065111447693189
  4. Gregory Colodner, MDWaterbury, CT 067061881623288
  5. Keith Dixon, M.D.Hartford, CT 061061982606810
  6. Monica Giraldo, MDNew Haven, CT 065101063099646
  7. Janet Hilbert, M.D.New Haven, CT 065101275535015
  8. Mian Iftikhar, M.D.Farmington, CT 060301841642659
  9. Jay Kenkare, MDFarmington, CT 060321619940996
  10. Melissa Knauert, MDNew Haven, CT 065101902960230
  11. Meir Kryger, M.D.Wallingford, CT 064921609938919
  12. Daniel McNally, MDFarmington, CT 060301497751408
  13. James O'Brien, M.D.Farmington, CT 060321962465070
  14. Irina Petrenko, M.D.Middletown, CT 064571982864740
  15. Richard Shoup, MDManchester, CT 060401518930957
  16. Parvati Singh, MDNorth Haven, CT 064731154718161
  17. Andrew Tucker, PHDDanbury, CT 068101982714499
  18. Christine Won, M.D.New Haven, CT 065101306923255

Source: CMS NPPES, primary taxonomy 207RS0012X: records by practice city and the list of records, file of Aug 9, 2026.

Connecticut ranks 9 of 48 per resident

  1. Utah0.6
  2. Virginia0.5
  3. Michigan0.5
  4. Connecticut0.5
  5. Oregon0.5
  6. Kentucky0.5
  7. 50 states and D.C.0.3

Source: CMS NPPES, primary taxonomy 207RS0012X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

88.9% of these records appear in a Medicare file, against 84.4% 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. Connecticut88.9%
  2. United States84.4%

Sleep Medicine (Internal Medicine) Physician records in Connecticut, measured

  • In a Medicare file16 of 18 · 88.9% here, 84.4% nationally
  • In the CMS Doctors and Clinicians file13 · 72.2% here, 70.6% nationally
  • Not updated in five years or more8 · 44.4% here, 43.7% nationally
  • Median graduation year2000 · the 13 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RS0012X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

18 NPPES records list sleep medicine (internal medicine) physician (207RS0012X) as their primary taxonomy with a practice address in Connecticut: 0.5 per 100,000 residents against 0.3 nationally (50 states and D.C.). New Haven has 5 of them (28%).

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. Alabama17
  2. Missouri17
  3. Utah19
  4. Colorado21

States with a similar rate per 100,000

  1. Oregon0.5
  2. Kentucky0.5
  3. Massachusetts0.5
  4. Michigan0.5

The largest states

  1. California129
  2. Pennsylvania58
  3. New York57
  4. Texas56
  5. Ohio53

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.