NPPES file of Aug 9, 2026

Sean J. McKeon, M.D.

Diagnostic Radiology Physician · Hartford, CT

Sean J. McKeon, M.D. is a diagnostic radiology physician with a practice address in Hartford, Connecticut, and NPI 1205854429, issued on Jul 17, 2006. Check the license (Connecticut 044141, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205854429
Name
Sean J. McKeon
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
044141 CT
Self-reported in NPPES; status is on the state search
Practice location
114 Woodland St, Hartford, CT 06105
Phone
(860) 714-4830
Enumerated
Jul 17, 2006
Record last updated
Jul 13, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060510000391); accepts Medicare assignment
Medical or professional school
University Of Vermont College Of Medicine, 2000
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 114 Woodland St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carol Abbatiello, D.O.Emergency Medicine Physician1275579732
  2. Jonathan Abrams, MDAnesthesiology Physician1528010337
  3. Louisa Acca, PA-CPhysician Assistant1679265458
  4. Asad Akbar, DPMPodiatrist1851978258
  5. Yahya Al-Mezrakchi, MDHospitalist Physician1932594603
  6. Nicole Alex, APRNNurse Practitioner1497424527

Verify Sean J. McKeon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 044141
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Radiologic Associates OF Middletown PCMiddletown, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sean J. McKeon among 619 diagnostic radiology physician records in Connecticut

Sean J. McKeon, M.D. is one of 619 diagnostic radiology physician records with a practice address in Connecticut. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 28% of them.

  • NPI issued2006 · 28% of these records are older, 45% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2000 · median 2003 among the 432 with a school on file
  • Record last updated2007 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

78 diagnostic radiology physician records list a practice address in Hartford

They are 78 of the 6,317 NPPES records with a practice address in Hartford, and 619 diagnostic radiology physician records in Connecticut.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Michael Biondi, M.D.Hartford, CT 061051972578763
  2. Robert Feld, M.D.Hartford, CT 061051558357129
  3. Michael Firestone, M.D.Hartford, CT 061051558357137
  4. Jonathan Getz, M.D.Hartford, CT 061051619963857
  5. Pupinder Jaswal, M.D.Hartford, CT 061051821084336
  6. Edward Milikow, M.D.Hartford, CT 061051205822608
  7. Peter Morrison, M.D.Hartford, CT 061051902892011
  8. Pongsa-Pyn Muangman, M.D.Hartford, CT 061051841286168

Common questions

What is Sean J. McKeon, M.D.'s NPI number?

Sean J. McKeon, M.D.'s National Provider Identifier (NPI) is 1205854429, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sean J. McKeon, M.D. located?

The NPPES record lists a practice address at 114 Woodland St, Hartford, CT, 06105. Phone: (860) 714-4830. Providers update this record themselves, so call before visiting.

How can I verify Sean J. McKeon, M.D.'s license?

NPPES lists Connecticut license number 044141, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it 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.