Nathaniel Dueker, MD
Diagnostic Radiology Physician · Norwich, CT
Nathaniel Dueker, MD is a diagnostic radiology physician with a practice address in Norwich, Connecticut, and NPI 1588711451, issued on Jan 4, 2007. Check the license (Connecticut 46298, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Nathaniel Dueker
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 46298 CT
Self-reported in NPPES; status is on the state search - Practice location
- 326 Washington St, Norwich, CT 06360
- Phone
- (860) 889-8331
- Enumerated
- Jan 4, 2007
- Record last updated
- Apr 19, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080709000683); may accept Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 619 in Connecticut → Look up another NPI →
Also registered at 326 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nathaniel Dueker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 46298Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 83.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 4 group practices
- Diagnostic Imaging Services OF CT LLCNorwich, CT
- Meriden Imaging Center IncWallingford, CT
- Midstate Radiology Associates LLCCheshire, CT
- Starling Physicians, PLLCNewington, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathaniel Dueker among 619 diagnostic radiology physician records in Connecticut
Nathaniel Dueker, MD 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 2007, is newer than 55% of them.
- NPI issued2007 · 55% of these records are older, 41% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2002 · median 2003 among the 432 with a school on file
- Record last updated2011 · 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).
13 diagnostic radiology physician records list a practice address in Norwich
They are 13 of the 1,431 NPPES records with a practice address in Norwich, and 619 diagnostic radiology physician records in Connecticut.
All 619 in Connecticut → Every provider in Norwich → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- James Burch, MDNorwich, CT 063601801880364
- Felicia Cuomo, MDNorwich, CT 063601518953322
- Ajay Dalal, M.D.Norwich, CT 063601093710782
- William Donovan, MDNorwich, CT 063601689660490
- Daniel Gilmartin, M.D.Norwich, CT 063601760581680
- Michael Greenaway, MDNorwich, CT 063601104812890
- Phillip Kohanski, MDNorwich, CT 063601578559225
- Elcon Levinson, MDNorwich, CT 063601861584997
Common questions
What is Nathaniel Dueker, MD's NPI number?
Nathaniel Dueker, MD's National Provider Identifier (NPI) is 1588711451, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Nathaniel Dueker, MD located?
The NPPES record lists a practice address at 326 Washington St, Norwich, CT, 06360. Phone: (860) 889-8331. Providers update this record themselves, so call before visiting.
How can I verify Nathaniel Dueker, MD's license?
NPPES lists Connecticut license number 46298, 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.
What is Nathaniel Dueker, MD's MIPS final score?
The 2023 MIPS final score is 83.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.