NPPES file of Aug 9, 2026

Joseph G. Duffy, M.D.

Diagnostic Radiology Physician · Bellevue, WA

Joseph G. Duffy, M.D. is a diagnostic radiology physician with a practice address in Bellevue, Washington, and NPI 1639220155, issued on Jan 12, 2007. Check the license (Washington MD00017000, as entered in NPPES) on the Washington Medical Commission; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1639220155
Name
Joseph G. Duffy
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
MD00017000 WA
Self-reported in NPPES; status is on the state search
Practice location
11511 NE 10TH St, Bellevue, WA 98004
Phone
(425) 502-3000
Enumerated
Jan 12, 2007
Record last updated
Jun 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
8100026 WA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest diagnostic radiology physician records → All 1,041 in Washington → Look up another NPI →

Also registered at 11511 NE 10TH St

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

  1. Lisa AdamsPhysical Therapist1831295591
  2. Ali Alhusseini, MDInternal Medicine Physician1770840738
  3. Adrienne Anderson, LICSWClinical Social Worker1770142143
  4. Kate Andrews, P.A.Physician Assistant1295280782
  5. Aaron Apodaca, M.D.Hospitalist Physician1427115815
  6. Esther Argenyi, M.D.Diagnostic Radiology Physician1750425369

Verify Joseph G. Duffy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00017000    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 Washington 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Joseph G. Duffy among 1,041 diagnostic radiology physician records in Washington

Joseph G. Duffy, M.D. is one of 1,041 diagnostic radiology physician records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 38% newer
  • In a Medicare fileNo · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2021 · 59% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Washington

There are 1,041 diagnostic radiology physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,041 in Washington → Every provider in Bellevue → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Marita Acheson, M.D.Bellevue, WA 980041528087582
  2. Andrew Bronstein, M.D.Bellevue, WA 980041255423331
  3. Calixto Dimas, M.D.Bellevue, WA 980041043302136
  4. Brian Jacobs, MDBellevue, WA 980041932202330
  5. Bryan Leyton, M.D.Bellevue, WA 980041801860739
  6. Robert Liddell, M.D.Bellevue, WA 980041487676946
  7. Shane Macaulay, M.D.Bellevue, WA 980041255353710
  8. Stacie Mars, M.D.Bellevue, WA 980041083632913

Common questions

What is Joseph G. Duffy, M.D.'s NPI number?

Joseph G. Duffy, M.D.'s National Provider Identifier (NPI) is 1639220155, issued on Jan 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joseph G. Duffy, M.D. located?

The NPPES record lists a practice address at 11511 NE 10TH St, Bellevue, WA, 98004. Phone: (425) 502-3000. Providers update this record themselves, so call before visiting.

How can I verify Joseph G. Duffy, M.D.'s license?

NPPES lists Washington license number MD00017000, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.