NPPES file of Aug 9, 2026

Nkeiruka C. Duze, MD

Internal Medicine Physician · Seattle, WA

Nkeiruka C. Duze, MD is an internal medicine physician with a practice address in Seattle, Washington, and NPI 1629112024, issued on Feb 18, 2007. Check the license (Washington MD60074694, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629112024
Name
Nkeiruka C. Duze
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD60074694 WA
Self-reported in NPPES; status is on the state search
Practice location
1100 9TH Ave, Seattle, WA 98101
Phone
(206) 583-2299
Enumerated
Feb 18, 2007
Record last updated
Mar 18, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid ID
8554586 WA
Medicare enrollment
Enrolled (PECOS I20091019000448); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 2006
Telehealth
Offers telehealth (CMS)
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 1100 9TH Ave

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

  1. Barry Aaronson, MDHospitalist Physician1952418345
  2. David Aboulafia, MDHematology & Oncology Physician1043269392
  3. Deborah Abrams, M.D.Hematology & Oncology Physician1902974835
  4. Alvin Aceron, ARNPAdult Health Nurse Practitioner1639488562
  5. Ream AdeebAdult Health Nurse Practitioner1760868855
  6. Steven Adler, MDDiagnostic Ultrasound Physician1639108046

Verify Nkeiruka C. Duze in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60074694
    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

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74% fewer Medicare Part D claims than the average internal medicine physician in 2024

818 Medicare Part D claims for 106 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Nkeiruka Duze818
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium49 claims
  2. Gabapentin41 claims
  3. Rosuvastatin Calcium41 claims
  4. Amlodipine Besylate36 claims
  5. Losartan Potassium33 claims
  6. Alendronate Sodium32 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital affiliation

  1. Virginia Mason Medical CenterIssaquah, WA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Nkeiruka C. Duze among 3,079 internal medicine physician records in Washington

Nkeiruka C. Duze, MD is one of 3,079 internal medicine physician records with a practice address in Washington. 75% 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 45% of them.

  • NPI issued2007 · 45% of these records are older, 46% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2006 · median 2006 among the 1,852 with a school on file
  • Record last updated2015 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

821 internal medicine physician records list a practice address in Seattle

They are 821 of the 41,956 NPPES records with a practice address in Seattle, and 3,079 internal medicine physician records in Washington.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lesley Althouse, MDSeattle, WA 981011669402608
  2. Leslie Bailey, M.D.Seattle, WA 981011255366613
  3. A Bender, MDSeattle, WA 981011265462634
  4. Christopher Carlsten, MDSeattle, WA 981011891734208
  5. Stephan Fihn, MDSeattle, WA 981011225098320
  6. Richard Furlong, MDSeattle, WA 981011457370777
  7. Carrie Horwitch, MDSeattle, WA 981011477574325
  8. Paul Kassab, MDSeattle, WA 981011740287275

Common questions

What is Nkeiruka C. Duze, MD's NPI number?

Nkeiruka C. Duze, MD's National Provider Identifier (NPI) is 1629112024, issued on Feb 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Nkeiruka C. Duze, MD located?

The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 583-2299. Providers update this record themselves, so call before visiting.

How can I verify Nkeiruka C. Duze, MD's license?

NPPES lists Washington license number MD60074694, 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.

How much does Nkeiruka C. Duze, MD prescribe under Medicare Part D?

In 2024, Nkeiruka C. Duze, MD had 818 Medicare Part D claims for 106 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.