NPPES file of Aug 9, 2026

Steven Bruce Dunning, MD

Internal Medicine Physician · Mercer Island, WA

Steven Bruce Dunning, MD is an internal medicine physician with a practice address in Mercer Island, Washington, and NPI 1083941405, issued on Nov 5, 2009. Check the license (Washington 18329, 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
1083941405
Name
Steven Bruce Dunning
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
18329 WA
Self-reported in NPPES; status is on the state search
Practice location
3016 78TH Ave SE, Mercer Island, WA 98040
Phone
(206) 232-4588
Enumerated
Nov 5, 2009
Record last updated
Nov 5, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(206) 236-9009
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

Verify Steven Bruce Dunning in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license 18329
    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.

Steven Bruce Dunning among 3,079 internal medicine physician records in Washington

Steven Bruce Dunning, 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 not. Its NPI, issued in 2009, is newer than 58% of them.

  • NPI issued2009 · 58% of these records are older, 38% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2009 · 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).

13 internal medicine physician records list a practice address in Mercer Island

They are 13 of the 331 NPPES records with a practice address in Mercer Island, and 3,079 internal medicine physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Martin Gelfand, M.D.Mercer Island, WA 980401609299841
  2. Rutherford Hayes, MDMercer Island, WA 980401811072614
  3. Daniel Kent, M.D.Mercer Island, WA 980401184743809
  4. Keith Luther, MDMercer Island, WA 980401912001652
  5. James Martin, MDMercer Island, WA 980401881681369
  6. Linda Rosenstock, MDMercer Island, WA 980401275803157
  7. Leonard Rosoff, M.D.Mercer Island, WA 980401730533001
  8. Alexandra Styhl, MDMercer Island, WA 980401689254500

Common questions

What is Steven Bruce Dunning, MD's NPI number?

Steven Bruce Dunning, MD's National Provider Identifier (NPI) is 1083941405, issued on Nov 5, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Steven Bruce Dunning, MD located?

The NPPES record lists a practice address at 3016 78TH Ave SE, Mercer Island, WA, 98040. Phone: (206) 232-4588. Providers update this record themselves, so call before visiting.

How can I verify Steven Bruce Dunning, MD's license?

NPPES lists Washington license number 18329, 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.

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.