NPPES file of Aug 9, 2026

Tristan Richard Osborn, MD

Hospitalist Physician · Kirkland, WA

Tristan Richard Osborn, MD is a hospitalist physician with a practice address in Kirkland, Washington, and NPI 1386843969, issued on Jul 13, 2007. Check the license (Washington MD60150566, 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
1386843969
Name
Tristan Richard Osborn
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
MD60150566 WA
Self-reported in NPPES; status is on the state search
Practice location
12040 NE 128TH St # MS 105, Kirkland, WA 98034
Phone
(425) 899-2560
Enumerated
Jul 13, 2007
Record last updated
Jul 12, 2023
Fax
(425) 899-2079
Medicaid ID
1386843969 WA
Medicare enrollment
Enrolled (PECOS I20111102000948); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2007
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 12040 NE 128TH St # MS 105

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

  1. David Baker, MDInternal Medicine Physician1750467551
  2. Danika Bethune, MDInternal Medicine Physician1821792888
  3. Mark Connor, M.D.Hospitalist Physician1801244462
  4. Kelly FujikawaHospitalist Physician1972987691
  5. Laura Johnson, MDHospice and Palliative Medicine (Internal Medicine) Physician1851373799
  6. Shaunie Keys, M.D.Obstetrics & Gynecology Physician1235246562

Verify Tristan Richard Osborn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60150566
    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.

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80% fewer Medicare Part D claims than the average hospitalist physician in 2024

104 Medicare Part D claims for 38 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Tristan Osborn104
  2. Specialty average521

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.

Bills Medicare through one group practice

  1. King County Public Hospital District NO 2Kirkland, WA

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

Hospitalist Physician providers in Washington

There are 793 hospitalist physician records in Washington.

Other hospitalist physician records in Washington

  1. Fnu Aakash, MDRichland, WA1124713771
  2. Barry Aaronson, MDSeattle, WA1952418345
  3. Kathleen Abbasi, D.O.Vancouver, WA1215137450
  4. Collette AbbottSeattle, WA1306208293
  5. Jesse Abbott Klafter, M.D.Renton, WA1225394935
  6. Ryan Abe, MDSeattle, WA1548766884
  7. Bushra Abid, MDSeattle, WA1659534469
  8. Wesley Ablemona, M.D.Richland, WA1881004521
  9. Andrew AbovianWenatchee, WA1669909107
  10. Rachel Abramson, MDSeattle, WA1396449187

Common questions

What is Tristan Richard Osborn, MD's NPI number?

Tristan Richard Osborn, MD's National Provider Identifier (NPI) is 1386843969, issued on Jul 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Tristan Richard Osborn, MD located?

The NPPES record lists a practice address at 12040 NE 128TH St # MS 105, Kirkland, WA, 98034. Phone: (425) 899-2560. Providers update this record themselves, so call before visiting.

How can I verify Tristan Richard Osborn, MD's license?

NPPES lists Washington license number MD60150566, 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 Tristan Richard Osborn, MD prescribe under Medicare Part D?

In 2024, Tristan Richard Osborn, MD had 104 Medicare Part D claims for 38 beneficiaries; the average among hospitalist physician prescribers was 521. 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.