NPPES file of Aug 9, 2026

Rosalynn Kim Nguyen, DO

Surgery Physician · Arlington, WA

Rosalynn Kim Nguyen, DO is a surgery physician with a practice address in Arlington, Washington, and NPI 1265992028, issued on Mar 20, 2019. Check the license (Washington OP61568448, 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
1265992028
Name
Rosalynn Kim Nguyen
Credential
DO
Primary taxonomy
Surgery Physician 208600000X
License number
OP61568448 WA
Self-reported in NPPES; status is on the state search
Practice location
328 S Stillaguamish Ave, Arlington, WA 98223
Phone
(360) 435-6097
Enumerated
Mar 20, 2019
Record last updated
Sep 10, 2024
Fax
(360) 848-4565
Medicare enrollment
Enrolled (PECOS I20240920002718); accepts Medicare assignment
Medical or professional school
Pacific Nw Un Of Hs, Col Of Osteopathic Medicine, 2019
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 328 S Stillaguamish Ave

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

  1. Amy Brookman, PA-CSurgical Physician Assistant1871106187
  2. Edward Eissmann, MDOrthopaedic Surgery Physician1558466029
  3. Loren Johnson, PTPhysical Therapist1518068774
  4. Rodney Johnson, M.D.Orthopaedic Surgery Physician1962462358
  5. Patris Marandi, MDSurgery Physician1922055581
  6. Paul NaumannOrthopaedic Surgery Physician1639391501

Verify Rosalynn Kim Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP61568448
    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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48% fewer Medicare Part D claims than the average surgery physician in 2024

76 Medicare Part D claims for 43 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Rosalynn Nguyen76
  2. Specialty average147

Most prescribed

  1. Oxycodone Hcl24 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.

Bills Medicare through one group practice

  1. Public Hospital Dist NO 1 SkagitArlington, WA

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

Rosalynn Kim Nguyen among 791 surgery physician records in Washington

Rosalynn Kim Nguyen, DO is one of 791 surgery physician records with a practice address in Washington. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 88% of them.

  • NPI issued2019 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2019 · median 2006 among the 439 with a school on file
  • Record last updated2024 · 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 208600000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Washington

There are 791 surgery physician records in Washington.

The 8 surgery physician records with the nearest ZIP codes

  1. James Barger, DOArlington, WA 982231861733172
  2. Robert Dragotti, D.O.Arlington, WA 982231801107990
  3. Patris Marandi, MDArlington, WA 982231922055581
  4. Monroe Whitman, M.D.Arlington, WA 982231346248861
  5. Xue Zeng, MDArlington, WA 982231558725507
  6. Rodger Althoff, MDAnacortes, WA 982211417906991
  7. Barbara Bachman, MDBellingham, WA 982251437150224
  8. Mark Donovan, MDAnacortes, WA 982211457695546

Common questions

What is Rosalynn Kim Nguyen, DO's NPI number?

Rosalynn Kim Nguyen, DO's National Provider Identifier (NPI) is 1265992028, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Rosalynn Kim Nguyen, DO located?

The NPPES record lists a practice address at 328 S Stillaguamish Ave, Arlington, WA, 98223. Phone: (360) 435-6097. Providers update this record themselves, so call before visiting.

How can I verify Rosalynn Kim Nguyen, DO's license?

NPPES lists Washington license number OP61568448, 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 Rosalynn Kim Nguyen, DO prescribe under Medicare Part D?

In 2024, Rosalynn Kim Nguyen, DO had 76 Medicare Part D claims for 43 beneficiaries; the average among surgery physician prescribers was 147. 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.