NPPES file of Aug 9, 2026

Katrina Roys, PA

Physician Assistant · Arlington, WA

Katrina Roys, PA is a physician assistant with a practice address in Arlington, Washington, and NPI 1992286181, issued on Aug 24, 2018. Check the license (Washington PA60901084, as entered in NPPES) with the Washington board that licenses this profession; 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
1992286181
Name
Katrina Roys
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA60901084 WA
Self-reported in NPPES; status is on the state search
Practice location
875 Wesley St Ste 250, Arlington, WA 98223
Phone
(360) 435-2233
Enumerated
Aug 24, 2018
Record last updated
Jul 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190215000643); accepts Medicare assignment
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 875 Wesley St Ste 250

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

  1. Ann Begert, M.D.Family Medicine Physician1538265103
  2. Lisa Biehl, ARNPNurse Practitioner1376622852
  3. James Fletcher, M.D.Family Medicine Physician1407935091
  4. David Janeway, M.D.Family Medicine Physician1821177437
  5. Whitney Keiffer-Sharp, DOFamily Medicine Physician1447991419
  6. Suhyl Mohebi, PA-CPhysician Assistant1821622887

Verify Katrina Roys in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license PA60901084
    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
Find 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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3.2 times the Medicare Part D claims of the average physician assistant in 2024

2,632 Medicare Part D claims for 239 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 90 claims were for opioids.

  1. Katrina Roys2,632
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium229 claims
  2. Lisinopril140 claims
  3. Metformin Hcl111 claims
  4. Amlodipine Besylate90 claims
  5. Levothyroxine Sodium68 claims
  6. Trazodone Hcl66 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.

Industry payments in 2024: $80.79

2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katrina Roys$80.79
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Western Washington Medical Group Inc PSEverett, WA

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

Katrina Roys among 3,718 physician assistant records in Washington

Katrina Roys, PA is one of 3,718 physician assistant records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 63% of them.

  • NPI issued2018 · 63% of these records are older, 32% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2018 · median 2017 among the 2,460 with a school on file
  • Record last updated2021 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 physician assistant records list a practice address in Arlington

They are 10 of the 741 NPPES records with a practice address in Arlington, and 3,718 physician assistant records in Washington.

The 8 physician assistant records with the nearest ZIP codes

  1. Abbey BartonArlington, WA 982231700526688
  2. Anne Herbert, PA-CArlington, WA 982231992782957
  3. Brandon Isaacson, PHYSICIAN ASSISTANTArlington, WA 982231396529939
  4. Anna Mellem, PA-CArlington, WA 982231649139866
  5. Suhyl Mohebi, PA-CArlington, WA 982231821622887
  6. Nathanael RussellArlington, WA 982231912354119
  7. Caroline Stampfli, PA-CArlington, WA 982231619056231
  8. Kristin StitesArlington, WA 982231902522543

Common questions

What is Katrina Roys, PA's NPI number?

Katrina Roys, PA's National Provider Identifier (NPI) is 1992286181, issued on Aug 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Katrina Roys, PA located?

The NPPES record lists a practice address at 875 Wesley St Ste 250, Arlington, WA, 98223. Phone: (360) 435-2233. Providers update this record themselves, so call before visiting.

How can I verify Katrina Roys, PA's license?

NPPES lists Washington license number PA60901084, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Katrina Roys, PA prescribe under Medicare Part D?

In 2024, Katrina Roys, PA had 2,632 Medicare Part D claims for 239 beneficiaries; the average among physician assistant prescribers was 830. 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.