NPPES file of Aug 9, 2026

Aaron P. Brown, M.D.

Radiation Oncology Physician · Everett, WA

Aaron P. Brown, M.D. is a radiation oncology physician with a practice address in Everett, Washington, and NPI 1720401946, issued on Jan 23, 2014. Check the license (Washington MD60446485, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720401946
Name
Aaron P. Brown
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
MD60446485 WA
Self-reported in NPPES; status is on the state search
Practice location
1717 13TH St Ste 200, Everett, WA 98201
Phone
(425) 297-5590
Enumerated
Jan 23, 2014
Record last updated
Feb 24, 2026
Fax
(425) 297-5595
Medicare enrollment
Enrolled (PECOS I20140617002338); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 2009
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 1717 13TH St Ste 200

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

  1. Bsharon Jenson, M.D.Specialist1740239904
  2. Darren Little, M.D.Radiation Oncology Physician1639137342
  3. William Wisbeck, M.D.Radiation Oncology Physician1659339356

Verify Aaron P. Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60446485
    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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54% more Medicare Part D claims than the average radiation oncology physician in 2024

206 Medicare Part D claims for 60 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Aaron Brown206
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl116 claims
  2. Oxycodone Hcl20 claims
  3. Warfarin Sodium20 claims
  4. Lidocaine Hcl Viscous16 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 91.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Northwest Washington Radiation OncologyEverett, WA

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

Radiation Oncology Physician providers in Washington

There are 198 radiation oncology physician records in Washington.

Other radiation oncology physician records in Washington

  1. Bryan Ager, MDSpokane, WA1306231907
  2. Ahsen Ahmed, MDSeattle, WA1417510900
  3. Saif Aljabab, MBBSSeattle, WA1720512296
  4. Gregory Allen, M.D., PHDLacey, WA1508817404
  5. Smith Apisarnthanarax, MDSeattle, WA1184839722
  6. Andrea Arnett, M.D., PH.D.Bellingham, WA1316280431
  7. Andrew Barbour, M.D., PHDKirkland, WA1720605306
  8. Todd Barnett, M.D.Seattle, WA1629091483
  9. Kenneth Bergman, MDGig Harbor, WA1669443032
  10. Herbert Berry, M.D.Seattle, WA1720356090

Common questions

What is Aaron P. Brown, M.D.'s NPI number?

Aaron P. Brown, M.D.'s National Provider Identifier (NPI) is 1720401946, issued on Jan 23, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Aaron P. Brown, M.D. located?

The NPPES record lists a practice address at 1717 13TH St Ste 200, Everett, WA, 98201. Phone: (425) 297-5590. Providers update this record themselves, so call before visiting.

How can I verify Aaron P. Brown, M.D.'s license?

NPPES lists Washington license number MD60446485, 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 Aaron P. Brown, M.D. prescribe under Medicare Part D?

In 2024, Aaron P. Brown, M.D. had 206 Medicare Part D claims for 60 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Aaron P. Brown, M.D.'s MIPS final score?

The 2023 MIPS final score is 91.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.