NPPES file of Aug 9, 2026

Brett A. Greenburg, PA-C

Medical Physician Assistant · Moses Lake, WA

Brett A. Greenburg, PA-C is a medical physician assistant with a practice address in Moses Lake, Washington, and NPI 1427459874, issued on Sep 4, 2014. Check the license (Washington PA60501347, 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
1427459874
Name
Brett A. Greenburg
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
PA60501347 WA
Self-reported in NPPES; status is on the state search
Practice location
605 S Coolidge St, Moses Lake, WA 98837
Phone
(509) 765-0674
Enumerated
Sep 4, 2014
Record last updated
Sep 4, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20141208000864); 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 605 S Coolidge St

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

  1. Mary Aardal, R.D.Registered Dietitian1659570489
  2. Melissa Almond, PA-CPhysician Assistant1770093304
  3. Tyson AndelinPhysician Assistant1508343732
  4. Sandy Anderson, DHDental Hygienist1235320763
  5. Eric Aronsohn, PA-CMedical Physician Assistant1336229152
  6. Julia Austin, RNCase Manager/Care Coordinator1760669527

Verify Brett A. Greenburg 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 PA60501347
    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

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79% fewer Medicare Part D claims than the average medical physician assistant in 2024

238 Medicare Part D claims for 144 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Brett Greenburg238
  2. Specialty average1,148

Most prescribed

  1. Prednisone15 claims
  2. Fluticasone Propionate12 claims
  3. Amlodipine Besylate11 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. Moses Lake Community Health CenterQuincy, WA

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

Brett A. Greenburg among 1,068 medical physician assistant records in Washington

Brett A. Greenburg, PA-C is one of 1,068 medical physician assistant records with a practice address in Washington. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 67% of them.

  • NPI issued2014 · 67% of these records are older, 28% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2014 · median 2013 among the 581 with a school on file
  • Record last updated2014 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 medical physician assistant records list a practice address in Moses Lake

They are 17 of the 901 NPPES records with a practice address in Moses Lake, and 1,068 medical physician assistant records in Washington.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Eric Aronsohn, PA-CMoses Lake, WA 988371336229152
  2. Annalee Brown, PA-CMoses Lake, WA 988371285661884
  3. John Browne, PA-CMoses Lake, WA 988371457574915
  4. Anthony Chambers, PA-CMoses Lake, WA 988371881621514
  5. Donna Dabney, PAMoses Lake, WA 988371851471361
  6. Robert Ebel, PA-CMoses Lake, WA 988371588744312
  7. Tracy Estrellado, PA-CMoses Lake, WA 988371083645733
  8. Jose Estrellado, PA-CMoses Lake, WA 988371306871124

Common questions

What is Brett A. Greenburg, PA-C's NPI number?

Brett A. Greenburg, PA-C's National Provider Identifier (NPI) is 1427459874, issued on Sep 4, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Brett A. Greenburg, PA-C located?

The NPPES record lists a practice address at 605 S Coolidge St, Moses Lake, WA, 98837. Phone: (509) 765-0674. Providers update this record themselves, so call before visiting.

How can I verify Brett A. Greenburg, PA-C's license?

NPPES lists Washington license number PA60501347, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Brett A. Greenburg, PA-C prescribe under Medicare Part D?

In 2024, Brett A. Greenburg, PA-C had 238 Medicare Part D claims for 144 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.