Registry data as of Aug 27, 2026

John Loudon, PA-C

Physician Assistant · Cheney, WA

John Loudon, PA-C is a physician assistant with a practice address in Cheney, Washington, and NPI 1538171707, issued on Aug 13, 2006. Check the license (Washington PA10003788, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1538171707
Name
John Loudon
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA10003788 WA
Self-reported in NPPES; status is on the state search
Practice location
19 N 7TH St, Cheney, WA 99004
Phone
(509) 838-2531
Enumerated
Aug 13, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 19 N 7TH St

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

  1. Charles Hough, MDFamily Medicine Physician1811989163
  2. Tom Koeske, MDFamily Medicine Physician1952393639
  3. Melissa Norton, PA-CPhysician Assistant1841283157
  4. Matthew Pippenger, PA-CStudent in an Organized Health Care Education/Training Program1023410305
  5. Patricia Seebeck, RDRegistered Dietitian1033139654
  6. Jonathan Staben, MDFamily Medicine Physician1720071889

Verify John Loudon 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 PA10003788
    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.

62% fewer Medicare Part D claims than the average physician assistant in 2024

317 Medicare Part D claims for 92 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D.

  1. John Loudon317
  2. Specialty average832

Most prescribed

  1. Atorvastatin Calcium21 claims
  2. Lisinopril14 claims
  3. Metoprolol Succinate13 claims
  4. Levothyroxine Sodium11 claims
  5. Losartan Potassium11 claims
  6. Rosuvastatin Calcium11 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.

6 physician assistant records list a Cheney practice address

They are 6 of the 225 NPPES records with a Cheney practice address, and 3,517 physician assistant records in Washington.

Other physician assistant records in Washington

  1. Eric Abarr, PA-CMarysville, WA1598655292
  2. Ahmed Abdelshafy, PA-CCheney, WA1457029795
  3. Sihaam AbdiShoreline, WA1801758289
  4. Nicole Abdullah, PAWenatchee, WA1285032268
  5. Kimberly Abella-Cree, PA-CYakima, WA1548514292
  6. Buddhika AbeyratneOak Harbor, WA1104369560
  7. Danielle Abrass, PA-CSeattle, WA1184140717
  8. Abraham Abu, PA-CSeattle, WA1710036587
  9. Alvin AbuegEverett, WA1396132015
  10. Aaron Adam, PA-CVancouver, WA1447543459

Common questions

What is John Loudon, PA-C's NPI number?

John Loudon, PA-C's National Provider Identifier (NPI) is 1538171707, issued on Aug 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Loudon, PA-C located?

The NPPES record lists a practice address at 19 N 7TH St, Cheney, WA, 99004. Phone: (509) 838-2531. Providers update this record themselves, so call before visiting.

How can I verify John Loudon, PA-C's license?

NPPES lists Washington license number PA10003788, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does John Loudon, PA-C prescribe under Medicare Part D?

In 2024, John Loudon, PA-C had 317 Medicare Part D claims for 92 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.