NPPES file of Aug 9, 2026

Silas Wiefelspuett, MD

Emergency Medicine Physician · Republic, WA

Silas Wiefelspuett, MD is an emergency medicine physician with a practice address in Republic, Washington, and NPI 1821650391, issued on Jul 3, 2019. Check the license (Washington MD61182905, 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
1821650391
Name
Silas Wiefelspuett
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
MD61182905 WA
1908-R77732 AZ
Self-reported in NPPES; status is on the state search
Practice location
36 Klondike RD, Republic, WA 99166
Phone
(509) 775-3333
Enumerated
Jul 3, 2019
Record last updated
Sep 25, 2025
Medicare enrollment
Enrolled (PECOS I20230209003017); 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 36 Klondike RD

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

  1. Jeannette Bauer, APRN, FNPFamily Nurse Practitioner1952598427
  2. Annette Byrd, FNP-PPFamily Nurse Practitioner1316275340
  3. Mari Hunter, APN-CNurse Practitioner1255343141

Verify Silas Wiefelspuett in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD61182905
    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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25% fewer Medicare Part D claims than the average emergency medicine physician in 2024

169 Medicare Part D claims for 94 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Silas Wiefelspuett169
  2. Specialty average226

Most prescribed

  1. Methylprednisolone15 claims
  2. Amoxicillin-Clavulanate Potass13 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. Ferry County Public Hospital District NO 1Republic, WA

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

Silas Wiefelspuett among 1,459 emergency medicine physician records in Washington

Silas Wiefelspuett, MD is one of 1,459 emergency medicine physician records with a practice address in Washington. 74% 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 · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2019 · median 2010 among the 851 with a school on file
  • Record last updated2025 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 emergency medicine physician record lists a practice address in Republic

They are 1 of the 53 NPPES records with a practice address in Republic, and 1,459 emergency medicine physician records in Washington.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Stephen Bergmann, M.D.Pullman, WA 991631386604486
  2. Larry Brown, M.D.Pullman, WA 991631275593378
  3. Clifford Lightfoot, DOPullman, WA 991631700036084
  4. Peter Mikkelsen, M.D.Pullman, WA 991631790745792
  5. Gerardo Rodriquez, M.D.Pullman, WA 991631245299916
  6. Aaron Scott, MDPullman, WA 991631770571887
  7. Thomas Tobin, M.D.Ritzville, WA 991691194801589
  8. Gregory Wallis, DOPullman, WA 991631790308278

Common questions

What is Silas Wiefelspuett, MD's NPI number?

Silas Wiefelspuett, MD's National Provider Identifier (NPI) is 1821650391, issued on Jul 3, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Silas Wiefelspuett, MD located?

The NPPES record lists a practice address at 36 Klondike RD, Republic, WA, 99166. Phone: (509) 775-3333. Providers update this record themselves, so call before visiting.

How can I verify Silas Wiefelspuett, MD's license?

NPPES lists Washington license number MD61182905, 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 Silas Wiefelspuett, MD prescribe under Medicare Part D?

In 2024, Silas Wiefelspuett, MD had 169 Medicare Part D claims for 94 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.