Anthony James Musielewicz, M.D.
Emergency Medicine Physician · Tonasket, WA
Anthony James Musielewicz, M.D. is an emergency medicine physician with a practice address in Tonasket, Washington, and NPI 1326181298, issued on Feb 14, 2007. Check the license (Washington MD61351453, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Anthony James Musielewicz
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MD61351453 WA
Self-reported in NPPES; status is on the state search - Practice location
- 126 S Whitcomb Ave, Tonasket, WA 98855
- Enumerated
- Feb 14, 2007
- Record last updated
- Jul 24, 2023
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,459 in Washington → Look up another NPI →
Verify Anthony James Musielewicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61351453Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% fewer Medicare Part D claims than the average emergency medicine physician in 2024
206 Medicare Part D claims for 139 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Prednisone29 claims
- Ondansetron Odt14 claims
- Hydrocodone-Acetaminophen13 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.
Anthony James Musielewicz among 1,459 emergency medicine physician records in Washington
Anthony James Musielewicz, M.D. 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 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2023 · 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).
2 emergency medicine physician records list a practice address in Tonasket
They are 2 of the 83 NPPES records with a practice address in Tonasket, and 1,459 emergency medicine physician records in Washington.
All 1,459 in Washington → Every provider in Tonasket → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- John Bennett, MDTonasket, WA 988551558385666
- Bradley Craig, M.D.Omak, WA 988411790737310
- Ronald McCluskey, DOOmak, WA 988411861420085
- Larry Smith, D.O.Omak, WA 988411639131386
- Erik Arnits, D.OMoses Lake, WA 988371922534437
- Charlie Beaupied, M.D.Moses Lake, WA 988371780047738
- Bo Beus, MDMoses Lake, WA 988371477842268
- Frank Cruz, MDMoses Lake, WA 988371558318931
Common questions
What is Anthony James Musielewicz, M.D.'s NPI number?
Anthony James Musielewicz, M.D.'s National Provider Identifier (NPI) is 1326181298, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Anthony James Musielewicz, M.D. located?
The NPPES record lists a practice address at 126 S Whitcomb Ave, Tonasket, WA, 98855. Providers update this record themselves, so call before visiting.
How can I verify Anthony James Musielewicz, M.D.'s license?
NPPES lists Washington license number MD61351453, 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 Anthony James Musielewicz, M.D. prescribe under Medicare Part D?
In 2024, Anthony James Musielewicz, M.D. had 206 Medicare Part D claims for 139 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.