Troy J. Markus, D.O.
Emergency Medicine Physician · Mount Vernon, WA
Troy J. Markus, D.O. is an emergency medicine physician with a practice address in Mount Vernon, Washington, and NPI 1588862007, issued on Jul 5, 2007. Check the license (Washington OP60067007, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Troy J. Markus
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- OP60067007 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1415 E. Kincaid Street, Mount Vernon, WA 98274
- Phone
- (360) 424-4111
- Enumerated
- Jul 5, 2007
- Record last updated
- Mar 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20100703000019); accepts Medicare assignment
- Medical or professional school
- Arizona College Of Osteopathic Medicine Mid Western University, 2007
- Entity
- Type 1 · individual
Also registered at 1415 E. Kincaid Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dmitry Feldman, DOInternal Medicine Physician1629247689
- Malik Fuimaono, MDInternal Medicine Physician1487884573
- Thomas George, M.D.Internal Medicine Physician1952361727
- Karen Gilbert, ARNPNurse Practitioner1396821401
- Shawna Laursen, MDEmergency Medicine Physician1528137908
- Christopher Roberts, M.D.Emergency Medical Services (Emergency Medicine) Physician1801805684
Verify Troy J. Markus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP60067007Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% more Medicare Part D claims than the average emergency medicine physician in 2024
304 Medicare Part D claims for 216 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 53 claims were for opioids.
Most prescribed
- Cephalexin41 claims
- Ondansetron Odt34 claims
- Hydrocodone-Acetaminophen28 claims
- Oxycodone Hcl23 claims
- Prednisone16 claims
- Amoxicillin-Clavulanate Potass15 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
- Northwest Emergency Physicians LLCMount Vernon, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
25 emergency medicine physician records list a practice address in Mount Vernon
They are 25 of the 1,500 NPPES records with a practice address in Mount Vernon, and 1,459 emergency medicine physician records in Washington.
All 25 in Mount Vernon → All 1,459 in Washington → Every provider in Mount Vernon →
Other emergency medicine physician records in Washington
- Jeffrey AbrahamsGig Harbor, WA1306802558
- Amer Abu-KwaikYakima, WA1982308672
- Henry Ackerman, MDEverett, WA1649965682
- Colm Acuff, DOEnumclaw, WA1487605671
- Jan Adams, MDPort Angeles, WA1548221096
- Adeyinka Adedipe, M.D.Seattle, WA1942272984
- Robert Adelman, MDEdmonds, WA1376585414
- Angus Agnew, M.D.Tacoma, WA1497140206
- Meghan Ahearn, M.D.Port Angeles, WA1568754943
- Alec Ajhar, DOTacoma, WA1659930733
Common questions
What is Troy J. Markus, D.O.'s NPI number?
Troy J. Markus, D.O.'s National Provider Identifier (NPI) is 1588862007, issued on Jul 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Troy J. Markus, D.O. located?
The NPPES record lists a practice address at 1415 E. Kincaid Street, Mount Vernon, WA, 98274. Phone: (360) 424-4111. Providers update this record themselves, so call before visiting.
How can I verify Troy J. Markus, D.O.'s license?
NPPES lists Washington license number OP60067007, 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 Troy J. Markus, D.O. prescribe under Medicare Part D?
In 2024, Troy J. Markus, D.O. had 304 Medicare Part D claims for 216 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.