Mark W. Mashita, PA-C
Surgical Physician Assistant · Everett, WA
Mark W. Mashita, PA-C is a surgical physician assistant with a practice address in Everett, Washington, and NPI 1245412535, issued on Nov 29, 2007. Check the license (Washington PA10005281, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark W. Mashita
- Credential
- PA-C
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- PA10005281 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 Pacific Ave Ste 300, Everett, WA 98201
- Phone
- (425) 339-2433
- Enumerated
- Nov 29, 2007
- Record last updated
- Apr 15, 2024
- Fax
- (425) 339-8273
- Medicaid ID
- 2012654 WA
- Medicare enrollment
- Enrolled (PECOS I20071211000218); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1100 Pacific Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Siddharth Bhola, MDOrthopaedic Surgery Physician1770897589
- Arjun Cheema, PA-CSurgical Physician Assistant1568289643
- Alexander Higgins, DOOrthopaedic Surgery Physician1538665443
- Katherine King, PA-CSurgical Physician Assistant1386355428
- Robin Madsen, MDOrthopaedic Surgery Physician1972550556
- Thomas Mitchell, MDOrthopaedic Surgery Physician1639631666
Verify Mark W. Mashita in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PA10005281Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
40% more Medicare Part D claims than the average surgical physician assistant in 2024
426 Medicare Part D claims for 153 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 143 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen96 claims
- Ondansetron Odt93 claims
- Hydroxyzine Pamoate73 claims
- Meloxicam42 claims
- Hydrocodone-Acetaminophen31 claims
- Amoxicillin14 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.
Industry payments in 2024: $5,118.71
23 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, Inc. The 7,578 providers of this specialty with any payment received $703.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Proliance Surgeons Inc P SEverett, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Surgical Physician Assistant providers in Washington
There are 609 surgical physician assistant records in Washington.
Other surgical physician assistant records in Washington
- Elizabeth Abecassis, PA-CPuyallup, WA1669708277
- Lynn Adraincem, PA-CIssaquah, WA1730439456
- Krystle Agtarap, PAOlympia, WA1972907590
- Carlos Aguero, P.A.Mount Vernon, WA1598707218
- Steven Alcocer, PA-CMount Vernon, WA1891014502
- Aleisha Allen, PA-CMount Vernon, WA1700520087
- Jillanna Allen, PA-C, MS, ATC/LWenatchee, WA1891761177
- Nathan Ambrose, PA-CVancouver, WA1285229500
- Charles Anderegg, PACShelton, WA1124056437
- Brooke Angelo, PA-CRenton, WA1477096535
Common questions
What is Mark W. Mashita, PA-C's NPI number?
Mark W. Mashita, PA-C's National Provider Identifier (NPI) is 1245412535, issued on Nov 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark W. Mashita, PA-C located?
The NPPES record lists a practice address at 1100 Pacific Ave Ste 300, Everett, WA, 98201. Phone: (425) 339-2433. Providers update this record themselves, so call before visiting.
How can I verify Mark W. Mashita, PA-C's license?
NPPES lists Washington license number PA10005281, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Mark W. Mashita, PA-C prescribe under Medicare Part D?
In 2024, Mark W. Mashita, PA-C had 426 Medicare Part D claims for 153 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.