Mason Kahiau Vegas, PA-C
Physician Assistant · Spokane, WA
Mason Kahiau Vegas, PA-C is a physician assistant with a practice address in Spokane, Washington, and NPI 1962162784, issued on Dec 20, 2021. Check the license (Washington PA61410449, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mason Kahiau Vegas
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA61410449 WA
Self-reported in NPPES; status is on the state search - Practice location
- 212 E Central Ave Ste 440, Spokane, WA 99208
- Phone
- (509) 252-1977
- Enumerated
- Dec 20, 2021
- Record last updated
- Nov 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20230425001204); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,718 in Washington → Look up another NPI →
Also registered at 212 E Central Ave Ste 440
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Roger Bentley, MDOrthopaedic Surgery Physician1174817258
- William Brown, MDFamily Medicine Physician1588734347
- Jeremiah Clinton, M.D.Orthopaedic Surgery Physician1578575734
- Emily Cooper, MDFamily Medicine Physician1881041432
- Brenden Cutter, DOOrthopaedic Surgery Physician1316434178
- Julia Doyle, ARNPNurse Practitioner1891767190
Verify Mason Kahiau Vegas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PA61410449Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average physician assistant in 2024
84 Medicare Part D claims for 38 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Meloxicam22 claims
- Prednisone11 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: $21.32
1 payment: food and beverage; the largest payer was Avanos Medical. The 64,719 providers of this specialty with any payment received $841.65 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
- Providence Health And Services WashingtonColville, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mason Kahiau Vegas among 3,718 physician assistant records in Washington
Mason Kahiau Vegas, PA-C is one of 3,718 physician assistant records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 77% of them.
- NPI issued2021 · 77% of these records are older, 17% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2021 · median 2017 among the 2,460 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
315 physician assistant records list a practice address in Spokane
They are 315 of the 14,049 NPPES records with a practice address in Spokane, and 3,718 physician assistant records in Washington.
All 3,718 in Washington → Every provider in Spokane → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Stacee Anderson, PA-CSpokane, WA 992081467438762
- Catherine Black, PA-CSpokane, WA 992081780613018
- Thomas Dea, PA-CSpokane, WA 992081003888108
- Mark Erwin, PA-CSpokane, WA 992081881693919
- Mary Hedrick, PASpokane, WA 992081275510745
- Aline Heggem-Snow, P.A.Spokane, WA 992081881646081
- Allan Marshall, P.A.-CSpokane, WA 992081215079991
- Todd Ostlie, PA-CSpokane, WA 992081063481620
Common questions
What is Mason Kahiau Vegas, PA-C's NPI number?
Mason Kahiau Vegas, PA-C's National Provider Identifier (NPI) is 1962162784, issued on Dec 20, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Mason Kahiau Vegas, PA-C located?
The NPPES record lists a practice address at 212 E Central Ave Ste 440, Spokane, WA, 99208. Phone: (509) 252-1977. Providers update this record themselves, so call before visiting.
How can I verify Mason Kahiau Vegas, PA-C's license?
NPPES lists Washington license number PA61410449, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Mason Kahiau Vegas, PA-C prescribe under Medicare Part D?
In 2024, Mason Kahiau Vegas, PA-C had 84 Medicare Part D claims for 38 beneficiaries; the average among physician assistant prescribers was 830. 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.