Mason R. Ray, PA-C
Physician Assistant · Olathe, KS
Mason R. Ray, PA-C is a physician assistant with a practice address in Olathe, Kansas, and NPI 1700252897, issued on Aug 12, 2015. Check the license (Kansas 15-01827, as entered in NPPES) with the Kansas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mason R. Ray
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 15-01827 KS
Self-reported in NPPES; status is on the state search - Practice location
- 20920 W 151St St Ste 100, Olathe, KS 66061
- Phone
- (913) 355-7160
- Enumerated
- Aug 12, 2015
- Record last updated
- Jun 18, 2026
- Fax
- (913) 782-1097
- Medicare enrollment
- Enrolled (PECOS I20150921002408); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 20920 W 151St St Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Justine HurstPhysician Assistant1790494763
- Aneel Jiwanlal, MDOrthopaedic Surgery Physician1326486630
- Lindsay Lehman, P.A.Physician Assistant1619062353
- Todd Smith, MDOrthopaedic Foot and Ankle Surgery Physician1174599732
Verify Mason R. Ray in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Kansas board licenses this profession
Search for license 15-01827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average physician assistant in 2024
722 Medicare Part D claims for 334 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 309 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen163 claims
- Tramadol Hcl122 claims
- Cefdinir56 claims
- Celecoxib47 claims
- Methylprednisolone39 claims
- Doxycycline Hyclate38 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 75.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Kansas University Physicians IncLenexa, KS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
65 physician assistant records list a practice address in Olathe
They are 65 of the 2,376 NPPES records with a practice address in Olathe, and 1,329 physician assistant records in Kansas.
All 65 in Olathe → All 1,329 in Kansas → Every provider in Olathe →
Other physician assistant records in Kansas
- Sarah Aafedt, PA-CWichita, KS1336237643
- Amel Abbas, PAKansas City, KS1689142580
- Johnson Acopan, PHYSICIAN ASSISTANTMcConnell Afb, KS1972369064
- Casey Adams, PAClearwater, KS1275190936
- Kaitlyn Adams, PAKansas City, KS1982322889
- Matthew AdamsFort Riley, KS1235027897
- Leona Adrian, PAWichita, KS1154301687
- Jamie Agan, PA-CBel Aire, KS1326396565
- Zachary Agre, PA-COverland Park, KS1114845344
- Brandon Ahlstedt, PAWichita, KS1982432514
Common questions
What is Mason R. Ray, PA-C's NPI number?
Mason R. Ray, PA-C's National Provider Identifier (NPI) is 1700252897, issued on Aug 12, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Mason R. Ray, PA-C located?
The NPPES record lists a practice address at 20920 W 151St St Ste 100, Olathe, KS, 66061. Phone: (913) 355-7160. Providers update this record themselves, so call before visiting.
How can I verify Mason R. Ray, PA-C's license?
NPPES lists Kansas license number 15-01827, as entered by the provider. Search the Kansas board that licenses this profession; the NPPES record confirms identity only.
How much does Mason R. Ray, PA-C prescribe under Medicare Part D?
In 2024, Mason R. Ray, PA-C had 722 Medicare Part D claims for 334 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Mason R. Ray, PA-C's MIPS final score?
The 2023 MIPS final score is 75.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.