Roger A. Thomas, D.O.
Family Medicine Physician · Olathe, KS
Roger A. Thomas, D.O. is a family medicine physician with a practice address in Olathe, Kansas, and NPI 1578652574, issued on Oct 11, 2006. Check the license (Kansas 05-24923, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Roger A. Thomas
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 05-24923 KS
Self-reported in NPPES; status is on the state search - Practice location
- 15435 W 134TH PL, Olathe, KS 66062
- Phone
- (913) 780-0030
- Enumerated
- Oct 11, 2006
- Record last updated
- Sep 23, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (913) 782-2924
- Medicaid ID
- 200735980D KS
- Medicare enrollment
- Enrolled (PECOS I20051112000007); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1989
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,970 in Kansas → Look up another NPI →
Also registered at 15435 W 134TH PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christian Bell, DOFamily Medicine Physician1265375620
- Katrina Bernard, PA-CPhysician Assistant1437793056
- Scott Brown, PAPhysician Assistant1750554234
- Kathryn Chartrand, DOFamily Medicine Physician1225074461
- Annie CourtneyPhysician Assistant1023786332
- Willard Gordon, DOFamily Medicine Physician1760231401
Verify Roger A. Thomas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKansas State Board of Healing Arts
Search for license 05-24923Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
458 Medicare Part D claims for 341 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Doxycycline Hyclate65 claims
- Cephalexin59 claims
- Cefdinir55 claims
- Prednisone55 claims
- Methylprednisolone35 claims
- Amoxicillin-Clavulanate Potass29 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
- Jayhawk Primary Care IncOlathe, KS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roger A. Thomas among 1,970 family medicine physician records in Kansas
Roger A. Thomas, D.O. is one of 1,970 family medicine physician records with a practice address in Kansas. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 51% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1989 · median 2006 among the 1,164 with a school on file
- Record last updated2014 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
83 family medicine physician records list a practice address in Olathe
They are 83 of the 2,376 NPPES records with a practice address in Olathe, and 1,970 family medicine physician records in Kansas.
All 1,970 in Kansas → Every provider in Olathe → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dennis Eaton, PAOlathe, KS 660621447203070
- Christina Eliason, MDOlathe, KS 660621407808439
- John Feehan, MDOlathe, KS 660621063464071
- Michael Ferguson, D.O.Olathe, KS 660621700873932
- Patrick Herrick, MDOlathe, KS 660621164475851
- Constance Irick, M.D.Olathe, KS 660621346235272
- David Karty, MDOlathe, KS 660621144272949
- Michael Mathews, M.D.Olathe, KS 660621326035700
Common questions
What is Roger A. Thomas, D.O.'s NPI number?
Roger A. Thomas, D.O.'s National Provider Identifier (NPI) is 1578652574, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roger A. Thomas, D.O. located?
The NPPES record lists a practice address at 15435 W 134TH PL, Olathe, KS, 66062. Phone: (913) 780-0030. Providers update this record themselves, so call before visiting.
How can I verify Roger A. Thomas, D.O.'s license?
NPPES lists Kansas license number 05-24923, as entered by the provider. Search the Kansas State Board of Healing Arts at https://www.ksbha.ks.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Roger A. Thomas, D.O. prescribe under Medicare Part D?
In 2024, Roger A. Thomas, D.O. had 458 Medicare Part D claims for 341 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Roger A. Thomas, D.O.'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.