Michael Thomas Arntsen, PA-C
Physician Assistant · Topeka, KS
Michael Thomas Arntsen, PA-C is a physician assistant with a practice address in Topeka, Kansas, and NPI 1831823301, issued on Jul 12, 2022. Check the license (Kansas 15-02789, as entered in NPPES) with the Kansas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michael Thomas Arntsen
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 15-02789 KS
Self-reported in NPPES; status is on the state search - Practice location
- 2660 SW 3RD St, Topeka, KS 66606
- Phone
- (785) 354-9591
- Enumerated
- Jul 12, 2022
- Record last updated
- Sep 2, 2025
- Medicare enrollment
- Enrolled (PECOS I20230825001018); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,329 in Kansas → Look up another NPI →
Also registered at 2660 SW 3RD St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Thomas Arntsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Kansas board licenses this profession
Search for license 15-02789Check 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
81 Medicare Part D claims for 47 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 26 claims were for opioids.
Most prescribed
- Tizanidine Hcl35 claims
- Oxycodone Hcl14 claims
- Hydrocodone-Acetaminophen11 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
- Cotton-O'Neil Clinic Revocable TrustManhattan, KS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Thomas Arntsen among 1,329 physician assistant records in Kansas
Michael Thomas Arntsen, PA-C is one of 1,329 physician assistant records with a practice address in Kansas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 78% of them.
- NPI issued2022 · 78% of these records are older, 17% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2023 · median 2015 among the 868 with a school on file
- Record last updated2025 · 40% 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 Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
105 physician assistant records list a practice address in Topeka
They are 105 of the 4,851 NPPES records with a practice address in Topeka, and 1,329 physician assistant records in Kansas.
All 1,329 in Kansas → Every provider in Topeka → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Lisa Austin, PA-CTopeka, KS 666061114977147
- Christopher Cote, PATopeka, KS 666061417955121
- Katherine Edmonds, PA-CTopeka, KS 666061790750578
- Valerie Gann, PA-CTopeka, KS 666061700858693
- Kathy Hershberger, PATopeka, KS 666061255332680
- Rebekah Johnston, PA-CTopeka, KS 666061184821274
- Michael Kinsman, PA-CTopeka, KS 666061730156605
- Davienne Koci, PA-CTopeka, KS 666061619953718
Common questions
What is Michael Thomas Arntsen, PA-C's NPI number?
Michael Thomas Arntsen, PA-C's National Provider Identifier (NPI) is 1831823301, issued on Jul 12, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Michael Thomas Arntsen, PA-C located?
The NPPES record lists a practice address at 2660 SW 3RD St, Topeka, KS, 66606. Phone: (785) 354-9591. Providers update this record themselves, so call before visiting.
How can I verify Michael Thomas Arntsen, PA-C's license?
NPPES lists Kansas license number 15-02789, as entered by the provider. Search the Kansas board that licenses this profession; the NPPES record confirms identity only.
How much does Michael Thomas Arntsen, PA-C prescribe under Medicare Part D?
In 2024, Michael Thomas Arntsen, PA-C had 81 Medicare Part D claims for 47 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.