Ashley Susan Tiemeyer Theisen, PA-C
Physician Assistant · Holland, MI
Ashley Susan Tiemeyer Theisen, PA-C is a physician assistant with a practice address in Holland, Michigan, and NPI 1770103210, issued on Apr 24, 2020. Check the license (Michigan 5601009787, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ashley Susan Tiemeyer Theisen
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 5601009787 MI
Self-reported in NPPES; status is on the state search - Practice location
- 602 Michigan Ave Ste 102, Holland, MI 49423
- Phone
- (616) 494-8724
- Enumerated
- Apr 24, 2020
- Record last updated
- Aug 26, 2024
- Medicare enrollment
- Enrolled (PECOS I20200811001833); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 6,989 in Michigan → Look up another NPI →
Also registered at 602 Michigan Ave Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ashley Susan Tiemeyer Theisen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 5601009787Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.1 times the Medicare Part D claims of the average physician assistant in 2024
3,397 Medicare Part D claims for 855 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Metoprolol Succinate462 claims
- Eliquis380 claims
- Atorvastatin Calcium204 claims
- Furosemide198 claims
- Amlodipine Besylate173 claims
- Rosuvastatin Calcium146 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 MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Spectrum Health Primary Care PartnersGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ashley Susan Tiemeyer Theisen among 6,989 physician assistant records in Michigan
Ashley Susan Tiemeyer Theisen, PA-C is one of 6,989 physician assistant records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 66% of them.
- NPI issued2020 · 66% of these records are older, 29% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2019 · median 2017 among the 4,739 with a school on file
- Record last updated2024 · 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 physician assistant records list a practice address in Holland
They are 59 of the 2,124 NPPES records with a practice address in Holland, and 6,989 physician assistant records in Michigan.
All 6,989 in Michigan → Every provider in Holland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Farah Berent, PAHolland, MI 494231962602862
- Eugene Biegelman, PAHolland, MI 494231255430294
- Angela Burch, PA-CHolland, MI 494231124069497
- Sara Chargo, PAHolland, MI 494231023474178
- Kathryn Kabelman, PA-CHolland, MI 494231063749695
- Randall Klein, PAHolland, MI 494231770525743
- Carolyn Mossing, PA-CHolland, MI 494231952559288
- Jon Penhorwood, PAHolland, MI 494231457772444
Common questions
What is Ashley Susan Tiemeyer Theisen, PA-C's NPI number?
Ashley Susan Tiemeyer Theisen, PA-C's National Provider Identifier (NPI) is 1770103210, issued on Apr 24, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Susan Tiemeyer Theisen, PA-C located?
The NPPES record lists a practice address at 602 Michigan Ave Ste 102, Holland, MI, 49423. Phone: (616) 494-8724. Providers update this record themselves, so call before visiting.
How can I verify Ashley Susan Tiemeyer Theisen, PA-C's license?
NPPES lists Michigan license number 5601009787, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Ashley Susan Tiemeyer Theisen, PA-C prescribe under Medicare Part D?
In 2024, Ashley Susan Tiemeyer Theisen, PA-C had 3,397 Medicare Part D claims for 855 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Ashley Susan Tiemeyer Theisen, PA-C's MIPS final score?
The 2023 MIPS final score is 100 of 100. 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.