Gregory Madsen, PA-C
Physician Assistant · Decorah, IA
Gregory Madsen, PA-C is a physician assistant with a practice address in Decorah, Iowa, and NPI 1760482251, issued on Jul 26, 2005. Check the license (Iowa 001757, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory Madsen
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 001757 IA
1253023 WI
Self-reported in NPPES; status is on the state search - Practice location
- 901 Montgomery St, Decorah, IA 52101
- Phone
- (563) 382-2911
- Enumerated
- Jul 26, 2005
- Record last updated
- Jul 27, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 41962200 WI
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,525 in Iowa → Look up another NPI →
Also registered at 901 Montgomery St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lisa Barnes, MS, PA-CPhysician Assistant1265540710
- Larry Barthel, MDEmergency Medicine Physician1821079906
- Jennifer Becker, FNPNurse Practitioner1295380400
- Chelsey Bohr, PTPhysical Therapist1336786532
Verify Gregory Madsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 001757Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average physician assistant in 2024
181 Medicare Part D claims for 149 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin35 claims
- Amoxicillin-Clavulanate Potass26 claims
- Doxycycline Hyclate25 claims
- Prednisone18 claims
- Paxlovid14 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): 97.6 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).
Gregory Madsen among 1,525 physician assistant records in Iowa
Gregory Madsen, PA-C is one of 1,525 physician assistant records with a practice address in Iowa. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2007 · 41% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 physician assistant records list a practice address in Decorah
They are 4 of the 282 NPPES records with a practice address in Decorah, and 1,525 physician assistant records in Iowa.
All 1,525 in Iowa → Every provider in Decorah → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Lisa Barnes, MS, PA-CDecorah, IA 521011265540710
- Sarah Kach, PA-CDecorah, IA 521011871594556
- Shelly Weiland, PA-CDecorah, IA 521011477203065
- Abigail Buesing, PA-CStrawberry Point, IA 520761104968221
- Allison Berns, PA-CManchester, IA 520571407087133
- Carlie Knutson, PAManchester, IA 520571437927241
- Ann Mead, PA-CManchester, IA 520571821184573
- C. Meyer, PA-CManchester, IA 520571255339800
Common questions
What is Gregory Madsen, PA-C's NPI number?
Gregory Madsen, PA-C's National Provider Identifier (NPI) is 1760482251, issued on Jul 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Madsen, PA-C located?
The NPPES record lists a practice address at 901 Montgomery St, Decorah, IA, 52101. Phone: (563) 382-2911. Providers update this record themselves, so call before visiting.
How can I verify Gregory Madsen, PA-C's license?
NPPES lists Iowa license number 001757, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory Madsen, PA-C prescribe under Medicare Part D?
In 2024, Gregory Madsen, PA-C had 181 Medicare Part D claims for 149 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Gregory Madsen, PA-C's MIPS final score?
The 2023 MIPS final score is 97.6 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.