Susan C. Ahn-Horvath, PA
Physician Assistant · Marshfield, WI
Susan C. Ahn-Horvath, PA is a physician assistant with a practice address in Marshfield, Wisconsin, and NPI 1467500231, issued on Jan 8, 2007. Check the license (Wisconsin 2088, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Susan C. Ahn-Horvath
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 2088 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Oak Ave, Marshfield, WI 54449
- Phone
- (715) 387-5511
- Enumerated
- Jan 8, 2007
- Record last updated
- Jun 12, 2025
- Medicare enrollment
- Enrolled (PECOS I20070222000481); accepts Medicare assignment
- Medical or professional school
- University Of Nebraska College Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Also registered at 1000 N Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ihab Abdalrahman, MDHospitalist Physician1497855134
- Raquel Abengozar Mingorance, MDStudent in an Organized Health Care Education/Training Program1609437755
- Aanuoluwa Abiola, M.DGeriatric Medicine (Internal Medicine) Physician1598117574
Verify Susan C. Ahn-Horvath in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 2088Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 78.9 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
- Mchs Hospitals IncMarshfield, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Susan C. Ahn-Horvath among 3,475 physician assistant records in Wisconsin
Susan C. Ahn-Horvath, PA is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 24% of them.
- NPI issued2007 · 24% of these records are older, 72% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2006 · median 2016 among the 2,491 with a school on file
- Record last updated2025 · 38% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
56 physician assistant records list a practice address in Marshfield
They are 56 of the 1,360 NPPES records with a practice address in Marshfield, and 3,475 physician assistant records in Wisconsin.
All 3,475 in Wisconsin → Every provider in Marshfield → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- James Beathard, PAMarshfield, WI 544491154432797
- Gregory Geissinger, PACMarshfield, WI 544491699882969
- Roger Lovelace, PA-CMarshfield, WI 544491770509598
- David Lustig, PAMarshfield, WI 544491215046800
- Richard Nesbitt, PACMarshfield, WI 544491700993078
- Hazel Neufeld, PA CMarshfield, WI 544491811004187
- Dennis Peterson, PACMarshfield, WI 544491205948478
- Robert Rennells, PAMarshfield, WI 544491760597231
Common questions
What is Susan C. Ahn-Horvath, PA's NPI number?
Susan C. Ahn-Horvath, PA's National Provider Identifier (NPI) is 1467500231, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Susan C. Ahn-Horvath, PA located?
The NPPES record lists a practice address at 1000 N Oak Ave, Marshfield, WI, 54449. Phone: (715) 387-5511. Providers update this record themselves, so call before visiting.
How can I verify Susan C. Ahn-Horvath, PA's license?
NPPES lists Wisconsin license number 2088, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
What is Susan C. Ahn-Horvath, PA's MIPS final score?
The 2023 MIPS final score is 78.9 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.