Leah Fynaardt
Physician Assistant · Oshkosh, WI
Leah Fynaardt is a physician assistant with a practice address in Oshkosh, Wisconsin, and NPI 1003702689, issued on Jun 17, 2025. Check the license (Wisconsin 8856, as entered in NPPES) with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Leah Fynaardt
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 8856 WI
Self-reported in NPPES; status is on the state search - Practice location
- 855 N Westhaven Dr, Oshkosh, WI 54904
- Phone
- (920) 303-8700
- Enumerated
- Jun 17, 2025
- Record last updated
- Jun 24, 2026
- Fax
- (920) 456-7601
- Medicaid ID
- 100407727 WI
- Medicare enrollment
- Enrolled (PECOS I20260327002450); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Also registered at 855 N Westhaven Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leah Fynaardt in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 8856Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leah Fynaardt among 3,475 physician assistant records in Wisconsin
Leah Fynaardt 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 not. Its NPI, issued in 2025, is newer than 94% of them.
- NPI issued2025 · 94% of these records are older, 3% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2025 · median 2016 among the 2,491 with a school on file
- Record last updated2026 · 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).
43 physician assistant records list a practice address in Oshkosh
They are 43 of the 1,527 NPPES records with a practice address in Oshkosh, and 3,475 physician assistant records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,475 in Wisconsin → Every provider in Oshkosh → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Matthew Bay, P.A.Oshkosh, WI 549041033359401
- Mark Evans, PA-COshkosh, WI 549041649205105
- Daniel Hafner, PAOshkosh, WI 549041578563946
- Marc Jennings, PA-COshkosh, WI 549041144212994
- Stephen Kennebeck, PA-COshkosh, WI 549041538169214
- Dianna Malkowski, PAOshkosh, WI 549041811194699
- Marina Mishin, PA-COshkosh, WI 549041205845351
- Sherri Olson, PAOshkosh, WI 549041609858471
Common questions
What is Leah Fynaardt's NPI number?
Leah Fynaardt's National Provider Identifier (NPI) is 1003702689, issued on Jun 17, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Leah Fynaardt located?
The NPPES record lists a practice address at 855 N Westhaven Dr, Oshkosh, WI, 54904. Phone: (920) 303-8700. Providers update this record themselves, so call before visiting.
How can I verify Leah Fynaardt's license?
NPPES lists Wisconsin license number 8856, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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. 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.