Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Sarah Jane Williams, NP

Individual provider Nurse Practitioner · NPI 1285387134

Sarah Jane Williams, NP is a Nurse Practitioner in Fond Du Lac, Wisconsin. Qualified in 2021, 5 years ago. Practices with Agnesian Healthcare Inc, a 390-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
5
Licensed in
WI
In the registry since
2022
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

420 E Division St
Fond Du Lac, WI 54935-4560
Phone: (920) 926-7400
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 11635 (WI)

Record details

NPI number1285387134
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedFebruary 1, 2022
Last updated in NPPESJune 24, 2026
Certification dateJune 24, 2026
Mailing address420 E Division St, Fond Du Lac, WI 54935-4560

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Agnesian Healthcare Inc — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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