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

Lois L Hoornstra, NP

Individual provider Pediatric Nurse Practitioner · NPI 1285743476

Lois L Hoornstra, NP is a Pediatric Nurse Practitioner in Madison, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
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

2880 University Ave
Madison, WI 53705-3644
Phone: (608) 263-6421
Fax: (608) 833-6932
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence 47169 (WI)

Record details

NPI number1285743476
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESJuly 8, 2007

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