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

William Walker

Individual provider Case Manager/Care Coordinator · NPI 1720455702

William Walker is a Case Manager/Care Coordinator in Greenfield, Wisconsin. Registered with an NPI since 2015.

In the registry since
2015

Practice location Address checks out

4420 S 108th St
Greenfield, WI 53228-2505
Phone: (414) 383-4486
Fax: (414) 383-4522
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Case Manager/Care Coordinator (primary) Taxonomy 171M00000X

Record details

NPI number1720455702
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedAugust 26, 2015
Last updated in NPPESAugust 26, 2015
Mailing address4420 S 108th St, Greenfield, WI 53228-2505

Other providers in Greenfield