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

Mr. William J Holzhaeuser, AUD

Individual provider Audiologist · NPI 1003807322

Mr. William J Holzhaeuser, AUD is an Audiologist in Ashland, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2005.

Licensed in
WI
In the registry since
2005
Specialties on file
3
What do these letters mean?
AUD — Doctor of Audiology
A hearing specialist who tests hearing and fits hearing aids.

See every abbreviation used in this directory →

Practice location Address checks out

1625 Maple Ln Ste 2
Ashland, WI 54806-3768
Phone: (715) 682-9311
Fax: (715) 682-2486
Show map & directions

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

Specialties & licences

Audiologist (primary) Taxonomy 231H00000X · Licence 83156 (WI)
Audiologist-Hearing Aid Fitter Taxonomy 237600000X · Licence 83156 (WI)
Hearing Instrument Specialist Taxonomy 237700000X · Licence 83156 (WI)

Record details

NPI number1003807322
Entity typeIndividual (Type 1)
GenderMale
Credentials AUD
Sole proprietorNo
NPI enumeratedNovember 4, 2005
Last updated in NPPESJanuary 20, 2017

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