Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mary Lou Ernst-Woodhouse, DO

Individual provider Dermatology Physician · NPI 1225102452

Mary Lou Ernst-Woodhouse, DO is a Dermatology Physician in Eau Claire, Wisconsin. Practices as a sole proprietor. Licensed in Iowa and Wisconsin.

Licensed in
IA, WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1400 Bellinger St
Eau Claire, WI 54703-5222
Phone: (715) 838-5222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 20817 (WI)
Dermatology Physician Taxonomy 207N00000X · Licence 03200 (IA)

Record details

NPI number1225102452
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedNovember 20, 2006
Last updated in NPPESJuly 15, 2024
Certification dateJuly 15, 2024

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