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

Ann Elizabeth Dettlaff, APNP

Individual provider Nurse Practitioner · NPI 1215236278

Ann Elizabeth Dettlaff, APNP is a Nurse Practitioner in Oshkosh, Wisconsin. Works from 2 locations. Licensed in Wisconsin.

Licensed in
WI
In the registry since
2011
Specialties on file
2

Practice location Address checks out

250 W 6th Ave
Oshkosh, WI 54902-5910
Phone: (920) 237-5000
Fax: (920) 237-5011
Show map & directions

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

Additional practice locations (1)

  • 720 W. Association Dr., Appleton, WI 54914 — (920) 731-4354

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 4360-033 (WI)
Nurse Practitioner Taxonomy 363L00000X · Licence 4360-33 (WI)

Record details

NPI number1215236278
Entity typeIndividual (Type 1)
GenderFemale
Credentials APNP
Sole proprietorNo
NPI enumeratedMarch 16, 2011
Last updated in NPPESApril 29, 2026
Certification dateApril 29, 2026

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