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

Dr. Denise M Prehn, MD

Individual provider Internal Medicine Physician · NPI 1992812200

Dr. Denise M Prehn, MD is an Internal Medicine Physician in Oshkosh, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

855 N Westhaven Dr
Oshkosh, WI 54904
Phone: (920) 303-8700
Fax: (920) 303-5630
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 34690-020 (WI)

Record details

NPI number1992812200
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESMarch 7, 2023
Certification dateApril 26, 2022

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