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

MS. Greta M Kostac, APNP

Individual provider Nurse Practitioner · NPI 1841307386

MS. Greta M Kostac, APNP is a Nurse Practitioner in Fond Du Lac, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
Specialties on file
2

Practice location Address checks out

210 Wisconsin American Dr
Fond Du Lac, WI 54935
Phone: (920) 907-7000
Fax: (920) 907-7012
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 83758-030 (WI)
Nurse Practitioner Taxonomy 363L00000X · Licence 1274-033 (WI)

Record details

NPI number1841307386
Entity typeIndividual (Type 1)
GenderFemale
Credentials APNP
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESFebruary 20, 2020
Certification dateFebruary 20, 2020

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