Healthcare Provider Details

I. General information

NPI: 1316869407
Provider Name (Legal Business Name): SIERRA GUENTHER MSN, FNP
Entity Type: Individual
Gender: Female
Sole Proprietor: N

II. Dates (important events)

Enumeration Date: 07/29/2026
Last Update Date: 07/29/2026
Certification Date: 07/29/2026
Deactivation Date:
Reactivation Date:

III. Provider practice location address

3925 N GATEWAY DR
APPLETON WI
54913-7863
US

IV. Provider business mailing address

W5618 TONYS WAY
APPLETON WI
54915-2899
US

V. Phone/Fax

Practice location:
  • Phone: 920-205-0279
  • Fax:
Mailing address:
  • Phone: 920-205-0279
  • Fax:

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyY
Taxonomy Code207Q00000X
TaxonomyFamily Medicine Physician
License NumberF06261929
License Number StateWI

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: