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

Gwen Herzog, RN

Individual provider Registered Nurse · NPI 1467832667

Gwen Herzog, RN is a Nurse Practitioner in Watertown, Wisconsin. Qualified in 2016, 10 years ago. Practices with Oak Medical SC, a 123-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
10
Licensed in
WI
In the registry since
2015
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

903 Harvey Ave
Watertown, WI 53094-5007
Phone: (920) 248-1723
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 7630-33 (WI)
Registered Nurse Taxonomy 163W00000X · Licence 191155 (WI)

Record details

NPI number1467832667
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedJune 2, 2015
Last updated in NPPESApril 13, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Oak Medical Sc — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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