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

Mary E Horner, NP

Individual provider Family Nurse Practitioner · NPI 1962717371

Mary E Horner, NP is a Nurse Practitioner in Oconomowoc, Wisconsin. Qualified in 2010, 16 years ago. Practices with Prohealth Medical Group Inc, a 472-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
16
Licensed in
WI
In the registry since
2010
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

771 Burr Oak Ln
Oconomowoc, WI 53066-8657
Phone: (414) 687-0936
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 4109 (WI)
Nurse Practitioner Taxonomy 363L00000X · Licence 4109 (WI)

Record details

NPI number1962717371
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 10, 2010
Last updated in NPPESMarch 10, 2025
Certification dateMarch 10, 2025
Mailing address771 Burr Oak Ln, Oconomowoc, WI 53066-8657

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Prohealth Medical Group Inc — 472 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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