MARY E HORNER NP
NPI 1962717371
Nurse Practitioner - Family in Oconomowoc, WI

Active since August 10, 2010PECOS EnrolledAccepts Medicare Assignment
771 BURR OAK LN, OCONOMOWOC, WI 53066(414) 687-0936 Get Directions Write a Review

NPPES record last updated: March 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 10, 2025, May 6, 2024, Mar 22, 2023 and 3 more (6 updates tracked since 2019).

About Mary E Horner Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY E HORNER NP (NPI 1962717371) is an individual family provider in Oconomowoc, Wisconsin, licensed in Wisconsin (4109) and active in the NPI registry since August 2010. She is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1962717371
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARY E HORNERCredential: NP
Location Address771 BURR OAK LNOconomowoc, WI 53066-8657
Mailing Address771 Burr Oak LnOconomowoc, WI 53066-8657 · (414) 687-0936
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateAugust 10, 2010
Last NPPES UpdateMarch 10, 20256 updates tracked since enumeration
NPPES CertifiedMarch 10, 2025
NPI 1962717371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in WI · 4109
Also ListedNurse PractitionerTaxonomy 363L00000X · License 4109 (WI)
771 BURR OAK LN, Oconomowoc, WI 53066

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mary E Horner Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8325236284
PECOS Enrollment IDI20101220001024
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
1,104 services157 patients
Follow-up psychiatric collaborative care management, subsequent calendar month, first 60 minutes 99493
This service involves continued psychiatric care management for the next calendar month, covering the first 60 minutes. It includes communication with you and your healthcare team, planning and adjusting your treatment, and monitoring your progress.
260 services50 patients
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180
This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.
83 services53 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
73 services53 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
58 services58 patients
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350
An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.
33 services23 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520008
Location725 American AveWaukesha, WI 53188 · Waukesha County
Emergency services Birthing friendly

Oconomowoc Memorial Hospital

Acute Care Hospitals · Oconomowoc, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520062
Location791 E Summit AveOconomowoc, WI 53066 · Waukesha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53066 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Horner's NPI number?

The NPI number for Mary Horner is 1962717371. It was assigned to this individual provider in the NPPES registry on August 10, 2010.

Where is Mary Horner located?

Mary Horner practices at 771 Burr Oak Ln, Oconomowoc, WI 53066. The listed phone number is (414) 687-0936.

What is Mary Horner's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mary Horner enrolled in Medicare?

Yes. Mary Horner is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Mary Horner affiliated with any hospitals?

According to CMS data, Mary Horner is affiliated with Waukesha Memorial Hospital and Oconomowoc Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Mary Horner was last updated on March 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.