OLIVIA ERTMER
NPI 1992557565
Nurse Practitioner in Neenah, WI

Active since April 04, 2024PECOS EnrolledAccepts Medicare Assignment
100 THEDA CLARK MEDICAL PLZ STE 400, NEENAH, WI 54956(920) 725-4527 Get Directions Write a Review

NPPES record last updated: April 4, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Olivia Ertmer NPPES

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

OLIVIA ERTMER (NPI 1992557565) is an individual nurse practitioner in Neenah, Wisconsin, licensed in Wisconsin (15069) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS, is affiliated with Thedacare Regional Med Ctr - Neenah, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1992557565
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameOLIVIA ERTMER
Location Address100 THEDA CLARK MEDICAL PLZ STE 400Neenah, WI 54956-2763
Mailing Address1850 Springbrook RdOmro, WI 54963-1812
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateApril 4, 2024
NPPES CertifiedApril 4, 2024
NPI 1992557565 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License Licensed in WI · 15069
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
100 THEDA CLARK MEDICAL PLZ STE 400, Neenah, WI 54956

Other Names 1

Former Name (1)Olivia Buehler

Accepted Insurance

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

Olivia Ertmer 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 ID3274068325
PECOS Enrollment IDI20241126001230
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.

Hospital Affiliations CMS Care Compare 2

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

Thedacare Regional Med Ctr - Neenah

Acute Care Hospitals · Neenah, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520045
Location130 2nd StNeenah, WI 54956 · Winnebago County
Emergency services Birthing friendly

Berlin Memorial Hospital

Critical Access Hospitals · Berlin, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521355
Location225 Memorial DriveBerlin, WI 54923 · Green Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54956 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.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Nurse Practitioner
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Nurse Practitioner (Family)
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Surgery
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Physician Assistant (Medical)
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Surgery
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Surgery
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956
Surgery
100 THEDA CLARK MEDICAL PLZ STE 400
NEENAH, WI 54956

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 Olivia Ertmer's NPI number?

The NPI number for Olivia Ertmer is 1992557565. It was assigned to this individual provider in the NPPES registry on April 4, 2024. The provider is also known as Olivia Buehler.

Where is Olivia Ertmer located?

Olivia Ertmer practices at 100 Theda Clark Medical Plz Ste 400, Neenah, WI 54956. The listed phone number is (920) 725-4527.

What is Olivia Ertmer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Olivia Ertmer enrolled in Medicare?

Yes. Olivia Ertmer 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.

What insurance does Olivia Ertmer accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Quartz and 1 other insurer list Olivia Ertmer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Olivia Ertmer affiliated with any hospitals?

According to CMS data, Olivia Ertmer is affiliated with Thedacare Regional Med Ctr - Neenah and Berlin Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Olivia Ertmer was last updated on April 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.