AMBIR DORN APNP
NPI 1598437782
Nurse Practitioner in Oshkosh, WI

Active since October 05, 2021PECOS Enrolled
855 N WESTHAVEN DR, OSHKOSH, WI 54904(920) 303-8700 Get Directions Write a Review

NPPES record last updated: December 5, 2022. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Dec 5, 2022, Oct 25, 2022, Oct 5, 2021 (3 updates tracked since 2021).

About Ambir Dorn Apnp NPPES

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

AMBIR DORN APNP (NPI 1598437782) is an individual nurse practitioner in Oshkosh, Wisconsin, licensed in Wisconsin (11150-33) and active in the NPI registry since October 2021. She is enrolled in Medicare PECOS and maintains a secondary practice location in Appleton.

NPPES Registry Identity

NPI1598437782
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameAMBIR DORNCredential: APNP
Location Address855 N WESTHAVEN DROshkosh, WI 54904-7668
Mailing Address1234 Monroe StOshkosh, WI 54901-3934
Sole ProprietorNo
Enumeration DateOctober 5, 2021
Last NPPES UpdateDecember 5, 20223 updates tracked since enumeration
NPPES CertifiedDecember 5, 2022
✔ NPI 1598437782 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WI · 11150-33
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.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 11150-33 (WI)
855 N WESTHAVEN DR, Oshkosh, WI 54904

Secondary Practice Location 1

Location 13925 N Gateway DrAppleton, WI 54913-7863 · Phone (920) 427-8609

Other Identifiers 1

Medicaid100183523WI

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ambir Dorn Apnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Ambir Dorn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Clinic/Center
2414 KOHLER MEMORIAL DR
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 4,609 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54904 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 20

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

Nurse Practitioner
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Pharmacist
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Physician Assistant
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Internal Medicine (Hematology & Oncology)
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Nurse Practitioner
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Nurse Anesthetist, Certified Registered
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Physical Therapist
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Registered Nurse
855 N WESTHAVEN DR
OSHKOSH, WI 54904

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 Ambir Dorn's NPI number?

The NPI number for Ambir Dorn is 1598437782. It was assigned to this individual provider in the NPPES registry on October 5, 2021.

Where is Ambir Dorn located?

Ambir Dorn practices at 855 N Westhaven Dr, Oshkosh, WI 54904. The listed phone number is (920) 303-8700.

What is Ambir Dorn's specialty?

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

Is Ambir Dorn enrolled in Medicare?

Yes. Ambir Dorn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ambir Dorn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ambir Dorn reassigns Medicare benefits to Aurora Medical Group, Inc. (Sheboygan, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ambir Dorn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ambir Dorn accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Ambir Dorn 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.

When was this NPI record last updated?

The NPPES record for Ambir Dorn was last updated on December 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.