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ELIZABETH ANN DOORNINK APRN
NPI 1427878230
Nurse Practitioner - Neonatal in Green Bay, WI

Active since October 15, 2024PECOS Enrolled
835 S VAN BUREN ST, GREEN BAY, WI 54301(920) 433-0111 Get Directions Write a Review

NPPES record last updated: May 19, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 19, 2026, Dec 3, 2025 (2 updates tracked since 2025).

About Elizabeth Ann Doornink Aprn NPPES

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

ELIZABETH ANN DOORNINK APRN (NPI 1427878230) is an individual neonatal provider in Green Bay, Wisconsin, licensed in Wisconsin (1603633) and active in the NPI registry since October 2024. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1427878230
Entity TypeIndividualFemale
Primary Taxonomy363LN0000X
Provider Legal NameELIZABETH ANN DOORNINKCredential: APRN
Location Address835 S VAN BUREN STGreen Bay, WI 54301-3526
Mailing Address1523 N Viola StAppleton, WI 54911-3851 · (920) 202-2662
Phone(920) 433-0111
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateOctober 15, 2024
Last NPPES UpdateMay 19, 20262 updates tracked since enumeration
NPPES CertifiedMay 19, 2026
✔ NPI 1427878230 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · NeonatalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LN0000X
Licenses✔ Licensed in WI · 1603633✔ Licensed in IL · 209032792
835 S VAN BUREN ST, Green Bay, WI 54301
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1855 N Westhaven DrOshkosh, WI 54904-7668 · Phone (920) 303-8700 · Fax (920) 456-7601
Location 24440 W 95th StOak Lawn, IL 60453-2600 · Phone (708) 684-8000
Location 31775 Dempster StPark Ridge, IL 60068-1143 · Phone (847) 723-2210

Other Identifiers 1

Medicaid100294357WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth Ann Doornink Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4183120330
PECOS Enrollment IDI20251006001681, I20260513002016
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 Reassignments

2

Medicare enrollment records show Elizabeth Doornink reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Aurora Medical Group, Inc.
53 mi
Clinic/Center
2414 KOHLER MEMORIAL DR
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 4,609 clinicians in this Medicare group
NPI 1174670244 (920) 457-4461
Lutheran General Hospital
170 mi
Cardiovascular Disease
1775 DEMPSTER ST
Park Ridge, IL 60068
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Advocate Health And Hospitals Corporation
  • 4,870 clinicians in this Medicare group
NPI 1801809306 (847) 723-2210

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 54301 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.

MARY LYNN BARTEL MD
Pediatrics
835 S VAN BUREN ST, ROOM 1041
GREEN BAY, WI 54301
Brown County (920) 496-4700
DR. EKMINI WIJESINGHE MD
Hospitalist
835 S VAN BUREN ST, ST VINCENT HOSPITAL
GREEN BAY, WI 54301
Brown County (920) 272-1586
SALLY SCHLISE MD
Radiology (Radiation Oncology)
835 S VAN BUREN ST
GREEN BAY, WI 54301
Brown County (920) 433-8184
GREEN BAY ANESTHESIA ASSOC. SC
Anesthesiology
835 S VAN BUREN ST
GREEN BAY, WI 54301
Brown County (920) 433-0111
LEE JAMES KLEMENS MD
Internal Medicine
835 S VAN BUREN ST
GREEN BAY, WI 54301
Brown County (920) 496-4700
DR. REGINALD E JULIEN M.D.
Anesthesiology
835 S VAN BUREN ST
GREEN BAY, WI 54301
Brown County (920) 433-0111
ASHLEY M SPINDLER PA
Physician Assistant
835 S VAN BUREN ST
GREEN BAY, WI 54301
Brown County (920) 496-4700
DR. CHARLES F DAIS II M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
835 S VAN BUREN ST
GREEN BAY, WI 54301
Brown County (920) 433-8047

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 Elizabeth Doornink's NPI number?

The NPI number for Elizabeth Doornink is 1427878230. It was assigned to this individual provider in the NPPES registry on October 15, 2024.

Where is Elizabeth Doornink located?

Elizabeth Doornink practices at 835 S Van Buren St, Green Bay, WI 54301. The listed phone number is (920) 433-0111.

What is Elizabeth Doornink's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Neonatal, with taxonomy code 363LN0000X.

Is Elizabeth Doornink enrolled in Medicare?

Yes. Elizabeth Doornink is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Elizabeth Doornink's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Doornink reassigns Medicare benefits to 2 organizations: Aurora Medical Group, Inc. (Sheboygan, WI) and Lutheran General Hospital (Park Ridge, IL). Each 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 Elizabeth Doornink's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Doornink accept?

Health plans from CareSource (Common Ground Healthcare) list Elizabeth Doornink 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 Elizabeth Doornink was last updated on May 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.