MADISON LYNN HARRINGTON DNP, APNP, NNP-BC
NPI 1801692520
Nurse Practitioner - Neonatal in Milwaukee, WI
About Madison Lynn Harrington Dnp, Apnp, Nnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MADISON LYNN HARRINGTON DNP, APNP, NNP-BC (NPI 1801692520) is an individual neonatal provider in Milwaukee, Wisconsin, licensed in Wisconsin (16523-33) and active in the NPI registry since February 2025. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Madison Lynn Harrington Dnp, Apnp, Nnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Madison Harrington reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 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 53226 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
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 Madison Harrington's NPI number?
The NPI number for Madison Harrington is 1801692520. It was assigned to this individual provider in the NPPES registry on February 22, 2025.
Where is Madison Harrington located?
Madison Harrington practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 266-2000.
What is Madison Harrington's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Neonatal, with taxonomy code 363LN0000X.
Is Madison Harrington enrolled in Medicare?
Yes. Madison Harrington is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Madison Harrington's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Madison Harrington reassigns Medicare benefits to The Medical College Of Wisconsin, Inc. (Milwaukee, 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 Madison Harrington's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Madison Harrington accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and HealthPartners list Madison Harrington 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 Madison Harrington was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Madison Lynn Harrington, DNP, APNP, NNP-BC · NPI 1801692520
Neonatal physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since February 22, 2025.
## Identity
- **NPI:** 1801692520 (Entity type: Individual)
- **Enumerated:** February 22, 2025
- **Primary specialty:** Nurse Practitioner - Neonatal · taxonomy 363LN0000X
- **State license:** 16523-33 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 9200 W WISCONSIN AVE, Milwaukee, WI 53226-3522
- **Phone:** (414) 266-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 23, 2025
- **Other identifiers:** Medicaid 1801692520 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1801692520) · Data from the CMS NPPES public registry.