WILLIAM A ANDERSON APRN
NPI 1740913904
Nurse Practitioner in Appleton, WI
About William A Anderson Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM A ANDERSON APRN (NPI 1740913904) is an individual nurse practitioner in Appleton, Wisconsin, licensed in Wisconsin (13049-33) and active in the NPI registry since July 2022. He is enrolled in Medicare PECOS, is affiliated with Thedacare Regional Med Ctr - Neenah, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 3
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)
William A Anderson Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show William Anderson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Appleton, WI 54913
- Reassigned Medicare billing, Wisconsin enrollment
- 11 clinicians in this Medicare group
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.
Areas of Expertise CMS Part B claims 3
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.
Hospital Affiliations CMS Care Compare
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, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54913 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
APPLETON, WI 54913
APPLETON, WI 54913
APPLETON, WI 54913
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 William Anderson's NPI number?
The NPI number for William Anderson is 1740913904. It was assigned to this individual provider in the NPPES registry on July 6, 2022.
Where is William Anderson located?
William Anderson practices at 5471 W Waterford Ln, Appleton, WI 54913. The listed phone number is (920) 731-7445.
What is William Anderson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is William Anderson enrolled in Medicare?
Yes. William Anderson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for William Anderson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Anderson reassigns Medicare benefits to 2 organizations: Partnership Community Health Center, Inc (Appleton, WI) and Aurora Medical Group, Inc. (Sheboygan, WI). 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 William Anderson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Anderson 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 William Anderson 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 William Anderson affiliated with any hospitals?
According to CMS data, William Anderson is affiliated with Thedacare Regional Med Ctr - Neenah.
When was this NPI record last updated?
The NPPES record for William Anderson was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.