DR. ALEXANDRA CHRISTIANSEN PSYD
NPI 1881583680
Psychologist in Fond Du Lac, WI
About Dr. Alexandra Christiansen Psyd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDRA CHRISTIANSEN PSYD (NPI 1881583680) is an individual psychologist in Fond Du Lac, Wisconsin, licensed in Wisconsin (5249-57) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Alexandra Christiansen Psyd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Alexandra Christiansen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Arlington Heights, IL 60004
- Reassigned Medicare billing, Illinois enrollment
- 1,047 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.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FOND DU LAC, WI 54937
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 Alexandra Christiansen's NPI number?
The NPI number for Alexandra Christiansen is 1881583680. It was assigned to this individual provider in the NPPES registry on June 28, 2025.
Where is Alexandra Christiansen located?
Alexandra Christiansen practices at 751 County Road K, Fond Du Lac, WI 54937. The listed phone number is (920) 929-3800.
What is Alexandra Christiansen's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Alexandra Christiansen enrolled in Medicare?
Yes. Alexandra Christiansen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Alexandra Christiansen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Christiansen reassigns Medicare benefits to Cook County (Arlington Heights, IL). 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 Alexandra Christiansen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Alexandra Christiansen was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.