CALLIE ANN OLSON OTR/L
NPI 1518761808
Occupational Therapist in Eau Claire, WI
About Callie Ann Olson Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CALLIE ANN OLSON OTR/L (NPI 1518761808) is an individual occupational therapist in Eau Claire, Wisconsin, licensed in Wisconsin (8856) and active in the NPI registry since April 2025.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Callie Ann Olson Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Callie Olson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Eau Claire, WI 54701
- Reassigned Medicare billing, Wisconsin enrollment
- 1,248 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Callie Olson's NPI number?
The NPI number for Callie Olson is 1518761808. It was assigned to this individual provider in the NPPES registry on April 3, 2025.
Where is Callie Olson located?
Callie Olson practices at 1221 Whipple St, Eau Claire, WI 54703. The listed phone number is (715) 838-5222.
What is Callie Olson's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Callie Olson enrolled in Medicare?
Yes. Callie Olson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Callie Olson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Callie Olson reassigns Medicare benefits to Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (Eau Claire, 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 Callie Olson'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 Callie Olson was last updated on April 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.