DR. R TIMOTHY FITZNER MD
NPI 1740237999
Emergency Medicine in Ladysmith, WI
About Dr. R Timothy Fitzner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. R TIMOTHY FITZNER MD (NPI 1740237999) is an individual emergency medicine provider in Ladysmith, Wisconsin, licensed in Wisconsin (37610) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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. R Timothy Fitzner Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show R Fitzner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Prairie Du Chien, WI 53821
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1619024197 (Wisconsin)
- 231 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 54848 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.
LADYSMITH, WI 54848
LADYSMITH, WI 54848
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 R Fitzner's NPI number?
The NPI number for R Fitzner is 1740237999. It was assigned to this individual provider in the NPPES registry on May 30, 2006.
Where is R Fitzner located?
R Fitzner practices at 900 College Ave W, Ladysmith, WI 54848. The listed phone number is (715) 532-5561.
What is R Fitzner's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is R Fitzner enrolled in Medicare?
Yes. R Fitzner is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for R Fitzner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), R Fitzner reassigns Medicare benefits to Prairie Du Chien Memorial Hospital Association Inc (Prairie Du Chien, 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 R Fitzner'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 R Fitzner was last updated on April 11, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.