WILLIAM RETZ
NPI 1427685080
Surgery - Trauma Surgery in Springfield, OR
About William Retz NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM RETZ (NPI 1427685080) is an individual trauma surgery provider in Springfield, Oregon, licensed in Oregon (MD229478) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Rochester, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (2020).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
William Retz is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show William Retz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Springfield, OR 97477
- Reassigned Medicare billing, Oregon enrollment
- 278 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.
SPRINGFIELD, OR 97477
SPRINGFIELD, OR 97477
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 Retz's NPI number?
The NPI number for William Retz is 1427685080. It was assigned to this individual provider in the NPPES registry on March 24, 2020.
Where is William Retz located?
William Retz practices at 3355 Riverbend Dr Ste 300, Springfield, OR 97477. The listed phone number is (541) 222-2720.
What is William Retz's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Trauma Surgery, with taxonomy code 2086S0127X.
Is William Retz enrolled in Medicare?
Yes. William Retz is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for William Retz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Retz reassigns Medicare benefits to Peacehealth (Springfield, OR). 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 William Retz'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 William Retz was last updated on August 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.