JAMES ANTHONY LESCHKE DO
NPI 1851822233
Radiology - Diagnostic Radiology in Milwaukee, WI
About James Anthony Leschke Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES ANTHONY LESCHKE DO (NPI 1851822233) is an individual diagnostic radiology provider in Milwaukee, Wisconsin, licensed in Colorado (0068127) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, is affiliated with Bellin Memorial Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
James Anthony Leschke Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show James Leschke reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mequon, WI 53092
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Premier Radiology Wisconsin LLC
- 237 clinicians in this Medicare group
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Appleton, WI 54911
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Radiology Associates Of Appleton Sc
- 61 clinicians in this Medicare group
Green Bay, WI 54303
- Reassigned Medicare billing, Michigan and Wisconsin enrollments
- 15 clinicians in this Medicare group
Tomah, WI 54660
- Reassigned Medicare billing, Wisconsin enrollment
- 249 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 37
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bellin Memorial Hospital
Acute Care Hospitals · Green Bay, WIAscension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WIAscension All Saints Hospital
Acute Care Hospitals · Racine, WIAscension SE Wisconsin Hospital
Acute Care Hospitals · Milwaukee, WIBellin Health Oconto Hospital
Critical Access Hospitals · Oconto, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 James Leschke's NPI number?
The NPI number for James Leschke is 1851822233. It was assigned to this individual provider in the NPPES registry on March 27, 2017.
Where is James Leschke located?
James Leschke practices at 2900 W Oklahoma Ave, Milwaukee, WI 53215. The listed phone number is (414) 649-3323.
What is James Leschke's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is James Leschke enrolled in Medicare?
Yes. James Leschke is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for James Leschke's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Leschke reassigns Medicare benefits to 5 organizations: Wisconsin Radiology Specialists, S C (Mequon, WI), Thedacare, Incorporated (Menasha, WI), Radiology Associates Of Appleton, S.C. (Appleton, WI), Radiology Chartered (Green Bay, WI) and Tomah Memorial Hospital Inc (Tomah, 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 James Leschke's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Leschke accept?
Health plans from CareSource (Common Ground Healthcare) list James Leschke 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 James Leschke affiliated with any hospitals?
According to CMS data, James Leschke is affiliated with Bellin Memorial Hospital, Ascension Columbia St Mary's Hospital Milwaukee, Ascension All Saints Hospital, Ascension SE Wisconsin Hospital and Bellin Health Oconto Hospital.
When was this NPI record last updated?
The NPPES record for James Leschke was last updated on October 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.