DR. LUCAS SAGE DO
NPI 1154826576
Radiology - Neuroradiology in Chicago, IL
About Dr. Lucas Sage Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LUCAS SAGE DO (NPI 1154826576) is an individual neuroradiology provider in Chicago, Illinois, licensed in Illinois (036.156697) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Froedtert South Inc., and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 1
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
Dr. Lucas Sage 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
2Medicare enrollment records show Lucas Sage reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60621
- Reassigned Medicare billing, Illinois enrollment
- 2,127 clinicians in this Medicare group
Kenosha, WI 53143
- Reassigned Medicare billing, Wisconsin enrollment
- 212 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 39
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Froedtert South Inc.
Acute Care Hospitals · Pleasant Prairie, WIAscension All Saints Hospital
Acute Care Hospitals · Racine, WIFroedtert Memorial Lutheran Hospital
Acute Care Hospitals · Milwaukee, WIAurora Medical Center Kenosha
Acute Care Hospitals · Kenosha, WIMedicare 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.
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
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 Lucas Sage's NPI number?
The NPI number for Lucas Sage is 1154826576. It was assigned to this individual provider in the NPPES registry on March 27, 2018.
Where is Lucas Sage located?
Lucas Sage practices at 5841 S Maryland Ave # Mc2026, Chicago, IL 60637. The listed phone number is (773) 702-1161.
What is Lucas Sage's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.
Is Lucas Sage enrolled in Medicare?
Yes. Lucas Sage 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 Lucas Sage's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lucas Sage reassigns Medicare benefits to 2 organizations: The Board Of Trustees Of The University Of Illinois (Chicago, IL) and Froedtert South, Inc. (Kenosha, 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 Lucas Sage's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lucas Sage affiliated with any hospitals?
According to CMS data, Lucas Sage is affiliated with Froedtert South Inc., Ascension All Saints Hospital, Froedtert Memorial Lutheran Hospital and Aurora Medical Center Kenosha.
When was this NPI record last updated?
The NPPES record for Lucas Sage was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.