Illinois Proton Center LLC
NPI 1972824142 · Radiation Oncology Clinic/Center · Warrenville, IL
Enrolled with Medicare as Part B Supplier - Radiation Therapy Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Illinois Proton Center LLC is a Radiation Oncology Clinic/Center organization in Warrenville, IL (NPI 1972824142).
Provider details
- NPI number
- 1972824142
- Entity type
- Organization
- Primary specialty
- Radiation Oncology Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Michael Mullen, Vp, Hospital Revenue Cycle, Nmhc(630) 938-6076
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
9,926 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Stereoscopic X-Ray Guidance for Localization of Target Volume for the Delivery of Radiation TherapyG6002 | 3,858 | $57 |
| Complex Proton Beam Radiation Treatment77525 | 1,551 | $1,013 |
| Intermediate Proton Beam Radiation Treatment77523 | 1,301 | $952 |
| Simple Proton Beam Radiation Treatment With Compensation77522 | 1,019 | $803 |
| Continuing Radiation Therapy Consultation Per Week77336 | 796 | $93 |
| Calculation of Radiation Therapy Dose77300 | 533 | $35 |
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Northwestern Medicine Chicago Proton Center
Registry dates
- Enumerated
- 2010-06-22
- Last updated
- 2025-02-12
- Certified
- 2025-02-12
Frequently asked questions
- What is Illinois Proton Center LLC's NPI number?
- Illinois Proton Center LLC's National Provider Identifier (NPI) is 1972824142, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Illinois Proton Center LLC?
- Illinois Proton Center LLC is classified in the NPPES registry as Radiation Oncology Clinic/Center (Ambulatory Health Care Facilities).
- Where is Illinois Proton Center LLC located?
- Illinois Proton Center LLC's practice location on file with NPPES is 4455 Weaver Pkwy, Warrenville, IL 60555-3269.
- What is Illinois Proton Center LLC's phone number?
- The practice phone number listed in the NPPES registry for Illinois Proton Center LLC is (630) 821-6400.
- Does Illinois Proton Center LLC accept Medicare?
- Illinois Proton Center LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Illinois Proton Center LLC?
- The authorized official listed on Illinois Proton Center LLC's NPPES record is Michael Mullen, Vp, Hospital Revenue Cycle, Nmhc. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Illinois Proton Center LLC's NPI active?
- Yes — Illinois Proton Center LLC's NPI (1972824142) is active in the NPPES registry as of the last update on 2025-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.