MICHAEL G ARTHOFER MD
NPI 1639107428
Radiology - Diagnostic Radiology in Joliet, IL
About Michael G Arthofer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL G ARTHOFER MD (NPI 1639107428) is an individual diagnostic radiology provider in Joliet, Illinois and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Presence Saint Joseph Medical Center, and is a graduate of Rush Medical College Of Rush University (1983).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
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
Michael G Arthofer Md 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
3Medicare enrollment records show Michael Arthofer reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60631
- Reassigned Medicare billing, Illinois enrollment
- 78 clinicians in this Medicare group
Mequon, WI 53092
- Reassigned Medicare billing, Illinois enrollment
- 59 clinicians in this Medicare group
Victorville, CA 92395
- Reassigned Medicare billing, Illinois enrollment
- 18 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 74
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.
Presence Saint Joseph Medical Center
Acute Care Hospitals · Joliet, ILPresence Saint Francis Hospital
Acute Care Hospitals · Evanston, ILAmita Health Resurrection Medical Center
Acute Care Hospitals · Chicago, ILPresence St Marys Hospital
Acute Care Hospitals · Kankakee, ILPresence Saints Mary And Elizabeth Medical Center
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60435 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 12
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 Michael Arthofer's NPI number?
The NPI number for Michael Arthofer is 1639107428. It was assigned to this individual provider in the NPPES registry on June 29, 2006.
Where is Michael Arthofer located?
Michael Arthofer practices at 333 N Madison St Joliet Radiological Service Corp Provena St Joseph Med, Joliet, IL 60435. The listed phone number is (815) 741-7213.
What is Michael Arthofer's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Michael Arthofer enrolled in Medicare?
Yes. Michael Arthofer 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 Michael Arthofer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Arthofer reassigns Medicare benefits to 3 organizations: Illinois Diagnostic And Interventional Radiology PLLC (Chicago, IL), Precision Radiology - Illinois Ltd (Mequon, WI) and Sol Radiology, Inc. (Victorville, CA). 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 Michael Arthofer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Arthofer affiliated with any hospitals?
According to CMS data, Michael Arthofer is affiliated with Presence Saint Joseph Medical Center, Presence Saint Francis Hospital, Amita Health Resurrection Medical Center, Presence St Marys Hospital and Presence Saints Mary And Elizabeth Medical Center.
When was this NPI record last updated?
The NPPES record for Michael Arthofer was last updated on November 15, 2007. 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.