ROBERT SLIWA D.O.
NPI 1902823503
Emergency Medicine in Springfield, IL
About Robert Sliwa D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT SLIWA D.O. (NPI 1902823503) is an individual emergency medicine provider in Springfield, Illinois, licensed in Indiana (02001701) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Robert Sliwa D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Robert Sliwa reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Springfield, IL 62781
- Reassigned Medicare billing, Illinois enrollment
- 141 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62769 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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, IL 62769
SPRINGFIELD, IL 62769
SPRINGFIELD, IL 62769
SPRINGFIELD, IL 62769
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 Robert Sliwa's NPI number?
The NPI number for Robert Sliwa is 1902823503. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Robert Sliwa located?
Robert Sliwa practices at 800 E Carpenter St, Springfield, IL 62769. The listed phone number is (217) 544-6464.
What is Robert Sliwa's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Robert Sliwa enrolled in Medicare?
Yes. Robert Sliwa is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Robert Sliwa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Sliwa reassigns Medicare benefits to Midwest Emergency Department Specialists Ltd (Springfield, IL). 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 Robert Sliwa'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 Robert Sliwa was last updated on February 8, 2008. 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.