ERNEST WALTER WAINTRAUB M.D.
NPI 1740454552
Emergency Medicine in Olympia Fields, IL
About Ernest Walter Waintraub M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERNEST WALTER WAINTRAUB M.D. (NPI 1740454552) is an individual emergency medicine provider in Olympia Fields, Illinois, licensed in Illinois (036126442) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS and maintains a secondary practice location in Tinley Park.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ernest Walter Waintraub M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Ernest Waintraub reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Frankfort, IL 60423
- Reassigned Medicare billing, Illinois enrollment
- 28 clinicians in this Medicare group
Evergreen Park, IL 60805
- Reassigned Medicare billing, Illinois enrollment
- 183 clinicians in this Medicare group
Peoria, IL 61615
- Reassigned Medicare billing, Illinois enrollment
- 2,944 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 60461 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.
OLYMPIA FIELDS, IL 60461
OLYMPIA FIELDS, IL 60461
OLYMPIA FIELDS, IL 60461
OLYMPIA FIELDS, IL 60461
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 Ernest Waintraub's NPI number?
The NPI number for Ernest Waintraub is 1740454552. It was assigned to this individual provider in the NPPES registry on April 14, 2008.
Where is Ernest Waintraub located?
Ernest Waintraub practices at 20201 Crawford Ave, Olympia Fields, IL 60461. The listed phone number is (708) 747-4000.
What is Ernest Waintraub's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Ernest Waintraub enrolled in Medicare?
Yes. Ernest Waintraub is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ernest Waintraub's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ernest Waintraub reassigns Medicare benefits to 3 organizations: Emerge Medstaffing LLC (Frankfort, IL), Osf Healthcare System (Evergreen Park, IL) and Osf Multi-Specialty Group (Peoria, IL). 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 Ernest Waintraub'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 Ernest Waintraub was last updated on March 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.