DR. ROBERT ELGAR D.O.
NPI 1225087547
Internal Medicine - Cardiovascular Disease in New Lenox, IL
About Dr. Robert Elgar D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT ELGAR D.O. (NPI 1225087547) is an individual cardiovascular disease provider in New Lenox, Illinois, licensed in Illinois (036072620) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Dr. Robert Elgar D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Robert Elgar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Naperville, IL 60540
- Reassigned Medicare billing, Illinois enrollment
- 268 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 32
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 60451 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW LENOX, IL 60451
NEW LENOX, IL 60451
NEW LENOX, IL 60451
NEW LENOX, IL 60451
NEW LENOX, IL 60451
NEW LENOX, IL 60451
NEW LENOX, IL 60451
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 Elgar's NPI number?
The NPI number for Robert Elgar is 1225087547. It was assigned to this individual provider in the NPPES registry on May 6, 2006.
Where is Robert Elgar located?
Robert Elgar practices at 1890 Silver Cross Blvd Ste 240, New Lenox, IL 60451. The listed phone number is (815) 740-1900.
What is Robert Elgar's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Robert Elgar enrolled in Medicare?
Yes. Robert Elgar is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Robert Elgar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Elgar reassigns Medicare benefits to Edward Hospital (Naperville, 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 Elgar'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 Elgar was last updated on February 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.