DR. CHRIS KOLYVAS M.D.
NPI 1932157302
Internal Medicine - Cardiovascular Disease in New Lenox, IL
About Dr. Chris Kolyvas M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHRIS KOLYVAS M.D. (NPI 1932157302) is an individual cardiovascular disease provider in New Lenox, Illinois, licensed in Illinois (036079120) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Presence Saint Joseph Medical Center, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses 2
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 and accepts Medicare assignment
Dr. Chris Kolyvas M.d. 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 Reassignment
Medicare enrollment records show Chris Kolyvas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Downers Grove, IL 60515
- Reassigned Medicare billing, Illinois enrollment
- 184 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 33
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 3
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, ILMorris Hospital & Healthcare Centers
Acute Care Hospitals · Morris, ILSilver Cross Hospital And Medical Centers
Acute Care Hospitals · New Lenox, ILPhysician 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 Chris Kolyvas's NPI number?
The NPI number for Chris Kolyvas is 1932157302. It was assigned to this individual provider in the NPPES registry on May 5, 2006.
Where is Chris Kolyvas located?
Chris Kolyvas practices at 1890 Silver Cross Blvd Ste 240, New Lenox, IL 60451. The listed phone number is (815) 740-1900.
What is Chris Kolyvas's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Chris Kolyvas enrolled in Medicare?
Yes. Chris Kolyvas 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 organization bills Medicare for Chris Kolyvas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chris Kolyvas reassigns Medicare benefits to Dupage Medical Group Ltd (Downers Grove, 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 Chris Kolyvas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Chris Kolyvas affiliated with any hospitals?
According to CMS data, Chris Kolyvas is affiliated with Presence Saint Joseph Medical Center, Morris Hospital & Healthcare Centers and Silver Cross Hospital And Medical Centers.
When was this NPI record last updated?
The NPPES record for Chris Kolyvas was last updated on February 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.