HONG JUN YUN MD
NPI 1396065884
Internal Medicine - Interventional Cardiology in Palos Park, IL
About Hong Jun Yun Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HONG JUN YUN MD (NPI 1396065884) is an individual interventional cardiology provider in Palos Park, Illinois, licensed in Illinois (036145795) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Presence Saint Joseph Medical Center, and maintains a secondary practice location in Ypsilanti.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
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
Hong Jun Yun 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
2Medicare enrollment records show Hong Jun Yun reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Palos Park, IL 60464
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Heart Care Centers Of Illinois, S.C.
- 36 clinicians in this Medicare group
Burr Ridge, IL 60527
- Reassigned Medicare billing, Illinois enrollment
- 381 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 42
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, ILPalos Community Hospital
Acute Care Hospitals · Palos Heights, ILMorris Hospital & Healthcare Centers
Acute Care Hospitals · Morris, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, 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 60464 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.
PALOS PARK, IL 60464
PALOS PARK, IL 60464
PALOS PARK, IL 60464
PALOS PARK, IL 60464
PALOS PARK, IL 60464
PALOS PARK, IL 60464
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 Hong Jun Yun's NPI number?
The NPI number for Hong Jun Yun is 1396065884. It was assigned to this individual provider in the NPPES registry on June 7, 2010.
Where is Hong Jun Yun located?
Hong Jun Yun practices at 13011 S 104th Ave Ste 100, Palos Park, IL 60464. The listed phone number is (708) 478-3600.
What is Hong Jun Yun's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is Hong Jun Yun enrolled in Medicare?
Yes. Hong Jun Yun 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 Hong Jun Yun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hong Jun Yun reassigns Medicare benefits to 2 organizations: Heart Care Centers Of Illinois, Sc (Palos Park, IL) and Adventist Health Partners, Inc (Burr Ridge, 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 Hong Jun Yun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hong Jun Yun accept?
Health plans from Oscar Health list Hong Jun Yun as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Hong Jun Yun affiliated with any hospitals?
According to CMS data, Hong Jun Yun is affiliated with Presence Saint Joseph Medical Center, Palos Community Hospital, Morris Hospital & Healthcare Centers, Advocate Christ Hospital & Medical Center and Silver Cross Hospital And Medical Centers.
When was this NPI record last updated?
The NPPES record for Hong Jun Yun was last updated on December 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.