DR. KYONG CHRISTOPHER OH M.D.
NPI 1144253048
Internal Medicine in Niles, IL
About Dr. Kyong Christopher Oh M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KYONG CHRISTOPHER OH M.D. (NPI 1144253048) is an individual internal medicine provider in Niles, Illinois, licensed in Illinois (036-108822) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and is a graduate of Northwestern University Feinberg Medical School (2000).
NPPES Registry Identity
Specialties & Licenses
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. Kyong Christopher Oh 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 Kyong Oh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Glenview, IL 60026
- Reassigned Medicare billing, Illinois enrollment
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 21
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northshore University Healthsystem - Evanston Hospital
Acute Care Hospitals · Evanston, ILAdvocate Lutheran General Hospital
Acute Care Hospitals · Park Ridge, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60714 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Kyong Oh's NPI number?
The NPI number for Kyong Oh is 1144253048. It was assigned to this individual provider in the NPPES registry on July 7, 2006.
Where is Kyong Oh located?
Kyong Oh practices at 241 Golf Mill Ctr Ste 508, Niles, IL 60714. The listed phone number is (847) 375-8181.
What is Kyong Oh's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Kyong Oh enrolled in Medicare?
Yes. Kyong Oh 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 Kyong Oh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kyong Oh reassigns Medicare benefits to Chris Oh, M.D., S.C. (Glenview, 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 Kyong Oh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Kyong Oh affiliated with any hospitals?
According to CMS data, Kyong Oh is affiliated with Northshore University Healthsystem - Evanston Hospital and Advocate Lutheran General Hospital.
When was this NPI record last updated?
The NPPES record for Kyong Oh was last updated on December 10, 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.