KI SEOK WON MD
NPI 1164048179
Internal Medicine in Evanston, IL
About Ki Seok Won Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KI SEOK WON MD (NPI 1164048179) is an individual internal medicine provider in Evanston, Illinois, licensed in Indiana (01089065A) and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS, is affiliated with Goshen Hospital, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
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
Ki Seok Won 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 Reassignment
Medicare enrollment records show Ki Seok Won reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Goshen, IN 46526
- Reassigned Medicare billing, Indiana enrollment
- 172 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 5
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Goshen Hospital
Acute Care Hospitals · Goshen, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60202 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.
EVANSTON, IL 60202
EVANSTON, IL 60202
EVANSTON, IL 60202
EVANSTON, IL 60202
EVANSTON, IL 60202
EVANSTON, IL 60202
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 Ki Seok Won's NPI number?
The NPI number for Ki Seok Won is 1164048179. It was assigned to this individual provider in the NPPES registry on June 25, 2020.
Where is Ki Seok Won located?
Ki Seok Won practices at 355 Ridge Ave, Evanston, IL 60202. The listed phone number is (847) 316-4000.
What is Ki Seok Won's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ki Seok Won enrolled in Medicare?
Yes. Ki Seok Won 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 Ki Seok Won's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ki Seok Won reassigns Medicare benefits to Apogee Medical Group Indiana PC (Goshen, IN). 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 Ki Seok Won's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ki Seok Won accept?
Health plans from CareSource list Ki Seok Won 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 Ki Seok Won affiliated with any hospitals?
According to CMS data, Ki Seok Won is affiliated with Goshen Hospital.
When was this NPI record last updated?
The NPPES record for Ki Seok Won was last updated on March 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ki Seok Won, MD · NPI 1164048179
Internal Medicine physician in Evanston, Illinois. Individual provider, active in the CMS NPPES registry since June 25, 2020.
## Identity
- **NPI:** 1164048179 (Entity type: Individual)
- **Enumerated:** June 25, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 01089065A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 355 RIDGE AVE, Evanston, IL 60202-3328
- **Phone:** (847) 316-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Apogee Medical Group Indiana PC (NPI 1093973885, Goshen, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** March 26, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1164048179) · Data from the CMS NPPES public registry.