Kyong Christopher Oh, M.D.
NPI 1144253048ActiveIndividual· Internal Medicine· Niles, IL
Internal Medicine (M.D.) in Niles, Illinois, trained at Northwestern University Feinberg Medical School (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $251,960 for 6,094 claims, against $114,218 paid for services in 2024.
Overview
| NPI | 1144253048 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 7, 2006 |
| Last updated in NPPES | Dec 10, 2021 |
| Certified by provider | Dec 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-108822 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 133 |
|---|---|
| Services billed | 1,747 across 32 procedure codes |
| Paid by Medicare | $114,218 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,094 · 15,346 30-day fills |
|---|---|
| Patients | 478 |
| Total drug cost | $251,960 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Advocate Lutheran General HospitalPark Ridge, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 internal medicine physicians in Niles · All internal medicine physicians in Illinois