Catherine Cheng, MD
NPI 1124046446ActiveIndividual· Internal Medicine· Riverside, IL
Internal Medicine (MD) in Riverside, Illinois, trained at University of Chicago, Pritzker School of Medicine (class of 1999). 17 Medicare patients in 2024, $4,048 paid; nearly all of their 164 Part D prescriptions were generic (98%). Cleerly, Inc. reported $170.42 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1124046446 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 17, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-106795 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 17 |
|---|---|
| Services billed | 70 across 14 procedure codes |
| Paid by Medicare | $4,048 |
Part D prescriptions in 2024
| Prescriptions (claims) | 164 · 388 30-day fills |
|---|---|
| Patients | 19 |
| Total drug cost | $2,520 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Memorial HospitalChicago, IL
Industry payments (Open Payments)
- 2025$170.42 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cleerly, Inc. | $170.42 | 1 |
What the 2025 payments were for
- Food and Beverage$170.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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