Chong H. Pak, MD
NPI 1003926296ActiveIndividual· Hospitalist· Arlington Heights, IL
Hospitalist (MD) with Rockford Health Physicians and 1 other group, practicing in Arlington Heights, Illinois. 318 Medicare patients in 2024, $100,589 paid; nearly all of their 221 Part D prescriptions were generic (90%). Lists Alexian Brothers Medical Center 1 and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1003926296 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | May 10, 2021 |
| Certified by provider | May 10, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 036-112526 | IL |
| Internal Medicine | 207R00000X | 036112526 | 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 - Hospitalist (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 318 |
|---|---|
| Services billed | 1,098 across 10 procedure codes |
| Paid by Medicare | $100,589 |
Part D prescriptions in 2024
| Prescriptions (claims) | 221 · 237 30-day fills |
|---|---|
| Patients | 133 |
| Total drug cost | $7,978 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical groups
- Rockford Health PhysiciansRockford, IL · 521 clinicians
- Cook Physician Services, P.C.Hoffman Estates, IL · 57 clinicians
Hospital affiliations
- Alexian Brothers Medical Center 1Elk Grove Village, IL
- Javon Bea HospitalRockford, IL
- St Alexius Medical CenterHoffman Estates, 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 43 hospitalists in Arlington Heights · All hospitalists in Illinois