Peter Wookjin Lee, DO
NPI 1326509647ActiveIndividual· Hospitalist· Arlington Heights, IL
Hospitalist (DO) with Endeavor Health Medical Group, practicing in Arlington Heights, Illinois. 488 Medicare patients in 2024, $122,924 paid; nearly all of their 260 Part D prescriptions were generic (91%). Novartis Pharmaceuticals Corporation was the largest of 2 companies reporting payments in 2025, $130.42 in all, mostly food and beverage. Lists Northshore University Healthsystem - Evanston Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1326509647 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Mar 28, 2019 |
| Last updated in NPPES | Jul 23, 2026 |
| Certified by provider | Jul 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 036158860 | IL |
| Internal Medicine | 207R00000X | 036158860 | 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 | 488 |
|---|---|
| Services billed | 1,343 across 14 procedure codes |
| Paid by Medicare | $122,924 |
Part D prescriptions in 2024
| Prescriptions (claims) | 260 · 267 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $11,592 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwest Community Hospital 1Arlington Heights, IL
Industry payments (Open Payments)
- 2025$130.42 · 7 payments from 2 companies
- 2024$175.57 · 9 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $116.42 | 6 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $14.00 | 1 |
What the 2025 payments were for
- Food and Beverage$130.42 · 7 payments
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