Len Michael Lee, D.O.
NPI 1598818395ActiveIndividual· Emergency Medicine· Barrington, IL
Emergency Medicine (D.O.) in Barrington, Illinois, trained at Oklahoma State University College of Osteopathic Medicine (class of 1990). 527 Medicare patients in 2024, $68,434 paid; nearly all of their 112 Part D prescriptions were generic (91%).
Overview
| NPI | 1598818395 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jan 18, 2007 |
| Last updated in NPPES | Oct 15, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 036089274 | 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 - Emergency Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 527 |
|---|---|
| Services billed | 575 across 32 procedure codes |
| Paid by Medicare | $68,434 |
Part D prescriptions in 2024
| Prescriptions (claims) | 112 · 138 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $1,659 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Oklahoma State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Emergency Medicine |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Memorial HospitalChicago, IL
- Silver Cross Hospital and Medical CentersNew Lenox, 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 16 emergency medicine physicians in Barrington · All emergency medicine physicians in Illinois