Elisabeth K. Cormier, MD
NPI 1891781241ActiveIndividual· Internal Medicine· Lake Forest, IL
Internal Medicine (MD) in Lake Forest, Illinois, trained at University of Chicago, Pritzker School of Medicine (class of 1986). 194 Medicare patients in 2024, $69,173 paid; nearly all of their 329 Part D prescriptions were generic (97%). Urgo Medical North America, LLC was the largest of 4 companies reporting payments in 2025, $158.82 in all, mostly food and beverage.
Overview
| NPI | 1891781241 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 21, 2005 |
| Last updated in NPPES | Jul 31, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036076935 | 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 | 194 |
|---|---|
| Services billed | 1,328 across 22 procedure codes |
| Paid by Medicare | $69,173 |
Part D prescriptions in 2024
| Prescriptions (claims) | 329 · 348 30-day fills |
|---|---|
| Patients | 104 |
| Total drug cost | $9,868 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Internal Medicine |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Memorial HospitalChicago, IL
Other facilities
- Aviense Home Healthcare IncHome health agency · Romeoville, IL
- Care for Life Home HealthHome health agency · Elgin, IL
- Meridian Home Health Care Services, IncHome health agency · Libertyville, IL
Industry payments (Open Payments)
- 2025$158.82 · 5 payments from 4 companies
- 2024$248.37 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Urgo Medical North America, LLC | $89.70 | 2 |
| Smith+nephew, Inc. | $31.67 | 1 |
| Ets Wound Care LLC | $22.95 | 1 |
| Cashflow Solutions, LLC | $14.50 | 1 |
What the 2025 payments were for
- Food and Beverage$158.82 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 internal medicine physicians in Lake Forest · All internal medicine physicians in Illinois