Ronald E. Sam, D.O.
NPI 1073537643ActiveIndividual· Internal Medicine· Oak Lawn, IL
Internal Medicine (D.O.) with Lake County Acute Care LLP, practicing in Oak Lawn, Illinois. Their prescriptions cost Medicare Part D more than their services did: $472,052 for 8,647 claims, against $106,806 paid for services in 2024. Edwards Lifesciences Corporation was the largest of 2 companies reporting payments in 2025, $52.94 in all, mostly food and beverage. Lists Advocate Christ Hospital & Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1073537643 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Dec 12, 2025 |
| Certified by provider | Dec 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 336055662 | 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 (FL); Practitioner - Internal Medicine (IL); Practitioner - Emergency Medicine (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 175 |
|---|---|
| Services billed | 1,029 across 17 procedure codes |
| Paid by Medicare | $106,806 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,647 · 9,241 30-day fills |
|---|---|
| Patients | 223 |
| Total drug cost | $472,052 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
Medical group
- Lake County Acute Care LLPGurnee, IL · 18 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Osf Little Company of Mary Medical CenterEvergreen Park, IL
Other facilities
- Caress Home Health Care IncHome health agency · Skokie, IL
- Lion's Heart Home Health IncHome health agency · Lincolnwood, IL
Industry payments (Open Payments)
- 2025$52.94 · 2 payments from 2 companies
- 2024$35.42 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $29.02 | 1 |
| Novo Nordisk Inc | $23.92 | 1 |
What the 2025 payments were for
- Food and Beverage$52.94 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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