Maher C. Nahlawi, MD
NPI 1881688596ActiveIndividual· Internal Medicine, Cardiovascular Disease· Libertyville, IL
Internal Medicine, Cardiovascular Disease (MD) with Lake Heart Specialists, practicing in Libertyville, Illinois. In 2024 Medicare paid $1,049,750 for 1,873 patients, and Part D covered 6,494 of their prescriptions, 79% of them generic. E.R. Squibb & Sons, L.L.C. was the largest of 20 companies reporting payments in 2025, $1,801 in all, mostly food and beverage. Lists Advocate Condell Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1881688596 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 8, 2005 |
| Last updated in NPPES | Dec 29, 2021 |
| Certified by provider | Dec 29, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 036098531 | IL |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 35074617N | OH |
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 - Cardiovascular Disease (Cardiology) (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,873 |
|---|---|
| Services billed | 9,639 across 88 procedure codes |
| Paid by Medicare | $1,049,750 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,494 · 16,018 30-day fills |
|---|---|
| Patients | 796 |
| Total drug cost | $1,393,658 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Nuclear Medicine |
| Telehealth | Offers telehealth |
Medical group
- Lake Heart SpecialistsLibertyville, IL · 6 clinicians
Hospital affiliations
- Advocate Condell Medical CenterLibertyville, IL
- Advocate Illinois Masonic Medical CenterChicago, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Lake Forest HospitalLake Forest, IL
- Vista Medical Center EastWaukegan, IL
Industry payments (Open Payments)
- 2025$1,801 · 103 payments from 20 companies
- 2024$1,708 · 76 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $256.82 | 33 |
| Novartis Pharmaceuticals Corporation | $243.81 | 13 |
| Pfizer Inc. | $228.39 | 7 |
| Heartflow, Inc. | $153.32 | 8 |
| Scpharmaceuticals Inc. | $136.28 | 6 |
What the 2025 payments were for
- Food and Beverage$1,801 · 103 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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