Gilbert A. Leidig Jr., M.D.
NPI 1902835770ActiveIndividual· Internal Medicine, Cardiovascular Disease· Newark, DE
Internal Medicine, Cardiovascular Disease (M.D.) in Newark, Delaware, trained at Perelman School of Med at the University of Pennsylvania (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $1,969,237 for 11,056 claims, against $515,996 paid for services in 2024. Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $55.31 in all, mostly food and beverage.
Overview
| NPI | 1902835770 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 2, 2006 |
| Last updated in NPPES | Feb 8, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | C10004837 | DE |
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) (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 3,302 |
|---|---|
| Services billed | 8,976 across 68 procedure codes |
| Paid by Medicare | $515,996 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,056 · 30,408 30-day fills |
|---|---|
| Patients | 1,650 |
| Total drug cost | $1,969,237 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Perelman School of Med at the University of Pennsylvania |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Christiana Care Health Services IncNewark, DE · 1,483 clinicians
- Cardiology Physicians, LLCNewark, DE · 49 clinicians
Hospital affiliations
- Bayhealth Medical Center, Kent CampusDover, DE
- Beebe Medical CenterLewes, DE
- Chester County HospitalWest Chester, PA
- Christiana HospitalNewark, DE
- Union Hospital of Cecil CountyElkton, MD
Industry payments (Open Payments)
- 2025$55.31 · 3 payments from 3 companies
- 2024$194.40 · 14 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $27.29 | 1 |
| Novartis Pharmaceuticals Corporation | $14.49 | 1 |
| Siemens Medical Solutions USA, Inc. | $13.53 | 1 |
What the 2025 payments were for
- Food and Beverage$55.31 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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