Waddah Ahdab, MD
NPI 1255388286ActiveIndividual· Internal Medicine· Highland, IN
Internal Medicine (MD) in Highland, Indiana, trained at Illinois Medical College (class of 1984). In 2024 Medicare paid $312,431 for 592 patients, and Part D covered 3,903 of their prescriptions, 84% of them generic. Amgen Inc. reported $21.97 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1255388286 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 27, 2006 |
| Last updated in NPPES | Mar 17, 2021 |
| Certified by provider | Mar 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 01046859A | IN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 592 |
|---|---|
| Services billed | 5,074 across 42 procedure codes |
| Paid by Medicare | $312,431 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,903 · 7,782 30-day fills |
|---|---|
| Patients | 458 |
| Total drug cost | $357,300 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Illinois Medical College |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Internal Medicine |
Medical group
- Columbia Medical Center LtdHighland, IN · 6 clinicians
Hospital affiliations
- Community HospitalMunster, IN
- Franciscan Health DyerDyer, IN
- St Catherine Hospital IncEast Chicago, IN
Other facilities
- Powers Home Health ServicesHome health agency · Hobart, IN
Industry payments (Open Payments)
- 2025$21.97 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $21.97 | 1 |
What the 2025 payments were for
- Food and Beverage$21.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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