Donald T. Allegra, M.D.
NPI 1659347649ActiveIndividual· Internal Medicine, Infectious Disease· Randolph, NJ
Internal Medicine, Infectious Disease (M.D.) in Randolph, New Jersey, with an NPI issued in February 2006. Their prescriptions cost Medicare Part D more than their services did: $691,627 for 659 claims, against $82,638 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $482.02 in all, mostly food and beverage.
Overview
| NPI | 1659347649 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Jul 12, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | — | NJ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Infectious Disease (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 277 |
|---|---|
| Services billed | 16,961 across 45 procedure codes |
| Paid by Medicare | $82,638 |
Part D prescriptions in 2024
| Prescriptions (claims) | 659 · 1,014 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $691,627 |
| Generic share | 67% of claims |
Industry payments (Open Payments)
- 2025$482.02 · 7 payments from 5 companies
- 2024$626.22 · 25 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $235.40 | 2 |
| Shionogi Inc | $121.97 | 1 |
| Cumberland Pharmaceuticals, Inc. | $85.54 | 2 |
| Sanofi Pasteur Inc. | $22.15 | 1 |
| Acadia Pharmaceuticals Inc | $16.96 | 1 |
What the 2025 payments were for
- Food and Beverage$482.02 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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