Claude J. Dimarco, DO
NPI 1386727097ActiveIndividual· Otolaryngology· Seaford, DE
Otolaryngology (DO) in Seaford, Delaware, trained at Philadelphia College of Osteopathic Medicine (class of 1984). 1,119 Medicare patients in 2024, $166,511 paid; nearly all of their 1,273 Part D prescriptions were generic (93%). Genentech USA, Inc. was the largest of 10 companies reporting payments in 2025, $464.94 in all, mostly food and beverage.
Overview
| NPI | 1386727097 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Oct 24, 2006 |
| Last updated in NPPES | Apr 15, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | C20003456 | 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 - Allergy/Immunology (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,119 |
|---|---|
| Services billed | 11,010 across 46 procedure codes |
| Paid by Medicare | $166,511 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,273 · 2,714 30-day fills |
|---|---|
| Patients | 399 |
| Total drug cost | $102,410 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Allergy/Immunology |
Hospital affiliations
- Beebe Medical CenterLewes, DE
- Tidalhealth Nanticoke, Inc.Seaford, DE
Industry payments (Open Payments)
- 2025$464.94 · 23 payments from 10 companies
- 2024$299.04 · 14 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $119.39 | 6 |
| Glaxosmithkline, LLC. | $58.31 | 3 |
| Sanofi-Aventis U.S. LLC | $52.99 | 1 |
| Genzyme Corporation | $49.51 | 3 |
| Ars Pharmaceuticals Operations, Inc. | $42.44 | 2 |
What the 2025 payments were for
- Food and Beverage$411.95 · 22 payments
- Education$52.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other otolaryngologists in Seaford
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