Maciej Klosowski, MD
NPI 1093177628ActiveIndividual· Anesthesiology· Lewes, DE
Anesthesiology (MD) with Delaware Anesthesia Associates PA, practicing in Lewes, Delaware. Medicare paid $61,875 for services to 664 patients in 2024. Merck Sharp & Dohme LLC reported $19.51 in payments in 2024, mostly food and beverage. Lists Beebe Medical Center as a hospital affiliation.
Overview
| NPI | 1093177628 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2016 |
| Last updated in NPPES | Aug 27, 2021 |
| Certified by provider | Aug 27, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | C1-0024033 | DE |
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 - Anesthesiology (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 664 |
|---|---|
| Services billed | 796 across 72 procedure codes |
| Paid by Medicare | $61,875 |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical group
- Delaware Anesthesia Associates PALewes, DE · 33 clinicians
Hospital affiliation
- Beebe Medical CenterLewes, DE
Industry payments (Open Payments)
- 2024$19.51 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $19.51 | 1 |
What the 2024 payments were for
- Food and Beverage$19.51 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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