Hesham Mahmoud Atwa, M.D.
NPI 1841286788ActiveIndividual· Surgery· Port Jefferson, NY
Surgery (M.D.) in Port Jefferson, New York, licensed in NY, with an NPI issued in September 2005. 301 Medicare patients in 2024, $149,345 paid; nearly all of their 262 Part D prescriptions were generic (96%). Intuitive Surgical, Inc. was the largest of 5 companies reporting payments in 2025, $4,840 in all, mostly education. Lists John T Mather Memorial Hospital of Port Jefferson and 1 other hospital as hospital affiliations.
Overview
| NPI | 1841286788 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 26, 2005 |
| Last updated in NPPES | Oct 5, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 221306 | NY |
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 - General Surgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 301 |
|---|---|
| Services billed | 787 across 92 procedure codes |
| Paid by Medicare | $149,345 |
Part D prescriptions in 2024
| Prescriptions (claims) | 262 · 400 30-day fills |
|---|---|
| Patients | 118 |
| Total drug cost | $11,379 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | General Surgery |
Hospital affiliations
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY
- St Charles HospitalPort Jefferson, NY
Industry payments (Open Payments)
- 2025$4,840 · 20 payments from 5 companies
- 2024$9,963 · 27 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $4,668 | 15 |
| Solventum Corporation | $52.05 | 2 |
| Integra Lifesciences Corporation | $49.59 | 1 |
| Smith+nephew, Inc. | $46.96 | 1 |
| Lilly USA, LLC | $23.00 | 1 |
What the 2025 payments were for
- Education$4,308 · 11 payments
- Food and Beverage$340.15 · 7 payments
- Travel and Lodging$191.90 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 general surgeons in Port Jefferson · All general surgeons in New York