Giannis Aimant Moustafa, MD
NPI 1518509439ActiveIndividual· Ophthalmology· Milwaukee, WI
Ophthalmology (MD) with The Medical College of Wisconsin Inc, practicing in Milwaukee, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $16,372 for 352 claims, against $2,116 paid for services in 2024. Stryker Corporation reported $25.96 in payments in 2025, mostly food and beverage. Lists Froedtert Memorial Lutheran Hospital as a hospital affiliation.
Overview
| NPI | 1518509439 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 11, 2019 |
| Last updated in NPPES | Jul 18, 2024 |
| Certified by provider | Jul 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 83240-20 | WI |
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 - Ophthalmology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 14 across 10 procedure codes |
| Paid by Medicare | $2,116 |
Part D prescriptions in 2024
| Prescriptions (claims) | 352 · 461 30-day fills |
|---|---|
| Patients | 162 |
| Total drug cost | $16,372 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- The Medical College of Wisconsin IncMilwaukee, WI · 2,115 clinicians
Hospital affiliation
- Froedtert Memorial Lutheran HospitalMilwaukee, WI
Industry payments (Open Payments)
- 2025$25.96 · 1 payment from 1 company
- 2024$56.22 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $25.96 | 1 |
What the 2025 payments were for
- Food and Beverage$25.96 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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