Nicholas H. Tosi, MD
NPI 1891924650ActiveIndividual· Ophthalmology, Retina Specialist· Milwaukee, WI
Ophthalmology, Retina Specialist (MD) in Milwaukee, Wisconsin, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 2009). In 2024 Medicare paid $5,098,038 for 1,111 patients, and Part D covered 1,460 of their prescriptions, 55% of them generic. Ocular Therapeutix, Inc. was the largest of 5 companies reporting payments in 2025, $2,716 in all, mostly consulting fees.
Overview
| NPI | 1891924650 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 14, 2009 |
| Last updated in NPPES | Mar 7, 2023 |
| Certified by provider | Jun 23, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | 63729 | WI |
| Ophthalmology | 207W00000X | 63729 | WI |
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 - Ophthalmology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,111 |
|---|---|
| Services billed | 76,716 across 33 procedure codes |
| Paid by Medicare | $5,098,038 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,460 · 2,476 30-day fills |
|---|---|
| Patients | 398 |
| Total drug cost | $66,542 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Ophthalmology |
Medical group
- Retina and Vitreous Consultants of Wi, Ltd.Milwaukee, WI · 4 clinicians
Hospital affiliation
- Aurora St Lukes Medical CenterMilwaukee, WI
Industry payments (Open Payments)
- 2025$2,716 · 8 payments from 5 companies
- 2024$676.50 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ocular Therapeutix, Inc. | $2,400 | 2 |
| Regeneron Healthcare Solutions, Inc. | $125.00 | 1 |
| Ani Pharmaceuticals, Inc. | $81.33 | 2 |
| Optos, Inc. | $70.70 | 1 |
| Astellas Pharma US Inc | $38.73 | 2 |
What the 2025 payments were for
- Consulting Fee$2,400 · 2 payments
- Food and Beverage$245.06 · 5 payments
- Entertainment$70.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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