Nathan Buth Reader, MD
NPI 1184609646ActiveIndividual· Ophthalmology· Edina, MN
Ophthalmology (MD) in Edina, Minnesota, trained at Washington University School of Medicine (class of 2000). In 2024 Medicare paid $179,975 for 782 patients, and Part D covered 2,815 of their prescriptions, 73% of them generic. Alcon Vision LLC was the largest of 3 companies reporting payments in 2025, $88.63 in all, mostly food and beverage.
Overview
| NPI | 1184609646 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 7, 2005 |
| Last updated in NPPES | Apr 22, 2021 |
| Certified by provider | Apr 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 46489 | MN |
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 (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 782 |
|---|---|
| Services billed | 1,835 across 31 procedure codes |
| Paid by Medicare | $179,975 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,815 · 5,411 30-day fills |
|---|---|
| Patients | 583 |
| Total drug cost | $202,656 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | Washington University School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Ophthalmology |
Medical group
- Ophthalmology AssociatesEdina, MN · 7 clinicians
Industry payments (Open Payments)
- 2025$88.63 · 4 payments from 3 companies
- 2024$127.25 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $45.61 | 2 |
| Harrow Eye, LLC | $27.33 | 1 |
| Mallinckrodt Hospital Products Inc. | $15.69 | 1 |
What the 2025 payments were for
- Food and Beverage$88.63 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 61 ophthalmologists in Edina · All ophthalmologists in Minnesota