Paul A. Greenfield, OD
NPI 1093716557ActiveIndividual· Optometrist· Sioux Falls, SD
Optometrist (OD) in Sioux Falls, South Dakota, trained at Southern College of Optometry (class of 1993). In 2024 Medicare paid $45,410 for 396 patients, and Part D covered 239 of their prescriptions, 68% of them generic. Alcon Vision LLC reported $114.64 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1093716557 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Aug 9, 2005 |
| Last updated in NPPES | Sep 2, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | S16T | SD |
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 - Optometry (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 396 |
|---|---|
| Services billed | 720 across 15 procedure codes |
| Paid by Medicare | $45,410 |
Part D prescriptions in 2024
| Prescriptions (claims) | 239 · 344 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $25,165 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Southern College of Optometry |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Optometry |
Medical group
- The Eye Doctors PCSioux Falls, SD · 4 clinicians
Industry payments (Open Payments)
- 2025$114.64 · 1 payment from 1 company
- 2024$107.02 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $114.64 | 1 |
What the 2025 payments were for
- Food and Beverage$114.64 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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