Gregory Nelson
NPI 1043221351ActiveIndividual· Ophthalmology· Arlington Heights, IL
Ophthalmology in Arlington Heights, Illinois, trained at University of Colorado School of Medicine, Denver (class of 1993). In 2024 Medicare paid $606,756 for 2,180 patients, and Part D covered 5,049 of their prescriptions, 59% of them generic. Alcon Vision LLC was the largest of 7 companies reporting payments in 2025, $815.02 in all, mostly food and beverage.
Overview
| NPI | 1043221351 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Aug 11, 2006 |
| Last updated in NPPES | Mar 5, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 036095140 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,180 |
|---|---|
| Services billed | 6,219 across 44 procedure codes |
| Paid by Medicare | $606,756 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,049 · 11,522 30-day fills |
|---|---|
| Patients | 972 |
| Total drug cost | $619,843 |
| Generic share | 59% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Denver |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Ophthalmology |
Medical group
- Suburban Associates in Ophthalmology LLCArlington Hts, IL · 9 clinicians
Hospital affiliation
- St Alexius Medical CenterHoffman Estates, IL
Industry payments (Open Payments)
- 2025$815.02 · 31 payments from 7 companies
- 2024$780.58 · 32 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $278.04 | 10 |
| Abbvie Inc. | $228.65 | 11 |
| Rxsight Inc | $135.57 | 2 |
| New World Medical,inc. | $71.78 | 4 |
| Oyster Point Pharma, Inc. | $55.57 | 2 |
What the 2025 payments were for
- Food and Beverage$815.02 · 31 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 ophthalmologists in Arlington Heights · All ophthalmologists in Illinois