Peter A. Nixon, MD
NPI 1467438531ActiveIndividual· Ophthalmology· Austin, TX
Ophthalmology (MD) in Austin, Texas, trained at University of Alabama School of Medicine (class of 2000). In 2024 Medicare paid $5,566,681 for 1,516 patients, and Part D covered 383 of their prescriptions, 65% of them generic. Genentech, Inc. was the largest of 8 companies reporting payments in 2025, $614.16 in all, mostly food and beverage.
Overview
| NPI | 1467438531 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 20, 2005 |
| Last updated in NPPES | May 4, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | M4400 | TX |
| Ophthalmology, Retina Specialist | 207WX0107X | M4400 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,516 |
|---|---|
| Services billed | 33,539 across 41 procedure codes |
| Paid by Medicare | $5,566,681 |
Part D prescriptions in 2024
| Prescriptions (claims) | 383 · 484 30-day fills |
|---|---|
| Patients | 171 |
| Total drug cost | $18,664 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Ophthalmology |
Medical group
- Austin Retina Associates PLLCSan Marcos, TX · 19 clinicians
Industry payments (Open Payments)
- 2025$614.16 · 14 payments from 8 companies
- 2024$738.90 · 13 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech, Inc. | $149.99 | 1 |
| Regeneron Healthcare Solutions, Inc. | $146.63 | 3 |
| Pfizer Inc. | $104.81 | 1 |
| Astellas Pharma US Inc | $92.09 | 4 |
| Ani Pharmaceuticals, Inc. | $51.26 | 2 |
What the 2025 payments were for
- Food and Beverage$509.35 · 13 payments
- Travel and Lodging$104.81 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 145 ophthalmologists in Austin · All ophthalmologists in Texas