Andrew To, O.D.
NPI 1083834295ActiveIndividual· Optometrist· The Woodlands, TX
Optometrist (O.D.) in The Woodlands, Texas, trained at Illinois College of Optometry at Chicago (class of 2004). In 2024 Medicare paid $9,717 for 61 patients, and Part D covered 120 of their prescriptions, 68% of them generic. Alcon Vision LLC was the largest of 5 companies reporting payments in 2025, $603.83 in all, mostly food and beverage.
Overview
| NPI | 1083834295 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Apr 27, 2007 |
| Last updated in NPPES | Jan 8, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 6562TG | 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 - Optometry (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 163 across 12 procedure codes |
| Paid by Medicare | $9,717 |
Part D prescriptions in 2024
| Prescriptions (claims) | 120 · 168 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $7,999 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$603.83 · 9 payments from 5 companies
- 2024$1,170 · 18 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $188.23 | 3 |
| Optos, Inc. | $136.12 | 2 |
| Astellas Pharma US Inc | $121.86 | 1 |
| Sun Pharmaceutical Industries Inc. | $116.15 | 1 |
| Coopervision Inc. | $41.47 | 2 |
What the 2025 payments were for
- Food and Beverage$467.71 · 7 payments
- Entertainment$136.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 72 optometrists in The Woodlands · All optometrists in Texas