Tina Pai Tsai, O.D.
NPI 1184773558ActiveIndividual· Optometrist· Portland, OR
Optometrist (O.D.) in Portland, Oregon, trained at University of California - School of Optometry (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $20,907 for 21 claims, against $8,283 paid for services in 2024. Alcon Vision LLC was the largest of 4 companies reporting payments in 2025, $206.42 in all, mostly food and beverage.
Overview
| NPI | 1184773558 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jan 9, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 2946T | OR |
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 (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 48 |
|---|---|
| Services billed | 143 across 10 procedure codes |
| Paid by Medicare | $8,283 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 44 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $20,907 |
| Generic share | 0% of claims |
Education and affiliations
| Medical school | University of California - School of Optometry |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Optometry |
Medical group
- The Eye Studio PCPortland, OR · 3 clinicians
Industry payments (Open Payments)
- 2025$206.42 · 5 payments from 4 companies
- 2024$306.58 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $147.52 | 2 |
| Dompe US, Inc. | $26.40 | 1 |
| Bausch & Lomb Americas Inc. | $16.84 | 1 |
| Sun Pharmaceutical Industries Inc. | $15.66 | 1 |
What the 2025 payments were for
- Food and Beverage$206.42 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 293 optometrists in Portland · All optometrists in Oregon