Inning Chen, O.D.
NPI 1265688402ActiveIndividual· Optometrist· Mesa, AZ
Optometrist (O.D.) in Mesa, Arizona, trained at University of California - School of Optometry (class of 2008). In 2024 Medicare paid $31,776 for 162 patients, and Part D covered 173 of their prescriptions, 61% of them generic. Visioneering Technologies, Inc. was the largest of 4 companies reporting payments in 2025, $1,252 in all, mostly food and beverage.
Overview
| NPI | 1265688402 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 7, 2008 |
| Last updated in NPPES | Oct 30, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1640 | AZ |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 162 |
|---|---|
| Services billed | 515 across 11 procedure codes |
| Paid by Medicare | $31,776 |
Part D prescriptions in 2024
| Prescriptions (claims) | 173 · 334 30-day fills |
|---|---|
| Patients | 47 |
| Total drug cost | $9,439 |
| Generic share | 61% of claims |
Education and affiliations
| Medical school | University of California - School of Optometry |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$1,252 · 5 payments from 4 companies
- 2024$371.31 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Visioneering Technologies, Inc. | $761.14 | 1 |
| Coopervision Inc. | $248.88 | 2 |
| Johnson & Johnson Vision Care, Inc. | $124.99 | 1 |
| Alcon Vision LLC | $116.54 | 1 |
What the 2025 payments were for
- Food and Beverage$1,252 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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