Chrystina Yu, OD
NPI 1659967685ActiveIndividual· Optometrist· Lafayette, CA
Optometrist (OD) in Lafayette, California, trained at University of California - School of Optometry (class of 2020). Mostly services rather than prescriptions: Medicare paid $12,714 for 102 patients in 2024, with only 43 Part D claims. Johnson & Johnson Vision Care, Inc. was the largest of 3 companies reporting payments in 2025, $340.05 in all, mostly food and beverage.
Overview
| NPI | 1659967685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | Yes |
| NPI issued | Dec 14, 2020 |
| Last updated in NPPES | Jan 20, 2021 |
| Certified by provider | Jan 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OPT34736-TLG | CA |
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 | 102 |
|---|---|
| Services billed | 191 across 13 procedure codes |
| Paid by Medicare | $12,714 |
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 65 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $8,715 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | University of California - School of Optometry |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$340.05 · 12 payments from 3 companies
- 2024$139.70 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Johnson & Johnson Vision Care, Inc. | $253.63 | 9 |
| Coopervision Inc. | $69.01 | 2 |
| Bausch & Lomb Americas Inc. | $17.41 | 1 |
What the 2025 payments were for
- Food and Beverage$340.05 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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