Karen H. Chao, O.D.
NPI 1013953108ActiveIndividual· Optometrist· San Gabriel, CA
Optometrist (O.D.) in San Gabriel, California, trained at Southern California College of Optometry (class of 1994). Medicare paid $24,955 for services to 119 patients in 2024. Bausch & Lomb Americas Inc. was the largest of 3 companies reporting payments in 2025, $1,060 in all, mostly food and beverage.
Overview
| NPI | 1013953108 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jun 20, 2006 |
| Last updated in NPPES | Sep 14, 2026 |
| Certified by provider | Sep 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OPT 10301 TPA | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 119 |
|---|---|
| Services billed | 418 across 9 procedure codes |
| Paid by Medicare | $24,955 |
Education and affiliations
| Medical school | Southern California College of Optometry |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Optometry |
Medical group
- Sixth Optometric Care of California PCRancho Cordova, CA · 9 clinicians
Industry payments (Open Payments)
- 2025$1,060 · 13 payments from 3 companies
- 2024$252.84 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $762.03 | 9 |
| Alcon Vision LLC | $184.89 | 3 |
| Coopervision Inc. | $112.89 | 1 |
What the 2025 payments were for
- Food and Beverage$1,060 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 optometrists in San Gabriel · All optometrists in California