Frank Xiaoyu Cao, MD
NPI 1366703969ActiveIndividual· Ophthalmology, Glaucoma Specialist· Stockton, CA
Ophthalmology, Glaucoma Specialist (MD) in Stockton, California, trained at Wayne State University School of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $170,504 for 1,783 claims, against $51,163 paid for services in 2024. Alcon Vision LLC reported $144.20 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1366703969 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 31, 2012 |
| Last updated in NPPES | May 11, 2026 |
| Certified by provider | May 11, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Glaucoma Specialist Primary | 207WX0009X | C192192 | CA |
| Ophthalmology | 207W00000X | C192192 | 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 - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 392 |
|---|---|
| Services billed | 769 across 43 procedure codes |
| Paid by Medicare | $51,163 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,783 · 3,673 30-day fills |
|---|---|
| Patients | 773 |
| Total drug cost | $170,504 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Ophthalmology |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital MantecaManteca, CA
Industry payments (Open Payments)
- 2025$144.20 · 1 payment from 1 company
- 2024$204.96 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $144.20 | 1 |
What the 2025 payments were for
- Food and Beverage$144.20 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology, Glaucoma Specialist providers in Stockton
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