# John Sic-Yiu Liu

Source: https://ourhealthnetwork.com/doctor/john-liu-1114949419
NPI: 1114949419
Data source: CMS NPI Registry (NPPES), refreshed monthly

## Quick facts

John Sic-Yiu Liu is a optometry based in Castro Valley, CA with NPI 1114949419.

## Profile

- Primary specialty: Optometry
- Gender: Male
- NPI: 1114949419 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1114949419))

## Practice and contact

- Address: 3550 Castro Valley Blvd, Castro Valley, CA, 945464402
- Phone: (510) 581-1680

## Insurance accepted (1 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 1 plan

To verify a specific plan covers John Sic-Yiu Liu, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1114949419).

## Related on OurHealthNetwork

- [More Optometry doctors in CASTRO VALLEY, CA](https://ourhealthnetwork.com/optometry/ca/castro-valley)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1114949419)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)