# William Casas, MD

Source: https://ourhealthnetwork.com/doctor/william-casas-md-1477998615
NPI: 1477998615
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

William Casas, MD is a family practice based in La Verne, CA practicing at Premier Family Medicine Associates, Inc with NPI 1477998615 and offers telehealth visits.

## Profile

- Primary specialty: Family Practice
- Credential: MD
- Gender: Male
- Graduation year: 1996
- Telehealth: Yes
- NPI: 1477998615 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1477998615))

## Practice and contact

- Practice name: Premier Family Medicine Associates, Inc
- Address: 2333 Foothill Blvd, La Verne, CA, 917503027
- Phone: (909) 392-6501
- Group practice size: 64 members

## Insurance accepted (7 networks)

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

- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 7 plans
- [Blue Shield of California](https://ourhealthnetwork.com/insurance/blue-shield-of-california) — 3 plans
- [Centene](https://ourhealthnetwork.com/insurance/centene) — 1 plan
- [L.A. Care Health Plan](https://ourhealthnetwork.com/insurance/la-care-health-plan) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers William Casas, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1477998615).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 1 disclosed payment from medical industry sources totaling approximately $15.

Largest disclosed payer: GlaxoSmithKline, LLC. ($15 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Family Practice doctors in LA VERNE, CA](https://ourhealthnetwork.com/family-practice/ca/la-verne)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1477998615)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)