Western Health Advantage delivers flexible, affordable large group health plans trusted by more than 5,000 employer groups and 130,000 members across 14 Northern California counties. We have nearly 30 years of proven experience supporting employers and their teams.

Why Choose WHA Large Group Plans?

Big solutions. Local commitment.

Large employers face unique challenges: diverse employee needs, rising costs, and the demand for dependable benefits. WHA meets those challenges with plans that balance flexibility and stability—designed to keep employees healthy, engaged, and supported. With a nonprofit mission and deep local roots, we invest in what matters most: your people.

What You Get with WHA

Coverage designed for employees—and the organizations they power.

• Flexible Plan Design
   

  Options that scale with your business and accommodate diverse employee needs.

   

• Comprehensive Benefits
   

  Preventive care, behavioral health, chronic condition management, and specialty services—all in one plan.

   

• Extensive Local Network
   

  Access to leading hospitals, providers, and specialists across Northern California.

   

• Nonprofit Advantage
   

  Every decision we make is rooted in our members’ care and their communities. We reinvest in better care, programs, and services.

Why Employers Choose WHA

A partner invested in your people.

Large group coverage isn’t just about benefits—it’s about creating healthier employees, stable costs, and peace of mind for organizations. Employers choose WHA because we deliver affordable plans, a broad local network, and long-term partnership. From simplifying administration to supporting employee well-being, WHA is the health plan you can count on.

Our employees donate more than 2,000 volunteer hours serving boards, working in schools, and supporting local non-profit organizations. 

Corporate Giving

Each year we provide financial assistance for a variety of cultural and community events, as well as health and human services organizations.