How payers stack up on investing in employees

Insurers are outpacing the healthcare industry in investing in workers, according to Just Capital and CNBC's ranking of the "most just" companies. 

The list rates the country's 1,000 largest public companies on how they treat workers and customers, support communities, address environmental impacts and conduct corporate governance. Worker investments has the most weight in the group's rankings, and includes wages, workforce retention, benefits, health and safety, and diversity, equity and inclusion. 

Companies were rated on a point scale — the average healthcare company received a score of 43. The highest score any company on the ranking received in the workforce category was 106. 

Here's how payers stack up on workforce issues, according to Just Capital: 

1. Cigna: 94
2. Elevance Health: 71 
3. Humana: 68 
4. Centene: 61
5. UnitedHealth Group: 59 
6. CVS Health: 51