The concept was spun off as a for-profit subsidiary in 1999.
The service's for-profit subsidiary, the Chauncey Group, tested the skills of 1.5 million workers in 34 fields last year.
Nonprofit organizations create for-profit subsidiaries for a variety of business reasons.
On other occasions, a nonprofit may set up a for-profit subsidiary to go after business unrelated to its central purpose.
But the great majority already operate health maintenance organizations as for-profit subsidiaries.
Since then, the Louisiana plan has paid more than $13 million to a for-profit subsidiary of the Mississippi plan to handle its management.
This year the for-profit subsidiary will contribute about $300,000.
There are several wholly owned for-profit subsidiaries of Highmark.
Increasingly, charities are learning how to use perfectly legal but easily abused for-profit subsidiaries in ways that can confuse the picture.
The board also faced criticism when it used outside investors to help create a for-profit subsidiary, CollegeBoard.com.