In Los Angeles County, signing up for Medi-Cal is often followed by a phone book-sized directory landing on your doorstep. The 2017 directory for L.A. Care, a local Medi-Cal health plan, is 2,546 ...

Directory errors can lead to accidental visits to out-of-network providers. This often results in surprise bills for out-of-network charges, which are often much higher than in-network allowed amounts ...

Preparing submissions for major legal directories is a regular fixture of professional life. Firms invest significant time collating matter lists and drafting narratives, all in pursuit of rankings.

Online provider directories are rarely updated, meaning they're frequently filled with outdated information. (Getty Images/nanostockk) Medicare Advantage online provider directories are routinely ...