One of these is CHAMPUS, which indicates that it is for a service member or their family. You can tell which.
As a basic case, accumulate these (as in the CHC breach of ~30% of Americans) and you have a nice map of where US military are. Since bases house particular units and types of forces, a nation state can estimate strength and investment in the US military.
In a specific case, the response to claims includes patient responsibility (deductible, co-insurance, co-pay.) Add that up for a financial picture, then you’ve got a nice lead list for service members who have money problems.
Others may want your health data to bribe you. Maybe you got a STD from a mistress.
Maybe you have a heart condition and the business you are interested in working for self-insures. They don't want you on their books!
Streamer doxing.
Literally just being trans.
HIV fear mongering.
Illegal fuckery with your insurance rates.
Employment discrimination.
Stalking.
Racial discrimination.
Can you imagine trying to fully trust a mental health professional today? A patient can't see a therapist's notes, but they sure as hell can be breached.
There is zero LEGITIMATE use for your breached health data.
You really think that?