Mostly health care breaches results from https://help-desk-migration.com/healthcare-help-desk-software-how-to-choose/ a matter of fact from the Man in the middle, this arises from sacked employees who then sell out the important issues to hackers as a revenge for their sack.
Another fact could be that health are data are not separated from their data storage, for example personal data patterning the date of birth, Medication of clients, should be storage separately using cloud or icloud. I hope this little facts may make sense to you.