Manx Care says fewer than one in four complaints from its employees have been upheld in the past five years.
A Freedom of Information request asked for details about grievances, whistleblowing and fairness at work complaints since the organization was set up in 2021.
In its response, Manx Care said 73 such complaints had been lodged, with 57 internal investigations launched.
Only nine were partially upheld, with another eight upheld in full.
Warning over beach work in Douglas next week
Racer appeals for return of missing awning
Charity worker announces Malew election bid
Woman releases fundraising poetry book
Castletown hosts tin bath racing
Mountain Road closed for skateboarding today
Peel ready for huge community sale later
Cruise ship makes first stop of week