Disgusting behavior

Early this morning i received a call from this number ********** when i answered i was insulted with such B*, F*****k words all over the place, i searched the number and it came back registered as Isabella Clinic i then called the number to double check which company this is and a lady by the name of Khutsiso answered and told me i need to provide my details in order to find out where im through , i found this very disturbing and disgusting not sure what i was being insulted for , the management needs to deal with matter as it is upsetting.