MsDb2Client does not provide backwards compatible HIS 2013 MsDb2Type enumerations. To instruct provider to use compatible enumerations, set MsDb2Connection property string argument UseHIS2013Constant=True.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
This issue is fixed in the following cumulative update for Host Integration Server:
Learn about the terminology that Microsoft uses to describe software updates.