diff --git a/lib/stupidedi/config.rb b/lib/stupidedi/config.rb
index <HASH>..<HASH> 100644
--- a/lib/stupidedi/config.rb
+++ b/lib/stupidedi/config.rb
@@ -109,6 +109,7 @@ module Stupidedi
           x.register("005010X220",   "BE", "834") { Stupidedi::Guides::FiftyTen::X220::BE834  }
           x.register("005010X221",   "HP", "835") { Stupidedi::Guides::FiftyTen::X221::HP835  }
           x.register("005010X222",   "HC", "837") { Stupidedi::Guides::FiftyTen::X222::HC837P }
+          x.register("005010X223",   "HC", "837") { Stupidedi::Guides::FiftyTen::X223::HC837I }
           x.register("005010X231",   "FA", "999") { Stupidedi::Guides::FiftyTen::X231::FA999  }
           x.register("005010X220A1", "BE", "834") { Stupidedi::Guides::FiftyTen::X220A1::BE834  }
           x.register("005010X221A1", "HP", "835") { Stupidedi::Guides::FiftyTen::X221A1::HP835  }
Add HC<I>I reference to Configuration.hippa constructor