diff --git a/pykd/pymemaccess.h b/pykd/pymemaccess.h
index 8ab9ad5..1857b04 100644
--- a/pykd/pymemaccess.h
+++ b/pykd/pymemaccess.h
@@ -23,6 +23,12 @@ inline bool isVaValid( kdlib::MEMOFFSET_64 offset )
     return kdlib::isVaValid(offset);
 }
 
+inline bool isVaRegionValid(kdlib::MEMOFFSET_64 offset, unsigned long length)
+{
+    AutoRestorePyState  pystate;
+    return kdlib::isVaRegionValid(offset, length);
+}
+
 inline unsigned char ptrByte( kdlib::MEMOFFSET_64 offset ) 
 {
     AutoRestorePyState  pystate;
diff --git a/pykd/pymod.cpp b/pykd/pymod.cpp
index 402ef96..7407f6f 100644
--- a/pykd/pymod.cpp
+++ b/pykd/pymod.cpp
@@ -233,6 +233,8 @@ BOOST_PYTHON_MODULE( pykd )
         "Extend address to 64 bits formats" );
     python::def( "isValid", pykd::isVaValid,
         "Check if the virtual address is valid" );
+    python::def("isVaRegionValid", pykd::isVaRegionValid,
+        "Check if the virtaul addresses region is valid");
     python::def( "compareMemory", pykd::compareMemory, compareMemory_( python::args( "offset1", "offset2", "length", "phyAddr" ),
         "Compare two memory buffers by virtual or physical addresses" ) );
     python::def( "searchMemory", pykd::searchMemoryLst,