Assalamu Alaykum
The carrier of the science of Al-Jarh Wa At-Ta'deel in this era said:
"Muhammad Ibn Haadee is an Allaamah."
To read more appraisals and recommendations for Shaykh Muhammad Ibn Haadee refer to the document found on Sahab:
http://www.sahab.net/forums/index.php?showtopic=126731