Three Marines receive The Navy & Marine Corps Commendation Medal Wednesday, November 13, 2019. NCM is a decoration presented by the United States Department of the Navy to service members of the U.S. Navy and Marine Corps who have performed an exceedingly heroic act, exceptional achievement, or commendable service that has not been recognized by a higher award - Three Marines receive The Navy & Marine Corps Commendation Medal Wednesday, November 13, 2019. NCM is a decoration presented by the United States Department of the Navy to service members of the U.S. Navy and Marine Corps who have performed an exceedingly heroic act, exceptional achievement, or commendable service that has not been recognized by a higher award