The Mountain White-eye is described from Wallacea, the Greater Sundas, and the Philippines. The KOMIU profile places it in primary forest on high mountains.
The profile describes a greenish or yellowish forehead, a yellow throat, and a pale gray to yellowish belly. The feathers beneath the tail are also yellow.
KOMIU lists primary forest on high mountains as habitat for the species.
An extinction-risk assessment has not been added yet.