If a man says he‟s Muslim but doesn‟t feel it‟s necessary to grow a beard or follow the teachings of Nabi Muhammad (sallallahu alayhi wasallam) or to

Question

If a man says he's Muslim but doesn't feel it's necessary to grow a beard or follow the teachings of Nabi Muhammad (sallallahu alayhi wasallam) or to follow a mathhab. He says we are living in different times, and also feels Islam is about a bunch of ideals and made up opinions. What is the status of this person? He prays and pays Zakaat.