You can see the Virtual Machine name in the v2 detailed usage file available under your subscriptions billing history page.
Azure Billing TeamRamaKrishna commented
Hi, I think it gives usage of cloud service. In the instance id column it show value as "cloudservicelabel(deploymentlabel)". If my cloud service have multiple VMs say (VM1, VM2, VM3 in CloudService1) then in this case how can we know usage of individual VM.