A highly skilled musician is called a virtuoso.
a musician studies structural relationships with notes, memorizes all positions of scales on multiple instruments, and therefore, is skilled in music.
There are a number of possibilities
Soloist
Recitalist
Artist
But I think the one you are perhaps looking for is 'Maestro'.
musial or a musician
When Musicians write their own music it's called...Composing Music
a band, or an orchestra. it depends on what the musicians play.
there's no name for that.EDIT: Actually - a group of eight musicians is called an Octet ! Snakester1962 (Supervisor)
Guitarists and/or musicians
a quartet, i think
Artisan
Adept is a synonym for highly skilled. Able is another synonym for highly skilled.
conservatories
As a combined form, it is an adjective phrase. Highly is an adverb that modifies the adjective skilled.
The invisible barrier that exist when highly skilled women are continually denied promotions of high level position in an industry dominated by men is called the glass ceiling
You might say artisan, craftsman or master. Depending on the level of skill and demand for his work you might call him an artist.
artinoxic
She is highly skilled in martial arts.
adept
Adept.
A virtuoso is a person that is highly skilled in music or another artistic form. Which means that a piano virtuoso is a person that is highly skilled in playing the piano specifically.
The term skilled labor refers to work that can only be done by people who are highly trained.