"I'm not a Muslim woman..."
The panel will decide whether to refer Johnson to the party's board.
A panel of at least three people, appointed by Mr Lewis, will include one independent member, one representative of the voluntary party and one nominated by the chair of the backbench 1922 Committee.
Other than Armeena Khan, the former United Kingdom mayor had received responses from many other personalities including former Attorney General Dominic Grieve, Theresa May, Brandon Lewis and Ruth Davidson.
Schools and universities should be able to take the same approach if a student "turns up. looking like a bank robber".
Mrs May said: 'I do think that we all have to be very careful about the language and terms we use.
But Johnson also said the robe was oppressive, ridiculous and made women look like letter boxes and bank robbers, prompting an outcry from other politicians and British Muslim groups.
However, he argued against imposing a ban on face-covering veils in public places, saying that Denmark's recent introduction of fines for wearing the burka or niqab in the streets was "a bit extreme".
Johnson refused to apologize for his remarks, calling the outrage at his remarks "ridiculous" as well as an attack on free speech.
Johnson's comments drew widespread criticism and calls for him to apologise.
As chairman of a party that seeks to represent the whole country, which protects individual liberty as a cherished British value, your call - we believe - is insufficient.
Conservative peer Sayeeda Warsi, a former party chairwoman, accused Johnson of adopting the "dog-whistle" tactics of right-wing firebrand Steve Bannon, US president Donald Trump's former top aide.
Johnson is known for his bombast, elocution, gaffes and provocative stunts, but even a few fellow Tories said he had gone too far this time. Both sides of the Tory party are gunning for the other - and "this will be a fight to the death".