The department says the ambassador met Wednesday with Tom Shannon, the acting deputy secretary of state and highest-ranking career USA diplomat.
The United States is expressing concern over a clash involving protesters and supporters of Turkish President Recep Tayyip Erdogan.
Videos of the incident have angered many in the USA, given the audacious nature of foreign security personnel beating up Americans who were peacefully protesting against what many see as an emerging totalitarian leader.
In a statement, the Turkish embassy blamed the fighting on demonstrators who "began aggressively provoking" Turkish-American citizens who had assembled to greet Erdogan. John McCain, R-Ariz., responds to questions on Capitol Hill in Washington, Thursday, May 18, 2017, the morning after the Justice Department appointed former FBI Director Robert Mueller to lead an investigation into President Donald Trump's firing of FBI Director James Comey.
Lawsuits can also be sought, said McCain, as "we can identify these people", but the first step should be to throw the ambassador out of the United States. He added that "this kind of thing can not go unresponded diplomatically".
McCain and California Sen. "They were the ones who wanted to come and we helped them". The Turkish president is on the hot seat in his own country and has been the target of radical extremists who oppose his county's alignment with the West in battling ISIS and Muslim terrorists.More news: Kuwait Joins Saudis, Russia to Seek Oil-Cuts Extension Into 2018
TURKEY'S rows with its North Atlantic Treaty Organisation allies escalated yesterday over U.S. support for Syrian Kurdish separatists and Germany's use of a key air base.
Two suspects linked to the violence outside the Turkish ambassador's residence in Washington have appeared in court on assault charges, police said late Wednesday.
"The conduct of Turkish security personnel earlier this week is deeply disturbing", the official said.
"We are going to pursue everything that's within our legal power to hold the folks that were responsible accountable for their actions", D.C. Police Chief Peter Newsham said at a press conference.
He added several of Mr Erdogan's security personnel were armed with guns, which made the incident especially "dicey" for local police officers trying to keep protests peaceful.
It also reminds that in a letter to Attorney General Jeff Sessions and Secretary of State Rex Tillerson, Rep. Ed Royce demanded accountability for the attacks.