When his partner intervened, Langston pulled out a can of pepper spray and blasted the two victims in the face, burning their eyes, court papers say.
Police arrested both men on felony assault charges shortly after the clash.
Rhodes was released without bail at his Manhattan Criminal Court arraignment Wednesday. Langston was ordered held on $5,000 cash/$10,000 bond. He is also being held as a fugitive from justice for an unrelated crime, authorities said.
“We’re thankful the assaulted FDNY EMTs involved in this incident are with us today. This could have ended tragically," said Oren Barzilay, president of Local 2507, the union that represents EMS workers. "Their efforts in preventing their ambulance from possibly being carjacked and causing substantial damage or injuries to others should not go unnoticed.
“The city needs to do more for the men and women who serve and protect New York," he added.