NEW YORK — The pitch was an 0-1 changeup, a harmless pitch that enraged Todd Frazier and later prompted Jake Arrieta to threaten to dent the man’s skull. But it was a pitch that carried greater consequence than that for the Phillies.



For three minutes Saturday night, Arrieta stood in front of his locker and vacillated between bewilderment and indignation after a 6-5 loss to the Mets. He was upset because he surrendered 11 hits and hit three batters in 4 1/3 innings. He alluded numerous times to a physical issue. He was asked if the upcoming All-Star break would alleviate it.



“Well,” Arrieta said, “I mean, I don’t think I’ve ever hit guys with changeups multiple times in a game.”



He had not; Arrieta, according to pitch-tracking data, had hit a batter with a changeup twice in 10 years. He did it twice Saturday in the span of three batters. “I lost feel for everything,” Arrieta said. It is why he could...