But the Argentina worldwide sustained a thigh injury and is now a doubt for Wednesday's Copa del Rey semi-final first leg at home to arch-rivals Real Madrid.
Before his fitness put a damper on a thrilling match, Messi extended his scoring run to nine straight games across all competitions.
"We have to wait until [Sunday] to see how the pain is", Valverde said in his postgame news conference.
"I imagine that it is not that bad".
Barcelona came from two goals down to force Valencia to a 2-2 draw on Saturday, February 1, in an entertaining La Liga clash at Camp Nou.
Earlier, he scored in his eighth consecutive La Liga game for a third time in his career.
Anyway, the Catalan club move six points clear of Atletico Madrid who resume their league campaign on Sunday against Real Betis.More news: Kyrie Irving uncertain on future despite making pledge to Boston Celtics
More news: Missouri football banned from postseason over academic misconduc
More news: Mauricio Pochettino says Tottenham are not equipped to fight for title
Jordi Alba didn't even start that Valencia match, but had to come on at the break after Sergi Roberto was struggling on the left of defence.
Valencia lost Gameiro to injury shortly after when the striker asked to be substituted after being shaken up when he knocked heads with Gerard Pique.
The hosts needed a swift response and they got one, Messi converting from the penalty spot after Nelson Semedo was fouled.
Messi then struck again in the 64th minute, curling in a shot from 20 yards after Arturo Vidal had laid the ball off to him at the top of the penalty area to bring Barca level at 2-2.
"We played at a good pace, counterattacked well, scored twice and could have scored more", Parejo said.
MESSI added a second one in the second half, a goal which only he can make look easy.
Real Sociedad defeated Athletic Bilbao 2-1 to deal their northern Basque Country rivals a first defeat in seven games since the arrival of coach Gaizka Garitano in December.
Getafe's 0-0 draw at Levante was marred by 11 Getafe fans being arrested for provoking a clash with rival supporters outside the stadium in Valencia.