Nick Perbix and Alex Killorn also scored for the Lightning, who have won seven of their last nine and improved to 26-2-1 when scoring at least three goals. Andrei Vasilevskiy, who had allowed three or more goals in four straight games, had 23 saves.
Pitlick scored on a breakaway at for a 1-0 St. Louis lead at 2:39 of the first period. Pitlick took a pass from Alexey Toropchenko in stride and beat Vasilevskiy with a wrist shot through the five-hole.
Point scored the next two goals to take a 2-1 lead. Point one-timed the puck from in the slot after being fed by Perbix with 7:38 left in the first, and added a power-play goal on a backdoor tap-in with 3:17 remaining. It gave him 25 goals on the season.
The Lightning scored twice in the second period while St. Louis had one.
A slap shot by Perbix from the right point gave Tampa Bay a 3-1 lead with 7:16 remaining.
St. Louis pulled within one again when Buchnevich scored with 6:05 left, but Killorn restored the two-goal lead on a backdoor tap-in with 1:38 to go.
BLUES HALL OF FAME CLASS
The inaugural class of the St. Louis Blues Hall of Fame was honored with a ceremonial puck drop before the game. They were also honored with a dinner Friday night. Members of the inaugural Blues Hall of Fame class are Red Berenson, Scotty Bowman, Bernie Federko, Bob Gassoff, Glenn Hall, Brett Hull, Dan Kelly, Al MacInnis, Bob Plager, Barclay Plager, Chris Pronger, Sid Salomon, Jr. and Sid Salomon III, Brian Sutter and Garry Unger.
Blues D Nick Leddy returned to the lineup Saturday. Leddy last played on Jan. 5 against New Jersey and had missed four games with an upper-body injury. Leddy has played in 39 games this season with no goals and 11 assists. ... With the return of Leddy, the Blues assigned D Dmitri Samorukov to Springfield of the AHL. Samorukov, 23, was acquired by the Blues in an Oct. 9 trade from Edmonton.
Lightning: LW Rudolfs Balcers (upper-body).
Blues: RW Vladimir Tarasenko (right hand), C Logan Brown (upper-body), D Marco Scandella (hip), C Ryan O’Reilly (foot), D Torey Krug (lower-body), D Scott Perunovich (shoulder), D Robert Bortuzzo (lower-body).
Lightning: At Seattle on Monday.
Blues: Host Ottawa on Monday.
AP NHL: https://apnews.com/hub/NHL and https://twitter.com/AP_Sports
Warren Mayes, The Associated Press