[1] Dionisio first played with the Manila Stars of the Maharlika Pilipinas Basketball League (MPBL).
During his two-year stint with the Stars, he made two all-star appearances, won a Defensive Player of the Year award, and earned two All-MPBL selections.
[2] On December 8, 2019, Dionisio was selected ninth overall by the Magnolia Hotshots in the 2019 PBA draft.
[3][4] In 2024, Dionisio would make his first PBA all-star appearance as a replacement for Scottie Thompson, who was injured at the time.
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