Is there no limit to this doctor's skills?

In a prestigious medical institution, academic credentials held immense value, with master's degree holders relegated to menial tasks and PhDs in high demand. Amidst this cutthroat environment, Guo Ziyuan was reborn ten years in the past, only to find himself stuck with mediocre talent and limited abilities. Despite his high emotional intelligence and diligence, he struggled to make a name for himself, overshadowed by the academic geniuses and prodigies that surrounded him. However, his fortunes took a turn when he discovered a mysterious system that rewarded him with skill points for treating patients, propelling him towards an unexpected path of growth and self-improvement. With each cured patient, Guo Ziyuan's abilities strengthened, and he ascended through the ranks from resident physician to chief physician, his medical skills sharpened by the accumulation of points and knowledge.