Pan was one of two local golfers to make the cut at the 2015 U.S. Open at Chambers Bay in University Place, Washington.

His best finish was a tie for second on January 29 at the Farmers Insurance Open at Torrey Pines in San Diego, California.

His best finish was a tie for second on August 19, 2018, at the Wyndham Championship at Sedgefield Country Club in Greensboro, North Carolina.

[3] On 21 April 2019, Pan earned his first PGA Tour victory at the RBC Heritage on Hilton Head Island, South Carolina.

[14] He became the second Taiwanese golfer to win on the PGA Tour after Chen Tze-chung who won at the 1987 Los Angeles Open.

In December 2019, Pan played on the International team at the 2019 Presidents Cup at Royal Melbourne Golf Club in Australia.

[15] Pan spent the year on the PGA Tour, with the highlight being a tie for 7th in the 2020 Masters Tournament, his first appearance at the Augusta, including a final round of 68 (−4).