A drummer with a prosthetic arm and prosthetic legs opened the festivities with a powerful performance.
The 36-year-old from St. Cloud, Minn., will make his Paralympic debut after learning to snowboard in 2011.
The wheelchair-bound skiers appeared at the same temporary stadium in Pyeongchang, about 30 miles (50 kilometres) from the heavily fortified inter-Korean border, where Kim Jong Un's sister attended the opening of last month's Winter Olympics. The event will begin from 9 March and will end on 18 March.
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Benjamin Glaze got his first kiss from Katy Perry , and got it memorialized in a photo, but got no golden ticket. Ron also plays guitar, and he offers up his spot-on James Bay impression while belting "Let It Go".
"Although we are disappointed, we respect the decision of the two [National Paralympic Committees] who decided that marching separately would be better for both parties", said Andrew Parsons, the IPC president.
"Your extraordinary stories are what dreams are made of and will be told for years to come".
Russian Federation remains suspended from the games due to the country's state-sponsored doping when it hosted the 2014 Sochi Games.
Considered an outside chance to medal at his first games at PyeongChang, Patmore finished the regular competition in third.
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American Daniel Cnossen, a former US Navy Seal, took gold in the men's sit ski. Ma Yu-chol and Kim Jong-hyon, the first two North Koreans to compete in the Winter Paralympics, were the bottom two finishers as they ended 26th and 27th, respectively.
South Korean diplomats visited North Korea earlier in the week, before heading to Washington D.C.to debrief the White House. Schultz will the lead the 74-member delegation in Friday's opening ceremony, which will be shown on NBC Sports Network at 6 a.m.
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The rapid inter-Korean thaw has eased tensions that soared a year ago when Pyongyang tested missiles that could reach the United States mainland and detonated what it said was an H-bomb.