The agent suffered "a severe cerebrovascular accident" on Sunday, according to Secret Service officials, amid the President's leisurely stop at the Trump Organization-owned Turnberry golf resort.
It is unclear whether the latest £52,477 payments cover the entirety of the United States government's bill for Mr Trump's Turnberry stay, which saw a sizeable Secret Service contingent accompany the president's party.
The agent, a man with 19 years' experience in the service, was in Scotland working on presidential protection when he fell ill on Sunday.
The U.S. reportedly paid more than $77,000 to the Scottish golf resort owned by President Trump prior to his visit last week, Reuters reported Tuesday, citing federal spending records.
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That doesn't reflect on who I am as a person today, and that's just what it is. You always get in trouble for things you said when you're younger.
USA officials said he died in hospital surrounded by his family on Tuesday.
The Secret Service said the agent was a "dedicated professional of the highest order" and thanked the medical personnel who gave him "exceptional care and support". Mr Trump was shielded from members of the United States new media who travelled with him here to Trump Turnberry, the luxury Scottish resort where he stayed for the weekend - but not from British journalists, who captured protesters on a nearby beach shouting, "No Trump, no KKK, no racist USA" as he teed off on Saturday.
They were jeered by a group of demonstrators who had gathered on Turnberry beach but Eric Trump described them as "phoney, paid protesters".
Following a meeting with the Queen, Trump flew to Turnberry in Scotland where he was spotted golfing, surrounded by a number of his security team.
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The band said: "We all felt that, after some 35 years, it could be fun to join forces again and go into the recording studio". Exactly ten years later down to the week, " Here We Go Again " is gaining the same positive attention it got a decade ago.
Mr Trump resigned as director of SLC Turnberry the day before his inauguration as US President in January 2017.
Assistant chief constable Mark Williams said: "This was a major and complex policing operation involving thousands of officers that impacted right across Scotland".
The protesters were among the thousands who came out in Scotland and England in opposition to the U.S. president's visit to both countries.
The Trump baby blimp made an appearance in Scotland.
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The final match between France and Croatia was the most tweeted, followed by a 6 July match between Brazil and Belgium . The final game was watched by Putin, French President Emmanuel Macron and Croatian President KolindaGrabar-Kitarovic.