After lawmakers raised the issue of protections for immigrants from African nations, Haiti and El Salvador, the president reportedly demanded to know why the United States should accept immigrants from "shithole countries", rather than - for instance - wealthy and overwhelmingly white Norway.
According to that letter, Trump was overweight, although just shy of being obese, and had a calcium score of 98 in 2013. White House spokesman Hogan Gidley told reporters Monday that Trump is "sharp as a tack".
Buchinsky said he wouldn't be surprised if the president also underwent an electrocardiogram and stress test on a treadmill to determine his cardiovascular health.
"This president works tirelessly for the American people".
Trump has claimed his physical health has always been strong.
The fairly routine exam for previous presidents has taken on outsized importance in the age of Trump, given the tone of some of his tweets, comments attributed to some of his close advisers and Trump's recent slurring of words on national TV.
President Trump is in "excellent health" and his physical examination "went exceptionally well", a White House doctor said in a statement on Friday.
Such questions about mental fitness, which for other presidents have largely remained out of the public realm, will not be answered by today's exam. "Confusing Trump's behavior with mental illness unfairly stigmatizes those who are truly mentally ill, underestimates his considerable cunning, and misdirects our efforts at future harm reduction".
After an emergency session to discuss Mr Trump's remarks, a group of 54 African ambassadors to the United Nations said it was "concerned at the continuing and growing trend from the U.S. administration toward Africa and people of African descent to denigrate the continent and people of colour".
Doctors who have performed presidential physicals said the task of releasing information that is ordinarily bound by strict privacy rules can prove daunting.
Presidents are not required to undergo medical exams or tests of their physical or mental fitness for the job.
President George W. Bush was diagnosed in 2004 with a "low" to "very low" risk of coronary artery disease.