It is a little weird that they did not speak until after the entire country knew that Scalia was dead. But since it was Saturday, perhaps the doctor was hard to reach. Maybe he wanted tine to do a little CYA.
"Rear Adm. Brian P. Monahan is the attending physician for Congress and the Supreme Court."
Apparently the Office of Attending Physician actually employs a group of doctors and has multiple clinics.
Malpractice suit raises questions about Congress doctor/150609777
The AG opinion is broad and could be taken to mean that all deceased persons who ever were cared for by a doctor would be considered “attended by a physician”.