In response to "are the doctors doing [...] more of it?":
The article also said "Robot-assisted laparoscopic surgery to remove a patient’s entire kidney requires slightly longer operating times"
I'm guessing that if the operating times are longer than the doctors can't do more work because the Operating Rooms are still in use.
And that's not even thinking about the possible safety and/or legal requirements that might exist, such as "any active, ongoing surgery must have a doctor actively overseeing it, at all times".
The article also said "Robot-assisted laparoscopic surgery to remove a patient’s entire kidney requires slightly longer operating times"
I'm guessing that if the operating times are longer than the doctors can't do more work because the Operating Rooms are still in use.
And that's not even thinking about the possible safety and/or legal requirements that might exist, such as "any active, ongoing surgery must have a doctor actively overseeing it, at all times".