David Paymer

Actor (Dr. Moritz Benayoun) — Picard

American character actor, Oscar-nominated for Mr. Saturday Night, who played Dr. Moritz Benayoun, Picard's old physician from the Stargazer, in the Picard episode Maps and Legends.

David Paymer is an American actor and director, born in 1954, with a long career in film and television. He received an Academy Award nomination for Mr. Saturday Night (1992), and his many credits include City Slickers, Quiz Show, Get Shorty, The American President and Ocean's Thirteen.
In the Star Trek: Picard episode Maps and Legends he plays Dr. Moritz Benayoun, who served as a medical officer with Picard aboard the USS Stargazer. Asked to certify his friend as fit for interstellar service, Benayoun has to report an abnormality in the parietal lobe that will sooner or later prove fatal.
The short scene establishes the illness that shadows Picard for the rest of the first season and picks up the diagnosis foreseen in All Good Things...