Possibly the CPAC-infector here:

EXCLUSIVE: Ob/gyn at top New York hospital 'self-isolates' over coronavirus - and he is political ally of Ted Cruz who is also in quarantine

NY Langone hospital says one of is obstetrician-gynecologists Dr. Alan Berger is 'self-isolating.' He is from Englewood, New Jersey

Dr. Berger works in midtown Manhattan and Borough Park in Brooklyn and also has private practice in New York

Dr. Berger is also close political ally of Ted Cruz and regular attendee at CPAC, the conservative conference hit by coronavirus spread

Cruz is self-quarantining after exposure to the virus there

He was head of Cruz's 'Jewish leadership team' during his failed 2016 run

Unclear if Dr. Berger was at CPAC this year; conservative organization is declining to confirm his presence

https://www.dailymail.co.uk/news/article-8092395/Doctor-New-York-hospital-self-isolates-coronavirus-fears.html?fbclid=IwAR344mv3RoKUbE-5_JW1IIwz8jW8RRg5Cxiqu6ys7dg5p6hvq5w2wrSADNg