Richard Kind appeared in four episodes of the NBC medical comedy as hypochondriac patient Harvey Corman.

“Bill Lawrence, who co-created Spin City, and Tim Hobert, they liked me. And they knew I did comedy, and it’s so easy to plug a patient into a hospital. So when they had something, they sent it my way. And that’s what I did.”

https://tvline.com/lists/richard-kind-interview-tv-roles-list-mad-about-you-spin-city-curb-your-enthusiasm/richard-kind-interview-scrubs/