Oh, yeah, no. No, I haven't yet.
5 seconds sound clip from the The Big Lebowski movie soundboard.
You can hear this line at 01:01:31 in the Blu-ray version of the movie.
Quote context
[...]
- Hello?
- Jeffrey, you have not gone to the doctor.
- Oh, yeah, no. No, I haven't yet.
- I'd like to see you immediately.
- Yeah.
- Maude has told me all about you.
- She'll be back in a minute. Sit down.
[...]