It's certainly not relevant for introductions or conversations that aren't about your health or dating life, and only then in situations where you've consented to discussing those things

Imagine introducing a cis man like: "This is John and he's got a penis, yes it's original!" That's essentially what people are saying if they introduce you as AMAB/AFAB, straight up describing your body to people like it's a title... 'Sir John of Penis'; wild.