# IA: Callout stem handoff Teresa → Gerchia needs POP before book

**Batch:** 88
**Example:** GH4226-NATASH-19 Phoenix (`197c07a01fcf9420`)

## Lesson
- Teresa routes correct callout reference to Gerchia.
- Gerchia requires Absa POP before provisional book.
- Post-visit client chase diagnosis stays open on same stem.