Map which Chapter 8 bases apply, then show the need is daily and can be met only in a SNF (the practical-matter test). This is what a coverage reviewer looks for on a Part A day.
Observation & assessment of an unstable condition
The early post-otologic-surgery course and acute vertigo carry a reasonable potential for a complication or a fall; detecting and managing them requires nursing judgment daily.
Covered skilled procedure; teaching
Post-operative ear care is a skilled service under Chapter 8, and teaching precautions and communication strategies to competence is a covered skilled service that enables the skilled plan.