no-consultation day; day off for medical consultations
Refers to a day when a doctor's office, clinic, or hospital does not see patients. Often posted on signs or websites.
Our clinic's no-consultation days are Thursdays and Sundays.
On no-consultation days, we do not accept phone inquiries either.
診療日 is the opposite: a day when medical consultations are available.
Compound of 休 (rest, suspend) + 診 (medical examination) + 日 (day).