consulting room
US /kənˈsʌl.tɪŋ ˌruːm/
UK /kənˈsʌl.tɪŋ ˌruːm/

1.
a room in which a doctor, lawyer, or other professional meets clients or patients
:
•
The doctor led the patient into the consulting room.
•
The lawyer's consulting room was filled with books.