A "consulting room" is a special office or space where professionals, like doctors or therapists, meet with their clients or patients to discuss and give advice on their specific issues or concerns.
Our cat - only consulting room is located adjacent to the cat waiting area, which leads onto the cat hospital ward. (todaysveterinarynurse.com)
In short, a clinic is a consulting health center started by a practicing physician — this can sometimes even translate into one small consulting room. (rasmussen.edu)
My office is half consulting room and half art studio. (psychologytoday.com)