Appointments are recommended at Forbes Travel Guide Four-Star The Spa at Chatham Bars Inn, especially on weekends and in the summertime, and can be made by calling the spa at 508-945-6737. The spa is open to hotel guests and visitors over the age of 16, and its concierge can help you determine the packages and order of treatments that best suits your needs. You may request a male or female therapist, and should notify the spa concierge of any medical considerations at the time of reservation. The spa requires at least 24 hours’ notice in the event of a cancellation, or else a fee will be charged to your credit card. The Cape Cod spa also requests you arrive at least 30 minutes prior to your appointment to allow time for relaxation in the sauna or steam shower, seasonal outdoor hydrotherapy pool and Jacuzzi, or with tea and sparkling water in the lounge.