Hypnosis Healing - Hypnotherapist, based in Hertford and Harley Street, offering Hypnosis and Hypnotherapy for a wide range of problems and phobias. Castlegate Doctors Surgery - A family GP practice offering medical services, clinics, travel advice, immunisations, health checks, family planning and maternity care. The Perfect Smile - Oral health centre offering a range of dentistry services. Hertford Physotherapy - Takes a holistic approach to the care and treatment of injuries and pain, treating the whole person, not just the specific problem. The Hertford Natural Therapy Centre - Offers several complimentary therapies. Descriptions of treatments, contact details and location map. Active Body - Sports injury therapists describe their services with treatments and prices.