Certified sound healing practitioner and REIKI healer Derrick Little (Mantra Deva Singh) offers private sound healing sessions with REIKI. Derrick is trained in healing use/application of sound therapies with ancient Himalayan Bowls. Derrick also plays on-location therapeutic sound bath concerts and sacred sound meditations in and around New York City. Sound Healer in NYC. NYC Sound Healer. Sound Bath NYC. Sound Therapy in NYC.