Harriet Beinfield and her husband, Efrem Korngold, were among the first Americans to be trained at the College of Traditional Acupuncture in England and to be licensed in California. The couple maintains a private practice at their San Francisco clinic, Chinese Medicine Works. Efrem Korngold and his wife, Harriet Beinfield, were among the first Americans to be trained at the College of Traditional Acupuncture in England and to be licensed in California. The couple maintains a private practice at their San Francisco clinic, Chinese Medicine Works.