Chien's Acupuncture - Calvin Chien L.Ac. is a Colorado Springs acupuncture clinic offering traditional Chinese medicine services including acupuncture, cupping, and herbal therapies. The clinic treats a range of health concerns related to pain, autoimmune issues, whole-body wellness, and fertility support using natural treatment approaches. Calvin Chien has been a licensed acupuncturist since 1997 and has been licensed in Colorado since 2004.