ICD-10-CM > R00-R99 > R20-R23 > R20 R20 Disturbances of skin sensation Non-Billable/Non-Specific Type 1 Excludes dissociative anesthesia and sensory loss (F44.6)psychogenic disturbances (F45.8) Codes R20.0Anesthesia of skinR20.1Hypoesthesia of skinR20.2Paresthesia of skinR20.3HyperesthesiaR20.8Other disturbances of skin sensationR20.9Unspecified disturbances of skin sensation