ICD-9-CM 266.0 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 266.0 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Condition due to a deficiency of riboflavin (vitamin b12) which is associated with inadequate consumption of riboflavin rich foods; produces lesions of skin, digestive tract and nervous system; usually part of a multiple nutrient deficiency