ICD-9-CM 991.5 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 991.5 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).
A rare condition characterized by skin inflammation, blister formation, swelling and ulcerations in the extremities. It occurs in persons exposed to cold temperatures
Recurrent localized itching, swelling and painful erythema on the fingers, toes or ears, produced by exposure to cold. It is also called pernio