Monostotic fibrous dysplasia of multiple sites
Fibrous dysplasia of bone involving only one bone.
M85.09 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM M85.09 became effective on October 1, 2022.
This is the American ICD-10-CM version of M85.09 – other international versions of ICD-10 M85.09 may differ.