Inflammation of petrous bone.
H70.20 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2023 edition of ICD-10-CM H70.20 became effective on October 1, 2022.
This is the American ICD-10-CM version of H70.20 – other international versions of ICD-10 H70.20 may differ.