ICD-10 Code R90.89 - Other abnormal findings on diagnostic imaging of central nervous system

ICD-10-CM Diagnosis Code R90.89

Diagnosis Code: R90.89 (Raw: R9089)

Description: Other abnormal findings on diagnostic imaging of central nervous system

Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)

Fiscal Year: 2026

CMS Section 111 Status: Valid for reporting.

Overview & Clinical Details

ICD-10-CM code R90.89 is designated for Other abnormal findings on diagnostic imaging of central nervous system. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.