ICD-10-CM Diagnosis Code H66.3X9
Diagnosis Code: H66.3X9 (Raw: H663X9)
Description: Other chronic suppurative otitis media, unspecified ear
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 H66.3X9 is designated for Other chronic suppurative otitis media, unspecified ear. 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.
