M43.21✓ Billable
Fusion of spine, occipito-atlanto-axial region
Also Indexed As(ICD-10-CM Alphabetic Index)
These clinical terms, synonyms, and manifestations all map to M43.21 in the official ICD-10-CM Alphabetic Index.
Fusion, fused (congenital), spine (acquired) NEC, occipito-atlanto-axial region
Code Hierarchy
┌13Diseases of the musculoskeletal system and connective tissue (M00-M99)├M40-M43Deforming dorsopathies (M40-M43)├M43Other deforming dorsopathies
└M43.21Fusion of spine, occipito-atlanto-axial region
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