ICD-10-CM > M00-M99 > M45-M49 > M48 > M48.5 > M48.53 M48.53 Collapsed vertebra, not elsewhere classified, cervicothoracic region Non-Billable/Non-Specific Codes M48.53XA..., initial encounter for fractureM48.53XD..., subsequent encounter for fracture with routine healingM48.53XG..., subsequent encounter for fracture with delayed healingM48.53XS..., sequela of fracture