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ICD-10-CM Code M43.6

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
| ICD-10 from 2011 - 2016

M43.6 is a billable ICD code used to specify a diagnosis of torticollis. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code M436 is used to code Torticollis

Torticollis, also known as wry neck or loxia,[note 1] is a dystonic condition defined by an abnormal, asymmetrical head or neck position, which may be due to a variety of causes. The term torticollis is derived from the Latin words tortus for twisted and collum for neck.

Specialty: Orthopedics
MeSH Code: D014103
ICD 9 Code: 723.5

The muscles involved with torticollis

Source: Wikipedia

Coding Notes for M43.6 Info for medical coders on how to properly use this ICD-10 code

Code Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
Congenital (sternomastoid) torticollis - instead, use code Q68.0
Current injury - see Injury, of spine, by body region
Ocular torticollis - instead, use code R29.891
Psychogenic torticollis - instead, use code F45.8
Spasmodic torticollis - instead, use code G24.3
Torticollis due to birth injury - instead, use code P15.2

MS-DRG Mapping

  • DRG Group #551-552 - Medical back problems with MCC.
  • DRG Group #551-552 - Medical back problems without MCC.

ICD-10-CM Alphabetical Index References for 'M43.6 - Torticollis'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code M43.6. Click on any term below to browse the alphabetical index.

Torticollis(intermittent) (spastic) (M43.6)
Grisel's disease (M43.6)


Torticollis, unspecified (exact match)

This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 723.5 was previously used, M43.6 is the appropriate modern ICD10 code.

Parent Code: M43 - Other deforming dorsopathies

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/M436