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ICD-10-CM Code G71.14
Drug induced myotonia

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

G71.14 is a billable ICD code used to specify a diagnosis of drug induced myotonia. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code G711 is used to code Neuromyotonia

Neuromyotonia (NMT), also known as Isaacs Syndrome and Isaacs-Merton syndrome, is a form of peripheral nerve hyperexcitability that causes spontaneous muscular activity resulting from repetitive motor unit action potentials of peripheral origin. Prevalence is unknown but 100—200 cases have been reported so far.

Specialty: Neurology
MeSH Codes: D020386, D020967, D009222, D009224
ICD 9 Codes: 333.90, 359.2, 359.2, 359.2
Source: Wikipedia

Coding Notes for G71.14 Info for medical coders on how to properly use this ICD-10 code

Additional Code Note:
Use Additional Code
Use Additional Code note means a second code must be used in conjunction with this code. Codes with this note are Etiology codes and must be followed by a Manifestation code or codes.
Code for adverse effect, if applicable, to identify drug See Section T36-T50 with fifth or sixth character 5)

MS-DRG Mapping

  • DRG Group #091-093 - Other disorders of nervous system with MCC.
  • DRG Group #091-093 - Other disorders of nervous system with CC.
  • DRG Group #091-093 - Other disorders of nervous system without CC or MCC.

Related Concepts SNOMET-CT

  • Myotonia due to drug (disorder)

Coding Advice SNOMET-CT

  • Consider additional code to identify specific condition or disease

ICD-10-CM Alphabetical Index References for 'G71.14 - Drug induced myotonia'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code G71.14. Click on any term below to browse the alphabetical index.


Drug- induced myotonia (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 359.24 was previously used, G71.14 is the appropriate modern ICD10 code.

Parent Code: G71.1 - Myotonic disorders

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/G7114