2021 ICD-10-CM Code R29.91

Unspecified symptoms and signs involving the musculoskeletal system

Version 2021
Billable Code
No Valid Principal Dx
Unspecified Code

Valid for Submission

R29.91 is a billable diagnosis code used to specify a medical diagnosis of unspecified symptoms and signs involving the musculoskeletal system. The code R29.91 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code R29.91 might also be used to specify conditions or terms like bone finding, hand function disability, hypernasality syndrome, hypernasality syndrome, hypernasality syndrome due to velopharyngeal incoordination , hypernasality syndrome due to velopharyngeal weakness, etc.

Unspecified diagnosis codes like R29.91 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.

ICD-10:R29.91
Short Description:Unsp symptoms and signs involving the musculoskeletal system
Long Description:Unspecified symptoms and signs involving the musculoskeletal system

Code Classification

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code R29.91 are found in the index:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert R29.91 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code R29.91 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Movement Disorders

Movement disorders are neurologic conditions that cause problems with movement, such as

There are many different movement disorders. Some of the more common types include

Causes of movement disorders include

Treatment varies by disorder. Medicines can cure some disorders. Others get better when an underlying disease is treated. Often, however, there is no cure. In that case, the goal of treatment is to improve symptoms and relieve pain.


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Muscle Disorders

Also called: Myopathy

Your muscles help you move and help your body work. Different types of muscles have different jobs. There are many problems that can affect muscles. Muscle disorders can cause weakness, pain or even paralysis.

Causes of muscle disorders include

Sometimes the cause is not known.


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)