Best Practices for Coding Fibromyalgia in Compliance with ICD-10

Best Practices for Coding Fibromyalgia in Compliance with ICD-10


  • Post By : Kumar Jeetendra

  • Source:

  • Date: 28 Feb,2024

Relevant codes should be used when coding fibromyalgia under the International Classification of Diseases, Tenth Revision (ICD-10).

Here are some pointers for ICD-10 fibromyalgia coding:

Give the Correct ICD-10 Code:

M79.7-Fibrositis: In ICD-10, this is the unique code for fibrositis. When a diagnosis of fibrositis is being recorded, use this code.

Document Location and Severity:

To get a full picture of what happened, it could be important to use different codes in cases where the provider has recorded site pain or the severity of the conditions. For example:

  1. M79.7 with extra codes for certain pain locations, for as M79.60 (unspecified limb pain) or M79.62 (upper arm pain).
  2. Codes for severity, if applicable, such as M79.601 (Pain in unspecified limb, mild) or M79.609 (Pain in unspecified limb, unspecified severity).

Also read:

Fibromyalgia and Sleep Disorders: What You Need to Know

Document Comorbidities and Complications:

  1. Comorbidity exists when the patient has another coexistent condition related to fibrositis; hence document these separate conditions assigning additional codes if required e.g.
  2. Codes for depression (F32.-) or anxiety (F41.-) if present as co-morbidities.
  3. Codes for complications like sleep disturbances (G47.00-G47.9) or irritable bowel syndrome (K58.-) if applicable.

Follow Official Coding Guidelines

Center your attention on official CMS/AHA ICD-10-CM coding guidelines that point out how to sequence codes and code signs/ symptoms among others.

Be Specific In Documentation

Make sure your documentation supports the diagnosis of fibromyalgia specifically and any other symptoms’ presence accompanying it. Accurate and detailed statements are very important for coding purposes and patient care quality.

Update Codes Regularly

Keep in mind that the ICD-10 coding system could change or be updated so as to ensure accuracy in coding practices.

For example:

A comprehensive coding for fibrositis with associated symptoms and severity might look like this:

  1. M79.7 – Fibrositis
  2. G47.00 – Insomnia
  3. F41.1 – Generalized anxiety disorder
  4. M79.609 – Pain in unspecified limb, unspecified severity

By following these guidelines, accurate and compliant coding for fibromyalgia under ICD-10 can be achieved by health care providers hence effective documentation and control of the disease

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