M79.673 – Pain in unspecified foot

Learn everything you need about the M79.673, pain in unspecified foot diagnosis code through this guide.

By Matt Olivares on Apr 27, 2025.

Fact Checked by Karina Jimenea.

Use Code
M79.673  – Pain in unspecified foot

M79.673 diagnosis code: Pain in unspecified foot

  • The M79.673 diagnosis code in the ICD-10-CM stands for pain in unspecified foot.
  • This code applies to situations where a patient presents with foot pain, but the precise foot (left or right) and the specific location of the pain within the foot are not stated. Please do not use this if the exact location has been determined.
  • This generalized code can be used for a wide range of cases, including acute or chronic pain, and for varying degrees of pain—from mild discomfort to severe, debilitating pain.
  • Foot pain encompassed by M79.673 can manifest in various ways. The patient might describe it as sharp or dull, constant or intermittent, triggered or worsened by standing, walking, or other physical activities.
  • M79.673 can be a standalone code, but often, it's used in conjunction with other codes to provide a more detailed picture of the patient's health condition. For instance, if foot pain is due to a sprain, the provider would use an additional code to specify the type and location of the sprain.
  • This code also indicates that further diagnostic procedures, including physical examination, imaging studies, laboratory tests, and patient history, may be necessary to identify the root cause of foot pain.

Is M79.673 billable?

Yes, M79.673 is a billable code. This means that it can be used in medical billing for reimbursement claims.

Clinical information

  • The pain can occur in any part of the foot: toes, arch, heel, or ankle.
  • The severity can vary from mild to severe, potentially affecting a person's mobility and quality of life.
  • Additional symptoms such as swelling, redness, warmth, or difficulty bearing weight may accompany foot pain.
  • The cause of the pain can be extremely diverse. It might result from soft tissue pain caused by unspecified soft tissue disorders, injuries such as sprains or fractures, infections, inflammation (like plantar fasciitis or gout), structural issues (like flat feet or bunions), problems with connective tissue, musculoskeletal system problems, or systemic diseases that affect the feet (like arthritis or neuropathy due to diabetes). This may also include recent accident, sports, or vehicular accident-related injuries.
  • The management of foot pain may involve pain relief medication, physical therapy, or surgical intervention.

Synonyms include

  • Arthralgia (joint pain) of foot
  • Foot joint pain
  • Foot pain
  • Heel pain

Popular search terms for this ICD code

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  • ICD-10 pain in unspecified foot
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Frequently asked questions

When to use a diagnosis code M79.673?

Diagnosis code M79.673 is used when a patient presents with foot pain, but the specific foot and the exact location of the pain are not determined.

What are the common treatments for M79.673 diagnosis code?

Treatment can range from over-the-counter pain relievers, orthotic devices, and physical therapy to surgical intervention, depending on the cause and severity of the pain.

What does diagnosis code M79.673 mean?

Diagnosis code M79.673 refers to pain in an unspecified foot. It's a billable code in the ICD-10-CM system for medical record-keeping, statistical analysis, and billing purposes.

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