Codes / ICD10CM / N64.4

N64.4 Mastodynia

ICD10CM code

ICD10CM

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Name of the Condition

  • Mastodynia (ICD-10-CM Code: N64.4)

Summary

Mastodynia is a medical term for breast pain, which may be localized or generalized. It is a common symptom that can occur in one or both breasts and may vary in intensity. The condition is often associated with hormonal changes or other underlying factors but does not necessarily indicate a serious disease.

Causes

Causes of mastodynia include hormonal fluctuations (e.g., menstrual cycles, pregnancy, menopause), cysts, fibroadenomas, or other benign breast conditions. In some cases, the exact cause remains unknown, and the pain may be idiopathic.

Risk Factors

  • Hormonal changes (e.g., menstrual cycles, pregnancy, menopause)
  • Prior breast surgery or procedures
  • Family history of breast conditions
  • Age (certain disorders may be more prevalent in specific age groups)

Symptoms

  • Breast pain or tenderness
  • Palpable lumps or masses
  • Nipple discharge (non-lactational)
  • Swelling or changes in breast texture
  • Skin changes (e.g., redness, dimpling)

Diagnosis

Diagnosis involves a physical examination, patient history review, and imaging studies (e.g., mammography, ultrasound) to evaluate the breast tissue. Biopsy may be performed if a lump is present to rule out malignancy or other specific conditions.

Treatment Options

Treatment depends on the underlying cause and symptoms. Options may include pain management, hormonal therapy, or addressing any identified structural abnormalities.

Prognosis and Follow-Up

Mastodynia is often benign and may resolve with time or treatment. Follow-up care may involve monitoring symptoms and periodic evaluations to ensure no underlying issues develop.

Complications

Complications are rare but may include persistent pain or anxiety related to breast health concerns. In some cases, undiagnosed causes could lead to delayed treatment of other conditions.

Lifestyle & Prevention

  • Wear a supportive bra to reduce discomfort.
  • Avoid caffeine or other potential triggers if they worsen symptoms.
  • Maintain a healthy lifestyle to support hormonal balance.

When to Seek Professional Help

Seek medical attention if breast pain is severe, persistent, or accompanied by new lumps, skin changes, or discharge. Prompt evaluation is important to rule out serious conditions.

Tips for Medical Coders

Document the location (unilateral/bilateral), onset, and any associated symptoms. Ensure the code is used when breast pain is the primary diagnosis and not secondary to another condition. Verify documentation supports the use of N64.4 for mastodynia.

Medical Policies and Guidelines

Related policies from health plans

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