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Home/Diagnosis/ICD-10 Coding for Abnormal Weight Loss

ICD-10 Coding for Abnormal Weight Loss

R63.4
E43

Complete ICD-10-CM coding and documentation guide for icd-10 coding for abnormal weight loss includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Unintentional Weight Loss
Involuntary Weight Loss
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Key Information: ICD-10 Coding for Abnormal Weight Loss

Essential facts and insights about ICD-10 Coding for Abnormal Weight Loss

Use ICD-10 code R63.4 for abnormal weight loss, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Abnormal weight loss

Billable Code
R63.4
Billable

Diagnostic Criteria

clinical:
  • • Unexplained weight loss of ≥5% over 6-12 months
documentation:
  • • Exclusion of intentional weight loss causes

Applicable To

  • • Unexplained weight loss

Important Notes

  • • Ensure documentation excludes intentional weight loss causes.

Unspecified severe protein-calorie malnutrition

Billable Code
E43
Billable

Diagnostic Criteria

clinical:
  • • Serum albumin <3.0 g/dL
  • • Weight loss >5% in 3 months

Applicable To

  • • Severe malnutrition with weight loss

Important Notes

  • • Ensure documentation includes clinical criteria for severe malnutrition.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z71.3

Dietary counseling and surveillance

Use for counseling sessions related to weight management.

Frequently Asked Questions

What is the ICD-10 code for abnormal weight loss?

The ICD-10 code for abnormal weight loss is R63.4, used when weight loss is unexplained after thorough evaluation.

How should abnormal weight loss be documented?

Document the percentage and timeframe of weight loss, ensuring exclusion of intentional causes for accurate coding.

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