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Home/Diagnosis/ICD-10 Coding for Right Lower Quadrant Pain

ICD-10 Coding for Right Lower Quadrant Pain

R10.31
K35.2

Complete ICD-10-CM coding and documentation guide for icd-10 coding for right lower quadrant pain includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
RLQ Pain
Right Lower Abdominal Pain
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Key Information: ICD-10 Coding for Right Lower Quadrant Pain

Essential facts and insights about ICD-10 Coding for Right Lower Quadrant Pain

Use ICD-10 code R10.31 for right lower quadrant pain, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Right lower quadrant pain

Billable Code
R10.31
Billable

Diagnostic Criteria

  • • Pain localized to the right lower quadrant without a confirmed diagnosis

Applicable To

  • • Pain localized to the right lower quadrant

Important Notes

  • • Ensure documentation specifies the location and nature of the pain.

Acute appendicitis with generalized peritonitis

Non-Billable
K35.2
Non-Billable

Diagnostic Criteria

  • • CT scan showing inflamed appendix
  • • Elevated white blood cell count

Applicable To

  • • Appendicitis with peritonitis

Important Notes

  • • Ensure appendicitis is confirmed through imaging or surgical findings.
Ancillary Codes

Additional codes that may be used with this diagnosis

R10.813

Right lower quadrant rebound tenderness

Use when physical examination reveals rebound tenderness in the right lower quadrant.

Frequently Asked Questions

What is the ICD-10 code for right lower quadrant pain?

The ICD-10 code for right lower quadrant pain is R10.31. It is used when the pain is localized to the right lower quadrant and no specific diagnosis is confirmed.

When should R10.31 be used instead of K35.2?

Use R10.31 when the cause of right lower quadrant pain is undetermined. If appendicitis is confirmed, use K35.2 instead.

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