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Home/Diagnosis/ICD-10 Coding for Diverticulitis of the Sigmoid Colon

ICD-10 Coding for Diverticulitis of the Sigmoid Colon

K57.32
K57.33

Complete ICD-10-CM coding and documentation guide for icd-10 coding for diverticulitis of the sigmoid colon includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Sigmoid Diverticulitis
Diverticular Disease of the Sigmoid Colon
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Key Information: ICD-10 Coding for Diverticulitis of the Sigmoid Colon

Essential facts and insights about ICD-10 Coding for Diverticulitis of the Sigmoid Colon

Use ICD-10 code K57.32 for diverticulitis of large intestine without perforation or abscess, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Diverticulitis of large intestine without perforation or abscess

Billable Code
K57.32
Billable

Diagnostic Criteria

  • • CT findings of wall thickening and fat stranding without abscess

Applicable To

  • • Sigmoid diverticulitis without perforation or abscess

Important Notes

  • • Ensure documentation specifies the absence of perforation or abscess.

Diverticulitis of large intestine with perforation and abscess

Billable Code
K57.33
Billable

Diagnostic Criteria

  • • CT confirms extraluminal air, abscess ≥2 cm, or fistula

Applicable To

  • • Sigmoid diverticulitis with perforation and abscess

Important Notes

  • • Ensure documentation specifies the presence of perforation or abscess.
Ancillary Codes

Additional codes that may be used with this diagnosis

R10.32

Left lower quadrant pain

Use to document symptom support for diverticulitis.

K65.1

Peritoneal abscess

Use when an abscess is confirmed alongside K57.33.

Frequently Asked Questions

What is the ICD-10 code for diverticulitis of the sigmoid colon?

The ICD-10 code for diverticulitis of the sigmoid colon without perforation or abscess is K57.32, and with perforation or abscess is K57.33.

How do you code sigmoid diverticulitis with an abscess?

Code K57.33 for diverticulitis with perforation or abscess, and add K65.1 if an abscess is confirmed.

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