K57
Non-Billable

Diverticular disease of intestine

Non-Billable / Non-Specific Code

What is Diverticular disease of intestine?

ICD-10-CM K57 is the diagnosis code for Diverticular disease of intestine. This code falls under the section "Other diseases of intestines" within Chapter 11 — Diseases of the digestive system (K00-K95). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1
â„šī¸ Excludes2

Coding Guidelines for K57

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as K57. They are mutually exclusive:

  • congenital diverticulum of intestine (Q43.8)
  • Meckel's diverticulum (Q43.0)

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in K57. If the patient has both, code each condition separately:

  • diverticulum of appendix (K38.2)

ICD-10-CM Code Hierarchy

Understanding where K57 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeK57 — Diverticular disease of intestine
Sub-Codes 8 entries
K57.0Diverticulitis of small intestine with perforation and abscessNon-BillableK57.00Diverticulitis of small intestine with perforation and abscess without bleedingBillableK57.01Diverticulitis of small intestine with perforation and abscess with bleedingBillableK57.1Diverticular disease of small intestine without perforation or abscessNon-BillableK57.10Diverticulosis of small intestine without perforation or abscess without bleedingBillableK57.11Diverticulosis of small intestine without perforation or abscess with bleedingBillableK57.12Diverticulitis of small intestine without perforation or abscess without bleedingBillableK57.13Diverticulitis of small intestine without perforation or abscess with bleedingBillableK57.2Diverticulitis of large intestine with perforation and abscessNon-BillableK57.20Diverticulitis of large intestine with perforation and abscess without bleedingBillableK57.21Diverticulitis of large intestine with perforation and abscess with bleedingBillableK57.3Diverticular disease of large intestine without perforation or abscessNon-BillableK57.30Diverticulosis of large intestine without perforation or abscess without bleedingBillableK57.31Diverticulosis of large intestine without perforation or abscess with bleedingBillableK57.32Diverticulitis of large intestine without perforation or abscess without bleedingBillableK57.33Diverticulitis of large intestine without perforation or abscess with bleedingBillableK57.4Diverticulitis of both small and large intestine with perforation and abscessNon-BillableK57.40Diverticulitis of both small and large intestine with perforation and abscess without bleedingBillableK57.41Diverticulitis of both small and large intestine with perforation and abscess with bleedingBillableK57.5Diverticular disease of both small and large intestine without perforation or abscessNon-BillableK57.50Diverticulosis of both small and large intestine without perforation or abscess without bleedingBillableK57.51Diverticulosis of both small and large intestine without perforation or abscess with bleedingBillableK57.52Diverticulitis of both small and large intestine without perforation or abscess without bleedingBillableK57.53Diverticulitis of both small and large intestine without perforation or abscess with bleedingBillableK57.8Diverticulitis of intestine, part unspecified, with perforation and abscessNon-BillableK57.80Diverticulitis of intestine, part unspecified, with perforation and abscess without bleedingBillableK57.81Diverticulitis of intestine, part unspecified, with perforation and abscess with bleedingBillableK57.9Diverticular disease of intestine, part unspecified, without perforation or abscessNon-BillableK57.90Diverticulosis of intestine, part unspecified, without perforation or abscess without bleedingBillableK57.91Diverticulosis of intestine, part unspecified, without perforation or abscess with bleedingBillableK57.92Diverticulitis of intestine, part unspecified, without perforation or abscess without bleedingBillableK57.93Diverticulitis of intestine, part unspecified, without perforation or abscess with bleedingBillable
Related Codes

Frequently Asked Questions

Is K57 a billable ICD-10-CM code?

No, K57 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does K57 mean?

K57 is the ICD-10-CM diagnosis code for "Diverticular disease of intestine". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is K57 in?

K57 is located in Section K55-K64 — "Other diseases of intestines" within Chapter 11 of the ICD-10-CM Tabular List.

What are the sub-codes of K57?

K57 has 8 sub-code(s) that provide more specific detail: K57.0, K57.1, K57.2, K57.3, K57.4 and more.

When should I use K57?

Use K57 when the patients documented diagnosis matches "Diverticular disease of intestine" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Diverticular disease of intestine?

The ICD-10-CM code for Diverticular disease of intestine is K57.

Can K57 be used for primary diagnosis?

No, K57 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is K57 in?

K57 is in Chapter 11 of the ICD-10-CM Tabular List.

What conditions are excluded from K57?

Type 1 Excludes for K57 include: congenital diverticulum of intestine (Q43.8); Meckel's diverticulum (Q43.0).

Is K57 valid for 2026?

Yes, K57 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousK56.7Ileus, unspecifiedNext →K57.0Diverticulitis of small intestine with perforation and abscess
Code Details
K57
Diverticular disease of intestine
Non-Billable / Non-Specific Code
11 — Diseases of the digestive system (K00-K95)
K55-K64 — Other diseases of intestines
2026 ICD-10-CM