K52.2
Non-Billable

Allergic and dietetic gastroenteritis and colitis

Non-Billable / Non-Specific Code

What is Allergic and dietetic gastroenteritis and colitis?

ICD-10-CM K52.2 is the diagnosis code for Allergic and dietetic gastroenteritis and colitis. This code falls under the section "Noninfective enteritis and colitis" 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.

💡 Inclusions
â„šī¸ Excludes2

Coding Guidelines for K52.2

✅ This Code Includes

  • Food hypersensitivity gastroenteritis or colitis

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

The following conditions are not included in K52.2. If the patient has both, code each condition separately:

  • allergic eosinophilic colitis (K52.82)
  • allergic eosinophilic esophagitis (K20.0)
  • allergic eosinophilic gastritis (K52.81)
  • allergic eosinophilic gastroenteritis (K52.81)

ICD-10-CM Code Hierarchy

Understanding where K52.2 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
K52.21Food protein-induced enterocolitis syndromeBillableK52.22Food protein-induced enteropathyBillableK52.29Other allergic and dietetic gastroenteritis and colitisBillable
Related Codes

Frequently Asked Questions

Is K52.2 a billable ICD-10-CM code?

No, K52.2 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does K52.2 mean?

K52.2 is the ICD-10-CM diagnosis code for "Allergic and dietetic gastroenteritis and colitis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of K52.2?

The parent code of K52.2 is K52 ("Other and unspecified noninfective gastroenteritis and colitis"). K52.2 provides a more specific classification within this category.

What section is K52.2 in?

K52.2 is located in Section K50-K52 — "Noninfective enteritis and colitis" within Chapter 11 of the ICD-10-CM Tabular List.

What are the sub-codes of K52.2?

K52.2 has 3 sub-code(s) that provide more specific detail: K52.21, K52.22, K52.29.

When should I use K52.2?

Use K52.2 when the patients documented diagnosis matches "Allergic and dietetic gastroenteritis and colitis" 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 Allergic and dietetic gastroenteritis and colitis?

The ICD-10-CM code for Allergic and dietetic gastroenteritis and colitis is K52.2.

Can K52.2 be used for primary diagnosis?

No, K52.2 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is K52.2 in?

K52.2 is in Chapter 11 of the ICD-10-CM Tabular List.

Is K52.2 valid for 2026?

Yes, K52.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousK52.1Toxic gastroenteritis and colitisNext →K52.21Food protein-induced enterocolitis syndrome
Code Details
K52.2
Allergic and dietetic gastroenteritis and colitis
Non-Billable / Non-Specific Code
11 — Diseases of the digestive system (K00-K95)
K50-K52 — Noninfective enteritis and colitis
2026 ICD-10-CM