K81.2
Billable

Acute cholecystitis with chronic cholecystitis

Billable / Specific Code

What is Acute cholecystitis with chronic cholecystitis?

ICD-10-CM K81.2 is the diagnosis code for Acute cholecystitis with chronic cholecystitis. This code falls under the section "Disorders of gallbladder, biliary tract and pancreas" within Chapter 11 — Diseases of the digestive system (K00-K95). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for K81.2

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where K81.2 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeK81.2 — Acute cholecystitis with chronic cholecystitis
Related Codes

Frequently Asked Questions

Is K81.2 a billable ICD-10-CM code?

Yes, K81.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does K81.2 mean?

K81.2 is the ICD-10-CM diagnosis code for "Acute cholecystitis with chronic cholecystitis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of K81.2?

The parent code of K81.2 is K81 ("Cholecystitis"). K81.2 provides a more specific classification within this category.

What section is K81.2 in?

K81.2 is located in Section K80-K87 — "Disorders of gallbladder, biliary tract and pancreas" within Chapter 11 of the ICD-10-CM Tabular List.

When should I use K81.2?

Use K81.2 when the patients documented diagnosis matches "Acute cholecystitis with chronic cholecystitis" 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 Acute cholecystitis with chronic cholecystitis?

The ICD-10-CM code for Acute cholecystitis with chronic cholecystitis is K81.2.

Can K81.2 be used for primary diagnosis?

Yes, K81.2 can be used as a primary diagnosis code since it is billable and specific.

What chapter is K81.2 in?

K81.2 is in Chapter 11 of the ICD-10-CM Tabular List.

Is K81.2 valid for 2026?

Yes, K81.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousK81.1Chronic cholecystitisNext →K81.9Cholecystitis, unspecified
Code Details
K81.2
Acute cholecystitis with chronic cholecystitis
Billable / Specific Code
11 — Diseases of the digestive system (K00-K95)
K80-K87 — Disorders of gallbladder, biliary tract and pancreas
2026 ICD-10-CM