ICD-10-CM Codes
K00-K95
K80-K87
K81-
2023 ICD-10-CM Diagnosis Code K81.1

2023 ICD-10-CM Diagnosis Code K81.1

Chronic cholecystitis

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

K81.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM K81.1 became effective on October 1, 2022.
This is the American ICD-10-CM version of K81.1 - other international versions of ICD-10 K81.1 may differ.

The following code(s) above K81.1 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to K81.1:

K00-K95
2023 ICD-10-CM Range K00-K95
Diseases of the digestive system
Type 2 Excludes
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Diseases of the digestive system
K81
ICD-10-CM Diagnosis Code K81
Cholecystitis
Type 1 Excludes
- cholecystitis with cholelithiasis (K80.-)
Use Additional
- code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)
Cholecystitis

Approximate Synonyms

Cholecystitis (inflamed gallbladder), chronic

ICD-10-CM K81.1 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):

444 Disorders of the biliary tract with mcc
445 Disorders of the biliary tract with cc
446 Disorders of the biliary tract without cc/mcc

Convert K81.1 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to K81.1:

Cholecystitis K81.9
ICD-10-CM Diagnosis Code K81.9
Cholecystitis, unspecified
- chronic K81.1

ICD-10-CM Codes Adjacent To K81.1

K80.66 Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction

K80.67 Calculus of gallbladder and bile duct with acute and chronic cholecystitis with obstruction

K80.7 Calculus of gallbladder and bile duct without cholecystitis

K80.70 …… without obstruction

K80.71 …… with obstruction

K80.8 Other cholelithiasis

K80.80 …… without obstruction

K80.81 …… with obstruction

K81 Cholecystitis

K81.0 Acute cholecystitis

K81.1 Chronic cholecystitis

K81.2 Acute cholecystitis with chronic cholecystitis

K81.9 Cholecystitis, unspecified

K82 Other diseases of gallbladder

K82.0 Obstruction of gallbladder

K82.1 Hydrops of gallbladder

K82.2 Perforation of gallbladder

K82.3 Fistula of gallbladder

K82.4 Cholesterolosis of gallbladder

K82.8 Other specified diseases of gallbladder

K82.9 Disease of gallbladder, unspecified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2023 ICD-10-CM Diagnosis Code K81.1

Chronic cholecystitis

Diseases of the digestive system

Cholecystitis

Cholecystitis, unspecified