Valid for Submission
K91.86 is a billable diagnosis code used to specify a medical diagnosis of retained cholelithiasis following cholecystectomy. The code K91.86 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.
Index to Diseases and Injuries
The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code K91.86 are found in the index:
- - Retained - See Also: Retention;
Diagnostic Related Groups - MS-DRG Mapping
|MS-DRG||MS-DRG Title||MCD||Relative Weight|
|393||OTHER DIGESTIVE SYSTEM DIAGNOSES WITH MCC||06||1.6536|
|394||OTHER DIGESTIVE SYSTEM DIAGNOSES WITH CC||06||0.9386|
|395||OTHER DIGESTIVE SYSTEM DIAGNOSES WITHOUT CC/MCC||06||0.6497|
The relative weight of a diagnostic related group determines the reimbursement rate based on the severity of a patient's illness and the associated cost of care during hospitalization.