Valid for Submission
I80.259 is a billable diagnosis code used to specify a medical diagnosis of phlebitis and thrombophlebitis of unspecified calf muscular vein. The code I80.259 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.
Unspecified diagnosis codes like I80.259 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.
Diagnostic Related Groups - MS-DRG Mapping
|MS-DRG||MS-DRG Title||MCD||Relative Weight|
|294||DEEP VEIN THROMBOPHLEBITIS WITH CC/MCC||05||1.2821|
|295||DEEP VEIN THROMBOPHLEBITIS WITHOUT CC/MCC||05||0.9813|
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.
I80259 replaces the following previously assigned ICD-10 code(s):