Valid for Submission
S20.324S is a billable diagnosis code used to specify a medical diagnosis of blister (nonthermal) of middle front wall of thorax, sequela. The code S20.324S is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions. The code is exempt from present on admission (POA) reporting for inpatient admissions to general acute care hospitals.
S20.324S is a sequela code, includes a 7th character and should be used for complications that arise as a direct result of a condition like blister (nonthermal) of middle front wall of thorax. According to ICD-10-CM Guidelines a "sequela" code should be used for chronic or residual conditions that are complications of an initial acute disease, illness or injury. The most common sequela is pain. Usually, two diagnosis codes are needed when reporting sequela. The first code describes the nature of the sequela while the second code describes the sequela or late effect.
The appropriate 7th character is to be added to each code from block Superficial injury of thorax (S20). Use the following options for the aplicable episode of care:
- A - initial encounter
- D - subsequent encounter
- S - sequela
Diagnostic Related Groups - MS-DRG Mapping
|MS-DRG||MS-DRG Title||MCD||Relative Weight|
|604||TRAUMA TO THE SKIN, SUBCUTANEOUS TISSUE AND BREAST WITH MCC||09||1.4913|
|605||TRAUMA TO THE SKIN, SUBCUTANEOUS TISSUE AND BREAST WITHOUT MCC||09||0.9092|
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.
Present on Admission (POA)
S20324S replaces the following previously assigned ICD-10 code(s):