Valid for Submission
S20.323D is a billable diagnosis code used to specify a medical diagnosis of blister (nonthermal) of bilateral front wall of thorax, subsequent encounter. The code S20.323D is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 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.
S20.323D is a subsequent encounter code, includes a 7th character and should be used after the patient has completed active treatment for a condition like blister (nonthermal) of bilateral front wall of thorax. According to ICD-10-CM Guidelines a "subsequent encounter" occurs when the patient is receiving routine care for the condition during the healing or recovery phase of treatment. Subsequent diagnosis codes are appropriate during the recovery phase, no matter how many times the patient has seen the provider for this condition. If the provider needs to adjust the patient's care plan due to a setback or other complication, the encounter becomes active again.
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
New 2021 ICD-10 Code
S20.323D is new to ICD-10 code set for the FY 2021, effective October 1, 2020. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2020. This is a new and revised code for the FY 2021 (October 1, 2020 - September 30, 2021).
Diagnostic Related Groups - MS-DRG Mapping
Present on Admission (POA)
S20323D replaces the following previously assigned ICD-10 code(s):