X39.8XXS – Other exposure to forces of nature, sequela

ICD-10-CM 2027 diagnosis code · Exposure to forces of nature

Billable code

ICD-10-CM code X39.8XXS
Code
X39.8XXS (claims format: X398XXS)
Description
Other exposure to forces of nature, sequela
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
20. External causes of morbidity (V00-Y99)
Block
X30-X39 Exposure to forces of nature
Parent codes
X39 › X39.8

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

X39 – Exposure to other forces of nature

7th character note:
  • The appropriate 7th character is to be added to each code from category X39

Related codes in X39.8

Frequently asked questions

What is ICD-10 code X39.8XXS?

X39.8XXS is the ICD-10-CM code for other exposure to forces of nature, sequela, in the block X30-X39 (Exposure to forces of nature).

Is X39.8XXS a billable code?

Yes. X39.8XXS is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does X39.8XXS belong to?

It belongs to category X39 – Exposure to other forces of nature.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.