Y37.470S

✓ Billable

Military operations involving unintentional restriction of air and airway, military personnel, sequela

External causes of morbidity (V00-Y99)

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

Y37

• military aircraft involved in aircraft accident with civilian aircraft (V97.81-)
• military vehicles involved in transport accident with civilian vehicle (V09.01, V09.21, V19.81, V29.818, V39.81, V49.81, V59.81, V69.81, V79.81)
• military watercraft involved in water transport accident with civilian watercraft (V94.81-)
• war operations (Y36.-)

Clinical Description

ICD-10-CM code Y37.470S represents military operations involving unintentional restriction of air and airway, military personnel, sequela. This code falls under the External causes of morbidity (V00-Y99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory. Coders should note that Y37.470S has 4 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code Y37.470S?

ICD-10-CM code Y37.470S is "Military operations involving unintentional restriction of air and airway, military personnel, sequela". It belongs to the category: External causes of morbidity (V00-Y99).

Is Y37.470S a billable ICD-10 code?

Yes, Y37.470S is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with Y37.470S?

Y37.470S has 4 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Related Codes in Y37.470

Other codes in the same category that may be relevant for differential coding:

Y37.470AMilitary operations involving unintentional restriction of air and airway, military personnel, initial encounter Y37.470DMilitary operations involving unintentional restriction of air and airway, military personnel, subsequent encounter

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Code Information

CodeY37.470S

BillableYes

ParentY37.470

CategoryExternal causes of morbidity (V00-Y99)

Excludes14 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)