W20.8D is the authoritative medical code for Other cause of strike by thrown, projected or falling object, subsequent encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for other cause of strike by thrown, projected or falling object, subsequent encounter (ICD-10-CM W20.8D), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Other cause of strike by thrown, projected or falling object, subsequent encounter is a billable ICD-10-CM diagnosis code W20.8D. Excludes1 (not coded here): struck by thrown sports equipment W21.-; falling object in machinery accident (W24, W28-W31); falling object in transport accident V01-V99; object set in motion by explosion W35-W40; object set in motion by firearm W32-W34; assault X92-Y09; contact or collision with animals or persons W50-W64; exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-); intentional self-harm X71-X83. Code first: any associated:; cataclysm X34-X39; lightning strike T75.00. 7th character: The appropriate 7th character is to be added to each code from category W20.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for W20.8D in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- struck by thrown sports equipment W21.-
- falling object in machinery accident (W24, W28-W31)
- falling object in transport accident V01-V99
- object set in motion by explosion W35-W40
- object set in motion by firearm W32-W34
- assault X92-Y09
- contact or collision with animals or persons W50-W64
- exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
- intentional self-harm X71-X83
Code First
Underlying conditions that must be sequenced before this code.
- any associated:
- cataclysm X34-X39
- lightning strike T75.00
Frequently Asked Questions (FAQ) & Clinical Guidance
Does W20.8D require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category W20.
What can't be coded together with W20.8D?
Per Excludes1 instructions, W20.8D must not be reported with: struck by thrown sports equipment (W21.-); falling object in machinery accident (W24, W28-W31); falling object in transport accident (V01-V99); object set in motion by explosion (W35-W40).
Does W20.8D need to be sequenced after another code?
Yes. Code first: any associated:; cataclysm (X34-X39); lightning strike (T75.00).
Codes in This Family (12)
Official ICD-10-CM classifications in the same code family as W20.8D, with their registry titles.
- W20 — Struck by thrown, projected or falling object
- W20.0 — Struck by falling object in cave-in
- W20.0A — Struck by falling object in cave-in, initial encounter
- W20.0D — Struck by falling object in cave-in, subsequent encounter
- W20.0S — Struck by falling object in cave-in, sequela
- W20.1 — Struck by object due to collapse of building
- W20.1A — Struck by object due to collapse of building, initial encounter
- W20.1D — Struck by object due to collapse of building, subsequent encounter
- W20.1S — Struck by object due to collapse of building, sequela
- W20.8 — Other cause of strike by thrown, projected or falling object
- W20.8A — Other cause of strike by thrown, projected or falling object, initial encounter
- W20.8S — Other cause of strike by thrown, projected or falling object, sequela
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code W22.8D
Striking against or struck by other objects, subsequent encounter