Physical Assault ICD-10-CM Codes

Learn the ICD-10-CM codes related to physical assault to aid in accurate coding and medical billing for injuries resulting from physical violence.

By Wynona Jugueta on Aug 8, 2025.

Fact Checked by Karina Jimenea.

Use Code

What ICD-10 codes are used for physical assault?

Physical assault is a serious issue that healthcare professionals frequently encounter. Accurate diagnosis and coding are critical for appropriate patient care and billing. Here, we provide an overview of the most commonly used ICD-10 codes for physical assault.

T74.11XA: Adult physical abuse, confirmed, initial encounter: This code represents adult physical abuse confirmed during an initial encounter. It's crucial when the victim is an adult and the abuse has been confirmed.
Y09: Assault by unspecified means: Used when the assault is by unspecified means. This code is applicable when the means of assault aren't clearly defined or known.
Z04.71: Encounter for examination and observation following alleged adult physical abuse: This code signifies an encounter for examination and observation following alleged adult physical abuse. This is particularly useful when abuse is suspected but not yet confirmed.
Y04.0XXA: Assault by unarmed brawl or fight, initial encounter: This code is used for an assault by an unarmed brawl or fight during an initial encounter. It covers situations where the assault has resulted from a fight or brawl without weapons.
Y04: Assault by bodily force: This covers assault by bodily force. This can include any form of assault where physical force has been exerted on the victim.

Each of these codes has specific clinical descriptions that further clarify the nature of the physical assault. These descriptions help healthcare providers accurately record incidents and facilitate effective communication within the healthcare system.

You can watch this explainer video to learn more about how these codes are utilized in medical billing and coding.

Which physical assault ICD codes are billable?

The following codes are commonly used and billable:

T74.11XA: Yes
Y09: Yes
Z04.71: Yes
Y04.0XXA: Yes
Y04: No. This is a general code. It has several codes under its umbrella.

Clinical information

Understanding the clinical aspects of physical assault is crucial for healthcare providers, especially when it intersects with cases of child abuse, neglect, and maltreatment. Here's some vital information to consider:

Physical assault refers to intentional acts that cause injury or trauma to another person. This includes incidents involving bodily force assault, alleged physical abuse, or handgun discharge, and can involve unspecified firearm injuries. In pediatric settings, this may present as shaken infant syndrome or child physical abuse, often requiring immediate and multidisciplinary response.
Physical assault typically involves bodily harm, often resulting from violence or force. This could include hits, kicks, punches, or forms of other bodily force. In children, these injuries may raise suspicions of child maltreatment or confirmed abuse, especially when the reported mechanism doesn’t align with clinical findings. Suspected abuse should prompt further investigation using appropriate screening protocols.
The severity of injuries from physical assault can vary greatly. They might range from minor bruises and scratches to serious, life-threatening conditions like fractures, internal bleeding, or traumatic brain injury. In children, even seemingly minor signs may indicate other maltreatment or child abuse neglect, making accurate documentation critical. Cases of adult and child abuse, neglect, and other maltreatment should be coded carefully using multiple codes when appropriate.
Accurate diagnosis, documentation, and reporting of confirmed cases of physical assault and maltreatment are vital for both clinical and legal outcomes. This includes clearly distinguishing between confirmed abuse and suspected abuse and appropriately coding instances of alleged physical abuse or handgun discharge in both adult and pediatric populations.
Raising awareness and employing early intervention strategies are essential in preventing further harm. Healthcare professionals play a key role in identifying indicators of child abuse, neglect, or other maltreatment. They should be equipped with the training to respond to red flags, such as signs of shaken infant syndrome or repeated injury patterns. Coordination with social services and proper use of clinical coding for neglect and other maltreatment improves outcomes and ensures vulnerable individuals receive support.

Synonyms include

Battery
Attack
Violence
Harm
Abuse

Commonly asked questions

Use a physical assault ICD code when there is clinical evidence or strong suspicion of injury resulting from intentional harm, including cases involving child abuse, bodily force assault, or firearm-related trauma. These codes are essential for accurately documenting events such as confirmed abuse, alleged physical abuse, or other maltreatment.

Treatments often include wound care, fracture management, pain control, and psychological support, especially in cases involving child maltreatment or confirmed abuse. Multidisciplinary intervention may be necessary, including social services and trauma-informed care, to address both physical and emotional impacts.

A diagnosis code for physical assault indicates that deliberate violent actions, such as child abuse neglect, shaken infant syndrome, or handgun discharge, caused the patient’s injuries. It helps classify the event for medical, legal, and statistical purposes, ensuring proper care and follow-up.

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