S01
Non-billableOpen wound of head
Open wound of head
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- injuries of ear
- injuries of eye
- injuries of face [any part]
- injuries of gum
- injuries of jaw
- injuries of oral cavity
- injuries of palate
- injuries of periocular area
- injuries of scalp
- injuries of temporomandibular joint area
- injuries of tongue
- injuries of tooth
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •burns and corrosionsT20-T32
- •effects of foreign body in earT16
- •effects of foreign body in larynxT17.3
- •effects of foreign body in mouth NOST18.0
- •effects of foreign body in noseT17.0-T17.1
- •effects of foreign body in pharynxT17.2
- •effects of foreign body on external eyeT15
- •frostbiteT33-T34
- •insect bite or sting, venomousT63.4
- •injury of eye and orbitS05
- •traumatic amputation of part of headS08
Use Additional Code
Additional codes that should follow this code
Code Also
A second code may be required; sequencing depends on circumstances
- for any associated infection
- any associated:
- •injury of cranial nerveS04
- •injury of muscle and tendon of headS09.1
- •intracranial injuryS06
- wound infection
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (8)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(7)
Frequently Asked Questions
What is the ICD-10 code for open wound of head?
The ICD-10-CM code for open wound of head is S01. The full clinical description is "Open wound of head". S01 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code S01 mean?
ICD-10-CM code S01 represents “Open wound of head”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is S01 a billable code?
No, S01 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 8 child codes under S01.
What chapter is S01 in?
S01 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with S01?
S01 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71); open skull fracture (S02.- with 7th character B).
What are the subcategories under S01?
S01 has 8 child codes, including: S01.0 (Open wound of scalp), S01.1 (Open wound of eyelid and periocular area), S01.2 (Open wound of nose), S01.3 (Open wound of ear), and 4 more.
Are additional codes required with S01?
Yes, when using S01, also report: any retained foreign body, if applicable (Z18.-).
What are the UMLS CUIs for S01?
S01 is linked to 1 UMLS Concept Unique Identifier: C0273239. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does S01 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like open wound of head affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of S01?
S01 maps to the ICD-11 code: NA01.Z (Open wound of head, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.