S11.1 – Open wound of thyroid gland

ICD-10-CM 2027 diagnosis code · Injuries to the neck

Non-billable header

ICD-10-CM code S11.1

Code: S11.1 (claims format: S111)
Description: Open wound of thyroid gland
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: S10-S19 Injuries to the neck
Parent codes: S11

Billable codes under S11.1

S11.1 is a header code and cannot be used on claims. Choose the most specific code:

S11.10 – Unspecified open wound of thyroid glandHeader (more codes below)
S11.11 – Laceration without foreign body of thyroid glandHeader (more codes below)
S11.12 – Laceration with foreign body of thyroid glandHeader (more codes below)
S11.13 – Puncture wound without foreign body of thyroid glandHeader (more codes below)
S11.14 – Puncture wound with foreign body of thyroid glandHeader (more codes below)
S11.15 – Open bite of thyroid glandHeader (more codes below)

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care (use placeholder X for empty positions).

Character	Meaning
`A`	initial encounter
`D`	subsequent encounter
`S`	sequela

Notes inherited from parent codes

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

S11 – Open wound of neck

Excludes2 (not included here):

open fracture of vertebra (S12.- with 7th character B)

Code also:

any associated:
spinal cord injury (S14.0, S14.1-)
wound infection

7th character note:

The appropriate 7th character is to be added to each code from category S11

Block S10-S19

Includes:

injuries of nape
injuries of supraclavicular region
injuries of throat

Excludes2 (not included here):

burns and corrosions (T20-T32)
effects of foreign body in esophagus (T18.1)
effects of foreign body in larynx (T17.3)
effects of foreign body in pharynx (T17.2)
effects of foreign body in trachea (T17.4)
frostbite (T33-T34)
insect bite or sting, venomous (T63.4)

Related codes in S11

Frequently asked questions

What is ICD-10 code S11.1?

S11.1 is the ICD-10-CM code for open wound of thyroid gland, in the block S10-S19 (Injuries to the neck).

Is S11.1 a billable code?

No. S11.1 is a header code with more specific child codes; report one of the billable codes listed above.

What category does S11.1 belong to?

It belongs to category S11 – Open wound of neck.

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.