S11.21 ICD-10-CM Code: Laceration without foreign body of pharynx and cervical esophagus
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S11.21 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- injuries of nape
- injuries of supraclavicular region
- injuries of throat
Excludes1 — Not Coded Here
Conditions generally not reported together with this code (Excludes1) -- an error unless the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
- open wound of esophagus NOS (S27.8-) Compare S11.21 vs S27.8 →
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- open fracture of vertebra (S12.- with 7th character B) Compare S11.21 vs S12 →
- burns and corrosions (T20-T32) Compare S11.21 vs T20 →
- effects of foreign body in esophagus (T18.1) Compare S11.21 vs T18.1 →
- effects of foreign body in larynx (T17.3) Compare S11.21 vs T17.3 →
- effects of foreign body in pharynx (T17.2) Compare S11.21 vs T17.2 →
- effects of foreign body in trachea (T17.4) Compare S11.21 vs T17.4 →
- frostbite (T33-T34) Compare S11.21 vs T33 →
- insect bite or sting, venomous (T63.4) Compare S11.21 vs T63.4 →
Indexed Clinical Terms (3)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Laceration, esophagus, traumatic, cervical
- Laceration, neck, involving, cervical esophagus
- Laceration, pharynx
Frequently Compared Codes
The official Excludes notes on S11.21 name these codes. Each comparison page covers when the two can — or must not — be reported together.
Change history
No changes recorded for this code — unchanged since the FY2016 baseline of the change ledger.
Verify Before Coding
- Not billable as written — a more specific code is required.
- Requires a 7th character. "The appropriate 7th character is to be added to each code from category S11" Options: S11.21XA, S11.21XD, S11.21XS
From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.
Relationships & Classification
Other codes that name S11.21 or its code family, from the CMS ICD-10-CM tabular instructional notes. Tabular-note edges are stored at the code family level that carries each note.
2 Use Additional Code instructions: S17 (via S11.-), T71.16 (via S11.-).
4 Code Also instructions: S13.1 (via S11.-), S14 (via S11.-), S15 (via S11.-), S16 (via S11.-).
Contextual Map
Every relationship of S11.21 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Hierarchy
- S00-T88 — Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) (S00-T88) [Hierarchy]
Referenced by Use Additional Code instructions
- S17 — Crushing injury of neck [Use Additional Code](via S11.-): “open wound of neck (S11.-)” · check together
- T71.16 — Asphyxiation due to hanging [Use Additional Code](via S11.-): “open wound of neck (S11.-)” · check together
Referenced by Code Also instructions
- S13.1 — Subluxation and dislocation of cervical vertebrae [Code Also](via S11.-): “open wound of neck (S11.-)” · check together
- S14 — Injury of nerves and spinal cord at neck level [Code Also](via S11.-): “open wound of neck (S11.-)” · check together
- S15 — Injury of blood vessels at neck level [Code Also](via S11.-): “any associated open wound (S11.-)” · check together
- S16 — Injury of muscle, fascia and tendon at neck level [Code Also](via S11.-): “any associated open wound (S11.-)” · check together
Index entries
- Laceration, esophagus, traumatic, cervical[Index term]
- Laceration, neck, involving, cervical esophagus[Index term]
- Laceration, pharynx[Index term]
Nearest codes (40)
- S11 — Open wound of neck [Sibling]
- S11.12XA — Laceration with foreign body of thyroid gland, initial encounter [Sibling]
- S11.12XD — Laceration with foreign body of thyroid gland, subsequent encounter [Sibling]
- S11.12XS — Laceration with foreign body of thyroid gland, sequela [Sibling]
- S11.13 — Puncture wound without foreign body of thyroid gland [Sibling]
- S11.13XA — Puncture wound without foreign body of thyroid gland, initial encounter [Sibling]
- S11.13XD — Puncture wound without foreign body of thyroid gland, subsequent encounter [Sibling]
- S11.13XS — Puncture wound without foreign body of thyroid gland, sequela [Sibling]
- and 32 more
Frequently Asked Questions (FAQ) & Clinical Guidance
Can S11.21 be billed directly?
No. S11.21 (Laceration without foreign body of pharynx and cervical esophagus) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does S11.21 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S11.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to S11.21 in its code family, with their registry titles.
- S11.2 — Open wound of pharynx and cervical esophagus
- S11.20 — Unspecified open wound of pharynx and cervical esophagus
- S11.20XA — Unspecified open wound of pharynx and cervical esophagus, initial encounter
- S11.20XD — Unspecified open wound of pharynx and cervical esophagus, subsequent encounter
- S11.20XS — Unspecified open wound of pharynx and cervical esophagus, sequela
- S11.21XA — Laceration without foreign body of pharynx and cervical esophagus, initial encounter
- S11.21XD — Laceration without foreign body of pharynx and cervical esophagus, subsequent encounter
- S11.21XS — Laceration without foreign body of pharynx and cervical esophagus, sequela
- S11.22 — Laceration with foreign body of pharynx and cervical esophagus
- S11.22XA — Laceration with foreign body of pharynx and cervical esophagus, initial encounter