S16.9XXA ICD-10-CM Code: Unspecified injury of muscle, fascia and tendon at neck level, initial encounter
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Inpatient Payment Groups (MS-DRG)
MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.
- MS-DRG 011 — TRACHEOSTOMY FOR FACE, MOUTH AND NECK DIAGNOSES OR LARYNGECTOMY WITH MCC (MDC PRE)
- MS-DRG 012 — TRACHEOSTOMY FOR FACE, MOUTH AND NECK DIAGNOSES OR LARYNGECTOMY WITH CC (MDC PRE)
- MS-DRG 013 — TRACHEOSTOMY FOR FACE, MOUTH AND NECK DIAGNOSES OR LARYNGECTOMY WITHOUT CC/MCC (MDC PRE)
- MS-DRG 913 — TRAUMATIC INJURY WITH MCC (MDC 21)
- MS-DRG 914 — TRAUMATIC INJURY WITHOUT MCC (MDC 21)
- MS-DRG 963 — OTHER MULTIPLE SIGNIFICANT TRAUMA WITH MCC (MDC 24)
- MS-DRG 964 — OTHER MULTIPLE SIGNIFICANT TRAUMA WITH CC (MDC 24)
- MS-DRG 965 — OTHER MULTIPLE SIGNIFICANT TRAUMA WITHOUT CC/MCC (MDC 24)
A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S16.9XXA 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
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- sprain of joint or ligament at neck level (S13.9)
- 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)
Code Also
Additional codes that may be required to fully describe the encounter.
- any associated open wound (S11.-)
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S16.9XXA require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S16.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to S16.9XXA in its code family, with their registry titles.
- S16.2XXA — Laceration of muscle, fascia and tendon at neck level, initial encounter
- S16.2XXD — Laceration of muscle, fascia and tendon at neck level, subsequent encounter
- S16.2XXS — Laceration of muscle, fascia and tendon at neck level, sequela
- S16.8 — Other specified injury of muscle, fascia and tendon at neck level
- S16.8XXA — Other specified injury of muscle, fascia and tendon at neck level, initial encounter
- S16.8XXD — Other specified injury of muscle, fascia and tendon at neck level, subsequent encounter
- S16.8XXS — Other specified injury of muscle, fascia and tendon at neck level, sequela
- S16.9 — Unspecified injury of muscle, fascia and tendon at neck level
- S16.9XXD — Unspecified injury of muscle, fascia and tendon at neck level, subsequent encounter
- S16.9XXS — Unspecified injury of muscle, fascia and tendon at neck level, sequela