S11.90XD ICD-10-CM Code: Unspecified open wound of unspecified part of neck, subsequent 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 949 — AFTERCARE WITH CC/MCC (MDC 23)
- MS-DRG 950 — AFTERCARE WITHOUT CC/MCC (MDC 23)
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 S11.90XD 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.
- open fracture of vertebra (S12.- with 7th character B)
- 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:
- spinal cord injury (S14.0, S14.1-)
- wound infection
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S11.90XD 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 S11.90XD in its code family, with their registry titles.
- S11.89XD — Other open wound of other specified part of neck, subsequent encounter
- S11.89XS — Other open wound of other specified part of neck, sequela
- S11.9 — Open wound of unspecified part of neck
- S11.90 — Unspecified open wound of unspecified part of neck
- S11.90XA — Unspecified open wound of unspecified part of neck, initial encounter
- S11.90XS — Unspecified open wound of unspecified part of neck, sequela
- S11.91 — Laceration without foreign body of unspecified part of neck
- S11.91XA — Laceration without foreign body of unspecified part of neck, initial encounter
- S11.91XD — Laceration without foreign body of unspecified part of neck, subsequent encounter
- S11.91XS — Laceration without foreign body of unspecified part of neck, sequela