S04.30XD ICD-10-CM Code: Injury of trigeminal nerve, unspecified side, 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 S04.30XD in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes 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
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- burns and corrosions (T20-T32)
- effects of foreign body in ear (T16)
- effects of foreign body in larynx (T17.3)
- effects of foreign body in mouth NOS (T18.0)
- effects of foreign body in nose (T17.0-T17.1)
- effects of foreign body in pharynx (T17.2)
- effects of foreign body on external eye (T15.-)
- frostbite (T33-T34)
- insect bite or sting, venomous (T63.4)
Code First
Underlying conditions that must be sequenced before this code.
- any associated intracranial injury (S06.-)
Code Also
Additional codes that may be required to fully describe the encounter.
- any associated:
- open wound of head (S01.-)
- skull fracture (S02.-)
- for any associated infection
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S04.30XD require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S04.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to S04.30XD in its code family, with their registry titles.
- S04.22XD — Injury of trochlear nerve, left side, subsequent encounter
- S04.22XS — Injury of trochlear nerve, left side, sequela
- S04.3 — Injury of trigeminal nerve
- S04.30 — Injury of trigeminal nerve, unspecified side
- S04.30XA — Injury of trigeminal nerve, unspecified side, initial encounter
- S04.30XS — Injury of trigeminal nerve, unspecified side, sequela
- S04.31 — Injury of trigeminal nerve, right side
- S04.31XA — Injury of trigeminal nerve, right side, initial encounter
- S04.31XD — Injury of trigeminal nerve, right side, subsequent encounter
- S04.31XS — Injury of trigeminal nerve, right side, sequela