S64.02 is the authoritative medical code for Injury of ulnar nerve at wrist and hand level of left arm. This classification is used in medical billing and clinical recording to specify the clinical criteria for injury of ulnar nerve at wrist and hand level of left arm (ICD-10-CM S64.02), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Injury of ulnar nerve at wrist and hand level of left arm is a non-billable ICD-10-CM category code S64.02. A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): burns and corrosions T20-T32; frostbite T33-T34; insect bite or sting, venomous T63.4. Code also: any associated open wound S61.-. 7th character: The appropriate 7th character is to be added to each code from category S64.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S64.02 in the official ICD-10-CM tabular list.
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
- 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 S61.-
Frequently Asked Questions (FAQ) & Clinical Guidance
Can S64.02 be billed directly?
No. S64.02 (Injury of ulnar nerve at wrist and hand level of left arm) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does S64.02 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S64.
Can S64.02 be reported alongside related conditions?
Per Excludes2 instructions, S64.02 and the following may both be reported when both are present: burns and corrosions (T20-T32); frostbite (T33-T34); insect bite or sting, venomous (T63.4).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as S64.02, with their registry titles.
- S64 — Injury of nerves at wrist and hand level
- S64.0 — Injury of ulnar nerve at wrist and hand level
- S64.00 — Injury of ulnar nerve at wrist and hand level of unspecified arm
- S64.00A — Injury of ulnar nerve at wrist and hand level of unspecified arm, initial encounter
- S64.00D — Injury of ulnar nerve at wrist and hand level of unspecified arm, subsequent encounter
- S64.00S — Injury of ulnar nerve at wrist and hand level of unspecified arm, sequela
- S64.00XA — Injury of ulnar nerve at wrist and hand level of unspecified arm, initial encounter
- S64.00XD — Injury of ulnar nerve at wrist and hand level of unspecified arm, subsequent encounter
- S64.00XS — Injury of ulnar nerve at wrist and hand level of unspecified arm, sequela
- S64.01 — Injury of ulnar nerve at wrist and hand level of right arm
- S64.01A — Injury of ulnar nerve at wrist and hand level of right arm, initial encounter
- S64.01D — Injury of ulnar nerve at wrist and hand level of right arm, subsequent encounter
- S64.01S — Injury of ulnar nerve at wrist and hand level of right arm, sequela
- S64.01XA — Injury of ulnar nerve at wrist and hand level of right arm, initial encounter
- S64.01XD — Injury of ulnar nerve at wrist and hand level of right arm, subsequent encounter
- S64.01XS — Injury of ulnar nerve at wrist and hand level of right arm, sequela
- S64.02A — Injury of ulnar nerve at wrist and hand level of left arm, initial encounter
- S64.02D — Injury of ulnar nerve at wrist and hand level of left arm, subsequent encounter
- S64.02S — Injury of ulnar nerve at wrist and hand level of left arm, sequela
- S64.02XA — Injury of ulnar nerve at wrist and hand level of left arm, initial encounter
- S64.02XD — Injury of ulnar nerve at wrist and hand level of left arm, subsequent encounter
- S64.02XS — Injury of ulnar nerve at wrist and hand level of left arm, sequela
- S64.1 — Injury of median nerve at wrist and hand level
- S64.10 — Injury of median nerve at wrist and hand level of unspecified arm
- S64.10A — Injury of median nerve at wrist and hand level of unspecified arm, initial encounter
- S64.10D — Injury of median nerve at wrist and hand level of unspecified arm, subsequent encounter
- S64.10S — Injury of median nerve at wrist and hand level of unspecified arm, sequela
- S64.10XA — Injury of median nerve at wrist and hand level of unspecified arm, initial encounter
- S64.10XD — Injury of median nerve at wrist and hand level of unspecified arm, subsequent encounter
- S64.10XS — Injury of median nerve at wrist and hand level of unspecified arm, sequela
- S64.11 — Injury of median nerve at wrist and hand level of right arm
- S64.11A — Injury of median nerve at wrist and hand level of right arm, initial encounter
- S64.11D — Injury of median nerve at wrist and hand level of right arm, subsequent encounter
- S64.11S — Injury of median nerve at wrist and hand level of right arm, sequela
- S64.11XA — Injury of median nerve at wrist and hand level of right arm, initial encounter
- S64.11XD — Injury of median nerve at wrist and hand level of right arm, subsequent encounter
- S64.11XS — Injury of median nerve at wrist and hand level of right arm, sequela
- S64.12 — Injury of median nerve at wrist and hand level of left arm
- S64.12A — Injury of median nerve at wrist and hand level of left arm, initial encounter
- S64.12D — Injury of median nerve at wrist and hand level of left arm, subsequent encounter
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code S59.02
Salter-Harris Type II physeal fracture of lower end of ulna
ICD Code S61.02
Laceration with foreign body of thumb without damage to nail
ICD Code S62.02
Fracture of middle third of navicular [scaphoid] bone of wrist
ICD Code S66.02
Laceration of long flexor muscle, fascia and tendon of thumb at wrist and hand level