S64.20XD is the authoritative medical code for Injury of radial nerve at wrist and hand level of unspecified arm, subsequent encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for injury of radial nerve at wrist and hand level of unspecified arm, subsequent encounter (ICD-10-CM S64.20XD), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Injury of radial nerve at wrist and hand level of unspecified arm, subsequent encounter is a billable ICD-10-CM diagnosis code S64.20D. 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 S64.20XD 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
Does S64.20XD require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S64.
Can S64.20XD be reported alongside related conditions?
Per Excludes2 instructions, S64.20XD 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 S64.20XD, 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
- S64.00XA — 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
- S64.01XA — 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
- S64.02 — Injury of ulnar nerve at wrist and hand level of left arm
- 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
- S64.10XA — 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
- S64.11XA — 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
- S64.12XA — Injury of median nerve at wrist and hand level of left arm, initial encounter
- S64.12XD — Injury of median nerve at wrist and hand level of left arm, subsequent encounter
- S64.12XS — Injury of median nerve at wrist and hand level of left arm, sequela
- S64.2 — Injury of radial nerve at wrist and hand level
- S64.20 — Injury of radial nerve at wrist and hand level of unspecified arm
- S64.20XA — Injury of radial nerve at wrist and hand level of unspecified arm, initial encounter
- S64.20XS — Injury of radial nerve at wrist and hand level of unspecified arm, sequela
- S64.21 — Injury of radial nerve at wrist and hand level of right arm
- S64.21XA — Injury of radial nerve at wrist and hand level of right arm, initial encounter
- S64.21XD — Injury of radial nerve at wrist and hand level of right arm, subsequent encounter
- S64.21XS — Injury of radial nerve at wrist and hand level of right arm, sequela
- S64.22 — Injury of radial nerve at wrist and hand level of left arm
- S64.22XA — Injury of radial nerve at wrist and hand level of left arm, initial encounter
- S64.22XD — Injury of radial nerve at wrist and hand level of left arm, subsequent encounter
- S64.22XS — Injury of radial nerve at wrist and hand level of left arm, sequela
- S64.3 — Injury of digital nerve of thumb
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: