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ICD-10-CM category

S44: Injury of nerves at shoulder and upper arm level

210 subcodes · 144 billable · Look up any code with the ICD-10 search

Codes under S44 (Injury of nerves at shoulder and upper arm level). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

CodeDescriptionBillable
S44.0 Injury of ulnar nerve at upper arm level —
S44.0 Injury of ulnar nerve at upper arm level —
S44.00 Injury of ulnar nerve at upper arm level, unspecified arm —
S44.00 Injury of ulnar nerve at upper arm level, unspecified arm —
S44.00XA Injury of ulnar nerve at upper arm level, unspecified arm, initial encounter ✓
S44.00XA Injury of ulnar nerve at upper arm level, unspecified arm, initial encounter ✓
S44.00XD Injury of ulnar nerve at upper arm level, unspecified arm, subsequent encounter ✓
S44.00XD Injury of ulnar nerve at upper arm level, unspecified arm, subsequent encounter ✓
S44.00XS Injury of ulnar nerve at upper arm level, unspecified arm, sequela ✓
S44.00XS Injury of ulnar nerve at upper arm level, unspecified arm, sequela ✓
S44.01 Injury of ulnar nerve at upper arm level, right arm —
S44.01 Injury of ulnar nerve at upper arm level, right arm —
S44.1 Injury of median nerve at upper arm level —
S44.1 Injury of median nerve at upper arm level —
S44.01XA Injury of ulnar nerve at upper arm level, right arm, initial encounter ✓
S44.01XA Injury of ulnar nerve at upper arm level, right arm, initial encounter ✓
S44.01XD Injury of ulnar nerve at upper arm level, right arm, subsequent encounter ✓
S44.01XD Injury of ulnar nerve at upper arm level, right arm, subsequent encounter ✓
S44.01XS Injury of ulnar nerve at upper arm level, right arm, sequela ✓
S44.01XS Injury of ulnar nerve at upper arm level, right arm, sequela ✓
S44.02 Injury of ulnar nerve at upper arm level, left arm —
S44.02 Injury of ulnar nerve at upper arm level, left arm —
S44.2 Injury of radial nerve at upper arm level —
S44.2 Injury of radial nerve at upper arm level —
S44.02XA Injury of ulnar nerve at upper arm level, left arm, initial encounter ✓
S44.02XA Injury of ulnar nerve at upper arm level, left arm, initial encounter ✓
S44.02XD Injury of ulnar nerve at upper arm level, left arm, subsequent encounter ✓
S44.02XD Injury of ulnar nerve at upper arm level, left arm, subsequent encounter ✓
S44.02XS Injury of ulnar nerve at upper arm level, left arm, sequela ✓
S44.02XS Injury of ulnar nerve at upper arm level, left arm, sequela ✓
S44.3 Injury of axillary nerve —
S44.3 Injury of axillary nerve —
S44.4 Injury of musculocutaneous nerve —
S44.4 Injury of musculocutaneous nerve —
S44.5 Injury of cutaneous sensory nerve at shoulder and upper arm level —
S44.5 Injury of cutaneous sensory nerve at shoulder and upper arm level —
S44.8 Injury of other nerves at shoulder and upper arm level —
S44.8 Injury of other nerves at shoulder and upper arm level —
S44.8X Injury of other nerves at shoulder and upper arm level —
S44.8X Injury of other nerves at shoulder and upper arm level —
S44.8X1 Injury of other nerves at shoulder and upper arm level, right arm —
S44.8X1 Injury of other nerves at shoulder and upper arm level, right arm —
S44.8X1A Injury of other nerves at shoulder and upper arm level, right arm, initial encounter ✓
S44.8X1A Injury of other nerves at shoulder and upper arm level, right arm, initial encounter ✓
S44.8X1D Injury of other nerves at shoulder and upper arm level, right arm, subsequent encounter ✓
S44.8X1D Injury of other nerves at shoulder and upper arm level, right arm, subsequent encounter ✓
S44.8X1S Injury of other nerves at shoulder and upper arm level, right arm, sequela ✓
S44.8X1S Injury of other nerves at shoulder and upper arm level, right arm, sequela ✓
S44.8X2 Injury of other nerves at shoulder and upper arm level, left arm —
S44.8X2 Injury of other nerves at shoulder and upper arm level, left arm —
S44.8X2A Injury of other nerves at shoulder and upper arm level, left arm, initial encounter ✓
S44.8X2A Injury of other nerves at shoulder and upper arm level, left arm, initial encounter ✓
S44.8X2D Injury of other nerves at shoulder and upper arm level, left arm, subsequent encounter ✓
S44.8X2D Injury of other nerves at shoulder and upper arm level, left arm, subsequent encounter ✓
S44.8X2S Injury of other nerves at shoulder and upper arm level, left arm, sequela ✓
S44.8X2S Injury of other nerves at shoulder and upper arm level, left arm, sequela ✓
S44.8X9 Injury of other nerves at shoulder and upper arm level, unspecified arm —
S44.8X9 Injury of other nerves at shoulder and upper arm level, unspecified arm —
S44.8X9A Injury of other nerves at shoulder and upper arm level, unspecified arm, initial encounter ✓
S44.8X9A Injury of other nerves at shoulder and upper arm level, unspecified arm, initial encounter ✓
S44.8X9D Injury of other nerves at shoulder and upper arm level, unspecified arm, subsequent encounter ✓
S44.8X9D Injury of other nerves at shoulder and upper arm level, unspecified arm, subsequent encounter ✓
S44.8X9S Injury of other nerves at shoulder and upper arm level, unspecified arm, sequela ✓
S44.8X9S Injury of other nerves at shoulder and upper arm level, unspecified arm, sequela ✓
S44.9 Injury of unspecified nerve at shoulder and upper arm level —
S44.9 Injury of unspecified nerve at shoulder and upper arm level —
S44.10 Injury of median nerve at upper arm level, unspecified arm —
S44.10 Injury of median nerve at upper arm level, unspecified arm —
S44.10XA Injury of median nerve at upper arm level, unspecified arm, initial encounter ✓
S44.10XA Injury of median nerve at upper arm level, unspecified arm, initial encounter ✓
S44.10XD Injury of median nerve at upper arm level, unspecified arm, subsequent encounter ✓
S44.10XD Injury of median nerve at upper arm level, unspecified arm, subsequent encounter ✓
S44.10XS Injury of median nerve at upper arm level, unspecified arm, sequela ✓
S44.10XS Injury of median nerve at upper arm level, unspecified arm, sequela ✓
S44.11 Injury of median nerve at upper arm level, right arm —
S44.11 Injury of median nerve at upper arm level, right arm —
S44.11XA Injury of median nerve at upper arm level, right arm, initial encounter ✓
S44.11XA Injury of median nerve at upper arm level, right arm, initial encounter ✓
S44.11XD Injury of median nerve at upper arm level, right arm, subsequent encounter ✓
S44.11XD Injury of median nerve at upper arm level, right arm, subsequent encounter ✓
S44.11XS Injury of median nerve at upper arm level, right arm, sequela ✓
S44.11XS Injury of median nerve at upper arm level, right arm, sequela ✓
S44.12 Injury of median nerve at upper arm level, left arm —
S44.12 Injury of median nerve at upper arm level, left arm —
S44.12XA Injury of median nerve at upper arm level, left arm, initial encounter ✓
S44.12XA Injury of median nerve at upper arm level, left arm, initial encounter ✓
S44.12XD Injury of median nerve at upper arm level, left arm, subsequent encounter ✓
S44.12XD Injury of median nerve at upper arm level, left arm, subsequent encounter ✓
S44.12XS Injury of median nerve at upper arm level, left arm, sequela ✓
S44.12XS Injury of median nerve at upper arm level, left arm, sequela ✓
S44.20 Injury of radial nerve at upper arm level, unspecified arm —
S44.20 Injury of radial nerve at upper arm level, unspecified arm —
S44.20XA Injury of radial nerve at upper arm level, unspecified arm, initial encounter ✓
S44.20XA Injury of radial nerve at upper arm level, unspecified arm, initial encounter ✓
S44.20XD Injury of radial nerve at upper arm level, unspecified arm, subsequent encounter ✓
S44.20XD Injury of radial nerve at upper arm level, unspecified arm, subsequent encounter ✓
S44.20XS Injury of radial nerve at upper arm level, unspecified arm, sequela ✓
S44.20XS Injury of radial nerve at upper arm level, unspecified arm, sequela ✓
S44.21 Injury of radial nerve at upper arm level, right arm —
S44.21 Injury of radial nerve at upper arm level, right arm —
S44.21XA Injury of radial nerve at upper arm level, right arm, initial encounter ✓
S44.21XA Injury of radial nerve at upper arm level, right arm, initial encounter ✓
S44.21XD Injury of radial nerve at upper arm level, right arm, subsequent encounter ✓
S44.21XD Injury of radial nerve at upper arm level, right arm, subsequent encounter ✓
S44.21XS Injury of radial nerve at upper arm level, right arm, sequela ✓
S44.21XS Injury of radial nerve at upper arm level, right arm, sequela ✓
S44.22 Injury of radial nerve at upper arm level, left arm —
S44.22 Injury of radial nerve at upper arm level, left arm —
S44.22XA Injury of radial nerve at upper arm level, left arm, initial encounter ✓
S44.22XA Injury of radial nerve at upper arm level, left arm, initial encounter ✓
S44.22XD Injury of radial nerve at upper arm level, left arm, subsequent encounter ✓
S44.22XD Injury of radial nerve at upper arm level, left arm, subsequent encounter ✓
S44.22XS Injury of radial nerve at upper arm level, left arm, sequela ✓
S44.22XS Injury of radial nerve at upper arm level, left arm, sequela ✓
S44.30 Injury of axillary nerve, unspecified arm —
S44.30 Injury of axillary nerve, unspecified arm —
S44.30XA Injury of axillary nerve, unspecified arm, initial encounter ✓
S44.30XA Injury of axillary nerve, unspecified arm, initial encounter ✓
S44.30XD Injury of axillary nerve, unspecified arm, subsequent encounter ✓
S44.30XD Injury of axillary nerve, unspecified arm, subsequent encounter ✓
S44.30XS Injury of axillary nerve, unspecified arm, sequela ✓
S44.30XS Injury of axillary nerve, unspecified arm, sequela ✓
S44.31 Injury of axillary nerve, right arm —
S44.31 Injury of axillary nerve, right arm —
S44.31XA Injury of axillary nerve, right arm, initial encounter ✓
S44.31XA Injury of axillary nerve, right arm, initial encounter ✓
S44.31XD Injury of axillary nerve, right arm, subsequent encounter ✓
S44.31XD Injury of axillary nerve, right arm, subsequent encounter ✓
S44.31XS Injury of axillary nerve, right arm, sequela ✓
S44.31XS Injury of axillary nerve, right arm, sequela ✓
S44.32 Injury of axillary nerve, left arm —
S44.32 Injury of axillary nerve, left arm —
S44.32XA Injury of axillary nerve, left arm, initial encounter ✓
S44.32XA Injury of axillary nerve, left arm, initial encounter ✓
S44.32XD Injury of axillary nerve, left arm, subsequent encounter ✓
S44.32XD Injury of axillary nerve, left arm, subsequent encounter ✓
S44.32XS Injury of axillary nerve, left arm, sequela ✓
S44.32XS Injury of axillary nerve, left arm, sequela ✓
S44.40 Injury of musculocutaneous nerve, unspecified arm —
S44.40 Injury of musculocutaneous nerve, unspecified arm —
S44.40XA Injury of musculocutaneous nerve, unspecified arm, initial encounter ✓
S44.40XA Injury of musculocutaneous nerve, unspecified arm, initial encounter ✓
S44.40XD Injury of musculocutaneous nerve, unspecified arm, subsequent encounter ✓
S44.40XD Injury of musculocutaneous nerve, unspecified arm, subsequent encounter ✓
S44.40XS Injury of musculocutaneous nerve, unspecified arm, sequela ✓
S44.40XS Injury of musculocutaneous nerve, unspecified arm, sequela ✓
S44.41 Injury of musculocutaneous nerve, right arm —
S44.41 Injury of musculocutaneous nerve, right arm —
S44.41XA Injury of musculocutaneous nerve, right arm, initial encounter ✓
S44.41XA Injury of musculocutaneous nerve, right arm, initial encounter ✓
S44.41XD Injury of musculocutaneous nerve, right arm, subsequent encounter ✓
S44.41XD Injury of musculocutaneous nerve, right arm, subsequent encounter ✓
S44.41XS Injury of musculocutaneous nerve, right arm, sequela ✓
S44.41XS Injury of musculocutaneous nerve, right arm, sequela ✓
S44.42 Injury of musculocutaneous nerve, left arm —
S44.42 Injury of musculocutaneous nerve, left arm —
S44.42XA Injury of musculocutaneous nerve, left arm, initial encounter ✓
S44.42XA Injury of musculocutaneous nerve, left arm, initial encounter ✓
S44.42XD Injury of musculocutaneous nerve, left arm, subsequent encounter ✓
S44.42XD Injury of musculocutaneous nerve, left arm, subsequent encounter ✓
S44.42XS Injury of musculocutaneous nerve, left arm, sequela ✓
S44.42XS Injury of musculocutaneous nerve, left arm, sequela ✓
S44.50 Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm —
S44.50 Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm —
S44.50XA Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, initial encounter ✓
S44.50XA Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, initial encounter ✓
S44.50XD Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, subsequent encounter ✓
S44.50XD Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, subsequent encounter ✓
S44.50XS Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, sequela ✓
S44.50XS Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, sequela ✓
S44.51 Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm —
S44.51 Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm —
S44.51XA Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, initial encounter ✓
S44.51XA Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, initial encounter ✓
S44.51XD Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, subsequent encounter ✓
S44.51XD Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, subsequent encounter ✓
S44.51XS Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, sequela ✓
S44.51XS Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, sequela ✓
S44.52 Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm —
S44.52 Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm —
S44.52XA Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, initial encounter ✓
S44.52XA Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, initial encounter ✓
S44.52XD Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, subsequent encounter ✓
S44.52XD Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, subsequent encounter ✓
S44.52XS Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, sequela ✓
S44.52XS Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, sequela ✓
S44.90 Injury of unspecified nerve at shoulder and upper arm level, unspecified arm —
S44.90 Injury of unspecified nerve at shoulder and upper arm level, unspecified arm —
S44.90XA Injury of unspecified nerve at shoulder and upper arm level, unspecified arm, initial encounter ✓
S44.90XA Injury of unspecified nerve at shoulder and upper arm level, unspecified arm, initial encounter ✓
S44.90XD Injury of unspecified nerve at shoulder and upper arm level, unspecified arm, subsequent encounter ✓
S44.90XD Injury of unspecified nerve at shoulder and upper arm level, unspecified arm, subsequent encounter ✓
S44.90XS Injury of unspecified nerve at shoulder and upper arm level, unspecified arm, sequela ✓
S44.90XS Injury of unspecified nerve at shoulder and upper arm level, unspecified arm, sequela ✓
S44.91 Injury of unspecified nerve at shoulder and upper arm level, right arm —
S44.91 Injury of unspecified nerve at shoulder and upper arm level, right arm —
S44.91XA Injury of unspecified nerve at shoulder and upper arm level, right arm, initial encounter ✓
S44.91XA Injury of unspecified nerve at shoulder and upper arm level, right arm, initial encounter ✓
S44.91XD Injury of unspecified nerve at shoulder and upper arm level, right arm, subsequent encounter ✓
S44.91XD Injury of unspecified nerve at shoulder and upper arm level, right arm, subsequent encounter ✓
S44.91XS Injury of unspecified nerve at shoulder and upper arm level, right arm, sequela ✓
S44.91XS Injury of unspecified nerve at shoulder and upper arm level, right arm, sequela ✓
S44.92 Injury of unspecified nerve at shoulder and upper arm level, left arm —
S44.92 Injury of unspecified nerve at shoulder and upper arm level, left arm —
S44.92XA Injury of unspecified nerve at shoulder and upper arm level, left arm, initial encounter ✓
S44.92XA Injury of unspecified nerve at shoulder and upper arm level, left arm, initial encounter ✓
S44.92XD Injury of unspecified nerve at shoulder and upper arm level, left arm, subsequent encounter ✓
S44.92XD Injury of unspecified nerve at shoulder and upper arm level, left arm, subsequent encounter ✓
S44.92XS Injury of unspecified nerve at shoulder and upper arm level, left arm, sequela ✓
S44.92XS Injury of unspecified nerve at shoulder and upper arm level, left arm, sequela ✓

Frequently asked questions

What is ICD-10-CM code S44?

S44 is an ICD-10-CM category covering Injury of nerves at shoulder and upper arm level. It contains 210 more specific diagnosis codes, 144 of which are billable.

Is S44 a billable code?

No — S44 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example S44.0 — Injury of ulnar nerve at upper arm level). 144 of the 210 codes under S44 are billable.

What codes fall under S44?

S44 includes S44.0, S44.0, S44.00, S44.00, S44.00XA, plus 205 more. See the full list with descriptions and billable status above.

More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees

Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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