Diagnosis Code

G56.21 LESION OF ULNAR NERVE, RIGHT UPPER LIMB


Code Information

Diagnosis Code: G56.21

Short Description: Lesion of ulnar nerve, right upper limb

Long Description: Lesion of ulnar nerve, right upper limb

The code G56.21 is VALID for claim submission

Code Classification:

  • Diseases of the nervous system (G00–G99)
    • Nerve, nerve root and plexus disorders (G50-G59)
      • Mononeuropathies of upper limb (G56)
        • G56.21 Lesion of ulnar nerve, right upper limb

Code Version: 2022 ICD-10-CM


Synonyms

  • Entrapment of right ulnar nerve
  • Entrapment of right ulnar nerve at elbow
  • Entrapment of ulnar nerve at right wrist
  • Inflammation of peripheral nerve of right upper limb
  • Lesion of right ulnar nerve
  • Neuritis of right ulnar nerve
  • Tardy right ulnar nerve palsy
  • Tardy ulnar nerve palsy
  • Ulnar nerve entrapment at elbow
  • Ulnar nerve entrapment at wrist
  • Ulnar nerve palsy
  • Ulnar neuritis
  • Ulnar neuropathy at wrist
  • Ulnar neuropathy of right arm

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
G56.21 Right Arrow 354.2 Ulnar nerve lesion

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
G56 Mononeuropathies of upper limb
G56.0 Carpal tunnel syndrome
G56.00 Carpal tunnel syndrome, unspecified upper limb
G56.01 Carpal tunnel syndrome, right upper limb
G56.02 Carpal tunnel syndrome, left upper limb
G56.03 Carpal tunnel syndrome, bilateral upper limbs
G56.1 Other lesions of median nerve
G56.10 Other lesions of median nerve, unspecified upper limb
G56.11 Other lesions of median nerve, right upper limb
G56.12 Other lesions of median nerve, left upper limb
G56.13 Other lesions of median nerve, bilateral upper limbs
G56.2 Lesion of ulnar nerve
G56.20 Lesion of ulnar nerve, unspecified upper limb
G56.22 Lesion of ulnar nerve, left upper limb
G56.23 Lesion of ulnar nerve, bilateral upper limbs
G56.3 Lesion of radial nerve
G56.30 Lesion of radial nerve, unspecified upper limb
G56.31 Lesion of radial nerve, right upper limb
G56.32 Lesion of radial nerve, left upper limb
G56.33 Lesion of radial nerve, bilateral upper limbs
G56.4 Causalgia of upper limb
G56.40 Causalgia of unspecified upper limb
G56.41 Causalgia of right upper limb
G56.42 Causalgia of left upper limb
G56.43 Causalgia of bilateral upper limbs
G56.8 Other specified mononeuropathies of upper limb
G56.80 Other specified mononeuropathies of unspecified upper limb
G56.81 Other specified mononeuropathies of right upper limb
G56.82 Other specified mononeuropathies of left upper limb
G56.83 Other specified mononeuropathies of bilateral upper limbs
G56.9 Unspecified mononeuropathy of upper limb
G56.90 Unspecified mononeuropathy of unspecified upper limb
G56.91 Unspecified mononeuropathy of right upper limb
G56.92 Unspecified mononeuropathy of left upper limb
G56.93 Unspecified mononeuropathy of bilateral upper limbs


This page was last updated on: 10/1/2023