Diagnosis Code

M18.5 OTH UNIL SECONDARY OSTEOARTH OF FIRST CARPOMETACARP JOINT


Code Information

Diagnosis Code: M18.5

Short Description: Oth unil secondary osteoarth of first carpometacarp joint

Long Description: Other unilateral secondary osteoarthritis of first carpometacarpal joint

The code M18.5 is NOT VALID for claim submission

Code Classification:

  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Osteoarthritis (M15-M19)
      • Osteoarthritis of first carpometacarpal joint (M18)
        • M18.5 Oth unil secondary osteoarth of first carpometacarp joint

Code Version: 2022 ICD-10-CM


References to Index of Diseases and Injuries

The code M18.5 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Secondary osteoarthritis of first carpometacarpal joint NOS

Similar Codes

ICD-10 Code ICD-10 Description
M18 Osteoarthritis of first carpometacarpal joint
M18.0 Bilateral primary osteoarthritis of first carpometacarpal joints
M18.1 Unilateral primary osteoarthritis of first carpometacarpal joint
M18.10 Unilateral primary osteoarthritis of first carpometacarpal joint, unspecified hand
M18.11 Unilateral primary osteoarthritis of first carpometacarpal joint, right hand
M18.12 Unilateral primary osteoarthritis of first carpometacarpal joint, left hand
M18.2 Bilateral post-traumatic osteoarthritis of first carpometacarpal joints
M18.3 Unilateral post-traumatic osteoarthritis of first carpometacarpal joint
M18.30 Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, unspecified hand
M18.31 Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand
M18.32 Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, left hand
M18.4 Other bilateral secondary osteoarthritis of first carpometacarpal joints
M18.50 Other unilateral secondary osteoarthritis of first carpometacarpal joint, unspecified hand
M18.51 Other unilateral secondary osteoarthritis of first carpometacarpal joint, right hand
M18.52 Other unilateral secondary osteoarthritis of first carpometacarpal joint, left hand
M18.9 Osteoarthritis of first carpometacarpal joint, unspecified


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