ICD-10 Guide

M18.5

Name: ICD-10-CM Medical Diagnosis Codes
Creator: Centers for Medicare & Medicaid Services
License: https://www.cms.gov/medicare/coding/icd10

Non-billable

Other unilateral secondary osteoarthritis of first carpometacarpal joint

BILLABLE STATUSNo

IMPLEMENTATION DATEOctober 1, 2015

LAST UPDATED08/26/2025

Code Description

ICD-10 M18.5 is a used to indicate a diagnosis of other unilateral secondary osteoarthritis of first carpometacarpal joint.

Key Diagnostic Point:

Other unilateral secondary osteoarthritis of first carpometacarpal joint

M18.5

Code Description

Key Diagnostic Point:

Related ICD-10 Codes

M18.5

Code Description

Key Diagnostic Point:

Related ICD-10 Codes