2026 ICD-10-CM Diagnosis Code M24.59Contracture, other specified joint

ICD-10-CM Codes›M00–M99›M20-M25›M24

ICD-10-CM M24.59
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M24.59 is a billable ICD-10-CM diagnosis code for contracture, other specified joint. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 564 through 566. Coders also document this condition as contracture of joint of spine. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Acquired deformities (excluding foot).

Code Identity

ICD-10-CM Code
M24.59
Billable Status
Yes — Valid for Submission
Code Describes
Contracture, other specified joint
Short Description
Contracture, other specified joint
Same as the full description in the CMS dataset.
Parent Code
M24.5
Contracture of joint

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM20-M25Other joint disorders
CategoryM24Other specific joint derangements
This CodeM24.59Contracture, other specified joint

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Contracture of joint of spine
  • Flexion contracture of cervical spine joint

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Contraction(s), contracture, contracted
      • joint (abduction) (acquired) (adduction) (flexion) (rotation)
        • specified site NEC

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MUS023
Acquired deformities (excluding foot)
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Joint Disorders

Your joints are places where two or more bones come together. Your shoulders, elbows, hips, knees, and knuckles are all joints. Your spine has joints, too.

The full article covers:

  • What are joints?
  • What are joint disorders?
  • What diseases can affect the joints?
  • What types of joint disorders happen from sudden injuries?
  • What types of joint disorders happen from overuse?
  • How can I keep my joints healthy?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code History & ChangesHistory

Replacement M24.59 replaces the following previously assigned code(s):

  • M24.50 - Contracture, unspecified joint
FY 2021AddedAdded to the ICD-10-CM code setEffective October 1, 2020.
FY 2022–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About M24.59Overview

Is M24.59 (Contracture of joint) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report contracture, other specified joint on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does M24.59 group to?

When contracture, other specified joint is the principal diagnosis on an inpatient stay, it groups to MS-DRG 564, 565, 566, with relative weights from 0.7493 to 1.5436 depending on complications. Higher weights mean higher Medicare reimbursement.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.