2026 ICD-10-CM Diagnosis Code M62.3Immobility syndrome (paraplegic)

ICD-10-CM Codes›M00–M99›M60-M63›M62

ICD-10-CM M62.3
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M62.3 is a billable ICD-10-CM diagnosis code for immobility syndrome (paraplegic). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 557 through 558. Coders also document this condition as hypercalcemia due to immobilization. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Muscle disorders.

Code Identity

ICD-10-CM Code
M62.3
Billable Status
Yes — Valid for Submission
Code Describes
Immobility syndrome (paraplegic)
Short Description
Immobility syndrome (paraplegic)
Same as the full description in the CMS dataset.
Parent Code
M62
Other disorders of muscle

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM60-M63Disorders of muscles
CategoryM62Other disorders of muscle
This CodeM62.3Immobility syndrome (paraplegic)

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Hypercalcemia due to immobilization
  • Immobility syndrome
  • Musculoskeletal alteration
  • Musculoskeletal immobility
  • Paraplegic immobility syndrome

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.

    • Immobile, immobility
      • syndrome (paraplegic)
    • Syndrome
      • immobility, immobilization (paraplegic)
    • Syndrome
      • lazy
        • posture

Clinical ClassificationClinical

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

CCSR MUS026
Muscle disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Paralysis

Paralysis is the loss of muscle function in part of your body. It happens when something goes wrong with the way messages pass between your brain and muscles. Paralysis can be complete or partial. It can occur on one or both sides of your body. It can also occur in just one area, or it can be widespread.

Read the full article at MedlinePlus

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

Convert M62.3 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
728.3 Muscle disorders NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About M62.3Overview

Is M62.3 (Other disorders of muscle) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report immobility syndrome (paraplegic) on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does M62.3 group to?

When immobility syndrome (paraplegic) is the principal diagnosis on an inpatient stay, it groups to MS-DRG 557, 558, with relative weights from 0.8932 to 1.4869 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of M62.3?

Under the General Equivalence Mappings, immobility syndrome (paraplegic) converts to ICD-9-CM 728.3 (muscle disorders NEC). The mapping is approximate, so confirm the match fits the documentation.

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.