2026 ICD-10-CM Diagnosis Code M53.1Cervicobrachial syndrome

ICD-10-CM Codes›M00–M99›M50-M54›M53

ICD-10-CM M53.1
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M53.1 is a billable ICD-10-CM diagnosis code for cervicobrachial syndrome. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). Coders also document this condition as cervical syndrome. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Spondylopathies/spondyloarthropathy (including infective).

Code Identity

ICD-10-CM Code
M53.1
Billable Status
Yes — Valid for Submission
Code Describes
Cervicobrachial syndrome
Short Description
Cervicobrachial syndrome
Same as the full description in the CMS dataset.
Parent Code
M53
Other and unspecified dorsopathies, not elsewhere classified

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM50-M54Other dorsopathies
CategoryM53Other and unspecified dorsopathies, not elsewhere classified
This CodeM53.1Cervicobrachial syndrome

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Cervical syndrome
  • Cervicobrachialgia
  • Diffuse cervicobrachial syndrome
  • Finding of sensation of musculoskeletal structure of neck
  • Pain in cervical spine
  • Pain of vertebral joint

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 2 Excludes

  • cervical disc disorder M50
  • thoracic outlet syndrome G54.0

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.

    • Pain(s)
      • cervicobrachial
    • Syndrome
      • cervical (root)
    • Syndrome
      • cervicobrachial (diffuse)

Clinical ClassificationClinical

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

CCSR MUS011
Spondylopathies/spondyloarthropathy (including infective)
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Brachial Plexus Injuries

The brachial plexus is a network of nerves that sends signals from the spine to the shoulder, arm, and hand. Damage to the brachial plexus can cause symptoms such as:

Read the full article at MedlinePlus

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

Convert M53.1 to ICD-9-CMHistory

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

ICD-9-CM
723.3 Cervicobrachial syndrome
Exact Match The mapping is direct, with no qualifiers.

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 M53.1Overview

Is M53.1 (Other and unspecified dorsopathies, not elsewhere classified) a billable code?

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

What is the ICD-9 equivalent of M53.1?

Under the General Equivalence Mappings, cervicobrachial syndrome converts to ICD-9-CM 723.3 (cervicobrachial syndrome). The mapping is a direct match.

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.