2026 ICD-10-CM Diagnosis Code M53.88Other specified dorsopathies, sacral and sacrococcygeal region

ICD-10-CM Codes›M00–M99›M50-M54›M53

ICD-10-CM M53.88
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M53.88 is a billable ICD-10-CM diagnosis code for other specified dorsopathies, sacral and sacrococcygeal region. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 551 through 552. Coders also document this condition as mass of sacrum. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Low back pain and Spondylopathies/spondyloarthropathy (including infective).

Code Identity

ICD-10-CM Code
M53.88
Billable Status
Yes — Valid for Submission
Code Describes
Other specified dorsopathies, sacral and sacrococcygeal region
Short Description
Oth dorsopathies, sacral and sacrococcygeal region
Parent Code
M53.8
Other specified dorsopathies

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM50-M54Other dorsopathies
CategoryM53Other and unspecified dorsopathies, not elsewhere classified
This CodeM53.88Other specified dorsopathies, sacral and sacrococcygeal region

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Mass of sacrum

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

Clinical ClassificationClinical

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

CCSR MUS038
Low back pain
Default principal diagnosis: inpatient No · outpatient No
CCSR MUS011
Spondylopathies/spondyloarthropathy (including infective)
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Spine Injuries and Disorders

Your backbone, or spine, is made up of 26 bone discs called vertebrae. The vertebrae protect your spinal cord and allow you to stand and bend. A number of problems can change the structure of the spine or damage the vertebrae and surrounding tissue. They include:

Read the full article at MedlinePlus

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

Convert M53.88 to ICD-9-CMHistory

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

ICD-9-CM
724.6 Disorders of sacrum
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 M53.88Overview

What is the ICD-10 code for other specified dorsopathies, sacral and sacrococcygeal region?

The ICD-10-CM code for other specified dorsopathies, sacral and sacrococcygeal region is M53.88 (sometimes written as M5388). It is billable on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

Is M53.88 (Other specified dorsopathies) a billable code?

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

What MS-DRG does M53.88 group to?

When other specified dorsopathies, sacral and sacrococcygeal region is the principal diagnosis on an inpatient stay, it groups to MS-DRG 551, 552, with relative weights from 0.9613 to 1.6761 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of M53.88?

Under the General Equivalence Mappings, other specified dorsopathies, sacral and sacrococcygeal region converts to ICD-9-CM 724.6 (disorders of sacrum). The mapping is approximate, so confirm the match fits the documentation.