M47Not billable, use a more specific code below

Spondylosis

In Spondylopathies (M45-M49), chapter 13: Diseases of the Musculoskeletal System and Connective Tissue

45 billable codes under M47: 17 are a CC; none map to an HCC.A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment.

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Instructional notes

Includes: conditions that are coded here

  • arthrosis or osteoarthritis of spine
  • degeneration of facet joints

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers site and laterality, acute injury versus chronic musculoskeletal conditions, 7th characters for pathologic fractures, osteoporosis with or without current fracture, and multisystem inflammatory syndrome.

Read Section I.C.13 (page 60)

All codes under M47

M47 can't be used on a claim. Pick a billable code below; grey headings group them.

M47 MS-DRGs

As the principal diagnosis, all 45 billable codes under M47 group to MS-DRG 551 or 552 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to M47

Notes on these codes point to M47.

  • G54 Excludes1: spondylosis (M47.-)
  • M15-M19 Excludes2: osteoarthritis of spine (M47.-)
  • M19 Excludes2: arthrosis of spine (M47.-)
  • M19 Excludes2: osteoarthritis of spine (M47.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

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 more about spine injuries and disorders on MedlinePlus

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.