M80Not billable, use a more specific code below

Osteoporosis with current pathological fracture

In Disorders of bone density and structure (M80-M85), chapter 13: Diseases of the Musculoskeletal System and Connective Tissue

324 billable codes under M80: 162 are a CC; 8 map to HCC 402 (Hip Fracture/Dislocation), HCC 401 (Vertebral Fractures without Spinal Cord Injury).A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment. An HCC counts toward a Medicare Advantage patient's risk score.

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Instructional notes

Includes: conditions that are coded here

  • osteoporosis with current fragility fracture

Excludes1: not coded here, use a different code

  • collapsed vertebra NOS (M48.5)
  • pathological fracture NOS (M84.4)
  • wedging of vertebra NOS (M48.5)

Excludes2: not included here, code separately if applicable

  • personal history of (healed) osteoporosis fracture (Z87.310)

Use additional code: add a second code for this, listed after this one

  • code to identify major osseous defect, if applicable (M89.7-)

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.

  • Section I.C.13.d Osteoporosis (page 61), covers M80

    Use M81 when there is no current pathologic fracture, adding Z87.310 for a history of osteoporosis fracture. Use M80, not a traumatic fracture code, for a current fracture from trauma that would not break a healthy bone.

Other Chapter 13 topics:

Read Section I.C.13 (page 60)

All codes under M80

M80 can't be used on a claim. Pick a billable code below; grey headings group them.

M80 MS-DRGs

As the principal diagnosis, the billable codes under M80 group to these 15 MS-DRGs (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 M80

Notes on these codes point to M80.

  • E55 Excludes1: osteoporosis (M80.-)
  • E83.3 Excludes1: osteoporosis (M80.-)
  • M43 Excludes1: spinal curvature in osteoporosis (M80.-)
  • M48.4 Excludes1: pathological fracture of vertebra due to osteoporosis (M80.-)
  • M48.5 Excludes1: pathological fracture of vertebra due to osteoporosis (M80.-)
  • M81 Excludes1: osteoporosis with current pathological fracture (M80.-)
  • M84.3 Excludes1: pathological fracture due to osteoporosis (M80.-)
  • M84.4 Excludes1: pathological fracture in osteoporosis (M80.-)
  • M84.6 Excludes1: pathological fracture in osteoporosis (M80.-)
  • M89.7 Code First: osteoporosis (M80.-, M81.-)
  • M96 Excludes2: disorders associated with osteoporosis (M80)
  • R29.890 Excludes1: osteoporosis (M80-M81)
  • Z91.B Code Also: osteoporosis (M80.-)

About the condition

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

Fractures

A fracture is a break in a bone. Fractures are usually caused by injuries. Since they can sometimes be serious, it's important to get medical care right away if you think you have a fracture.

Read more about fractures on MedlinePlus

Osteoporosis

Osteoporosis is a disease in which your bones become weak and are likely to fracture (break). The disease can develop when your bone mineral density and bone mass decrease. It can also happen if the structure and strength of your bones change.

Read more about osteoporosis on MedlinePlus

Code history

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