MCMedicalCodingSoftware
M24.00

M24.00: Loose body in unspecified joint

Billable / specific codeICD-10-CM

M24.00 is a billable, specific ICD-10-CM code for loose body in unspecified joint. It is valid for submission on a claim.

Check M24.00 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above M24.00

A category’s note binds every code beneath it.

Written on M24: Other specific joint derangements

  • current injury - see injury of joint by body region

Excludes2 inherited from the categories above M24.00

Not part of this code, but both may be coded when both are present.

Written on M24.0: Loose body in joint

  • loose body in knee (M23.4)

Written on M24: Other specific joint derangements

  • ganglion (M67.4)
  • snapping knee (M23.8-)
  • temporomandibular joint disorders (M26.6-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

M24.00 is named in 7 Medicare coverage policies: 0 listing it as supporting medical necessity, and 7 listing it as NOT covered. Which one applies depends on your Medicare contractor.

  • A58865Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
  • A58883Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
  • A58893Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
  • A59374Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered

Alphabetic index entries that lead here

  • Loose›body›joint

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under M24.0

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.