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A02.24

A02.24Salmonella osteomyelitis

Billable / specific codeICD-10-CM

A02.24 is a billable, specific ICD-10-CM code for salmonella osteomyelitis. It is valid for submission on a claim.

Other codes that can never be billed with A02.24

These codes carry an Excludes1 note pointing at A02.24. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading A02.24 alone.

  • M86Osteomyelitis
  • M90Osteopathies in diseases classified elsewhere

Risk adjustment

A02.24 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 92 Bone/Joint/Muscle/Severe Soft Tissue Infections/Necrosis0.479 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

A02.24 is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A57206Billing and Coding: Lumbar MRI

How A02.24 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to A02.24.

  • OsteomyelitisSalmonella(arizonae) (cholerae-suis) (enteritidis) (typhimurium)
  • Infection, infected, infectiveSalmonellalocalizedosteomyelitis
  • Intoxicationfoodbornedue toSalmonellawithlocalized infectionosteomyelitis

Related codes at this level

Codes that share A02.2. If A02.24 is not quite right, the correct code is usually one of these.

Questions about A02.24

Is A02.24 a billable ICD-10-CM code?
Yes. A02.24 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does A02.24 sit in the tabular list?
Certain infectious and parasitic diseases (A00-B99), in the block Intestinal infectious diseases (A00-A09).
ICD-10-CMFY2026-Apr· effective April 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.