- M00.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM M00.9 became effective on October 1, 2022.
- This is the American ICD-10-CM version of M00.9 – other international versions of ICD-10 M00.9 may differ.
ICD-10-CM M00.9 is grouped within Diagnostic Related Group(s):
- 485 Knee procedures with principal diagnosis of infection with mcc
- 486 Knee procedures with principal diagnosis of infection with cc
- 487 Knee procedures with principal diagnosis of infection without cc/mcc
- 548 Septic arthritis with mcc
- 549 Septic arthritis with cc
- 550 Septic arthritis without cc/mcc
Applicable To
- Infective arthritis NOS
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to M00.9:
- knee > Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
- joint > knee M00.9
- pyogenic or pyemic (any site except spine) > Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) M19.90
- suppurative > hip (joint) M25.9
- acromioclavicular > Infection, infected, infective (opportunistic) B99.9
- hip NEC (joint) > Infection, infected, infective (opportunistic) B99.9
- joint NEC > Infection, infected, infective (opportunistic) B99.9
- knee NEC (joint) > Infection, infected, infective (opportunistic) B99.9
- joint > knee NEC (joint) M00.9
- metatarsophalangeal > Infection, infected, infective (opportunistic) B99.9
- shoulder NEC (joint) > Infection, infected, infective (opportunistic) B99.9