Other rheumatoid arthritis with rheumatoid factor
Other rheumatoid arthritis with rheumatoid factor
M05.8 is a header (parent) code in the ICD-10-CM hierarchy. It is not billable for claim submission. Use one of the billable child codes listed below.
Billable codes in this category
Each of the codes below is billable. Choose the one that most accurately describes the patient's diagnosis.
Seropositive rheumatoid arthritis that does not fit the more specifically defined M05 subcategories, with the affected anatomical site undocumented or unspecified in the clinical record.
Rheumatoid arthritis confirmed by positive rheumatoid factor (RF) seropositivity, classified under the 'other' subcategory of M05.8, affecting multiple joint sites simultaneously rather than a single anatomic location.
Rheumatoid arthritis with a confirmed positive rheumatoid factor affecting a site not captured by the anatomically specific M05.8x subcodes — such as the temporomandibular joint, cricoarytenoid joint, or other atypical locations.