ICD-10-CM>M00-M99>M15-M19>M15M15PolyosteoarthritisNon-Billable/Non-SpecificIncludesarthritis of multiple sitesType 1 Excludesbilateral involvement of single joint (M16-M19)CodesM15.0Primary generalized (osteo)arthritisM15.1Heberden's nodes (with arthropathy)M15.2Bouchard's nodes (with arthropathy)M15.3Secondary multiple arthritisM15.4Erosive (osteo)arthritisM15.8Other polyosteoarthritisM15.9Polyosteoarthritis, unspecified