M02 Postinfective and reactive arthropathies

Category / Non-billable header 161 subcodes

Block: Infectious arthropathies (M00-M02)

Excludes 1 (cannot be coded together)

  • Behçet's disease (M35.2)
  • direct infections of joint in infectious and parasitic diseases classified elsewhere (M01.-)
  • postmeningococcal arthritis (A39.84)
  • mumps arthritis (B26.85)
  • rubella arthritis (B06.82)
  • syphilis arthritis (late) (A52.77)
  • rheumatic fever (I00)
  • tabetic arthropathy [Charcôt's] (A52.16)

Code First

  • underlying disease, such as:
  • congenital syphilis [Clutton's joints] (A50.5)
  • enteritis due to Yersinia enterocolitica (A04.6)
  • infective endocarditis (I33.0)
  • viral hepatitis (B15-B19)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
M02..0 Arthropathy following intestinal bypass No
M02..00 Arthropathy following intestinal bypass, unspecified site Yes
M02..01 Arthropathy following intestinal bypass, shoulder No
M02..011 Arthropathy following intestinal bypass, right shoulder Yes
M02..012 Arthropathy following intestinal bypass, left shoulder Yes
M02..019 Arthropathy following intestinal bypass, unspecified shoulder Yes
M02..02 Arthropathy following intestinal bypass, elbow No
M02..021 Arthropathy following intestinal bypass, right elbow Yes
M02..022 Arthropathy following intestinal bypass, left elbow Yes
M02..029 Arthropathy following intestinal bypass, unspecified elbow Yes
M02..03 Arthropathy following intestinal bypass, wrist No
M02..031 Arthropathy following intestinal bypass, right wrist Yes
M02..032 Arthropathy following intestinal bypass, left wrist Yes
M02..039 Arthropathy following intestinal bypass, unspecified wrist Yes
M02..04 Arthropathy following intestinal bypass, hand No
M02..041 Arthropathy following intestinal bypass, right hand Yes
M02..042 Arthropathy following intestinal bypass, left hand Yes
M02..049 Arthropathy following intestinal bypass, unspecified hand Yes
M02..05 Arthropathy following intestinal bypass, hip No
M02..051 Arthropathy following intestinal bypass, right hip Yes
M02..052 Arthropathy following intestinal bypass, left hip Yes
M02..059 Arthropathy following intestinal bypass, unspecified hip Yes
M02..06 Arthropathy following intestinal bypass, knee No
M02..061 Arthropathy following intestinal bypass, right knee Yes
M02..062 Arthropathy following intestinal bypass, left knee Yes
M02..069 Arthropathy following intestinal bypass, unspecified knee Yes
M02..07 Arthropathy following intestinal bypass, ankle and foot No
M02..071 Arthropathy following intestinal bypass, right ankle and foot Yes
M02..072 Arthropathy following intestinal bypass, left ankle and foot Yes
M02..079 Arthropathy following intestinal bypass, unspecified ankle and foot Yes
M02..08 Arthropathy following intestinal bypass, vertebrae Yes
M02..09 Arthropathy following intestinal bypass, multiple sites Yes
M02..1 Postdysenteric arthropathy No
M02..10 Postdysenteric arthropathy, unspecified site Yes
M02..11 Postdysenteric arthropathy, shoulder No
M02..111 Postdysenteric arthropathy, right shoulder Yes
M02..112 Postdysenteric arthropathy, left shoulder Yes
M02..119 Postdysenteric arthropathy, unspecified shoulder Yes
M02..12 Postdysenteric arthropathy, elbow No
M02..121 Postdysenteric arthropathy, right elbow Yes
M02..122 Postdysenteric arthropathy, left elbow Yes
M02..129 Postdysenteric arthropathy, unspecified elbow Yes
M02..13 Postdysenteric arthropathy, wrist No
M02..131 Postdysenteric arthropathy, right wrist Yes
M02..132 Postdysenteric arthropathy, left wrist Yes
M02..139 Postdysenteric arthropathy, unspecified wrist Yes
M02..14 Postdysenteric arthropathy, hand No
M02..141 Postdysenteric arthropathy, right hand Yes
M02..142 Postdysenteric arthropathy, left hand Yes
M02..149 Postdysenteric arthropathy, unspecified hand Yes
M02..15 Postdysenteric arthropathy, hip No
M02..151 Postdysenteric arthropathy, right hip Yes
M02..152 Postdysenteric arthropathy, left hip Yes
M02..159 Postdysenteric arthropathy, unspecified hip Yes
M02..16 Postdysenteric arthropathy, knee No
M02..161 Postdysenteric arthropathy, right knee Yes
M02..162 Postdysenteric arthropathy, left knee Yes
M02..169 Postdysenteric arthropathy, unspecified knee Yes
M02..17 Postdysenteric arthropathy, ankle and foot No
M02..171 Postdysenteric arthropathy, right ankle and foot Yes
M02..172 Postdysenteric arthropathy, left ankle and foot Yes
M02..179 Postdysenteric arthropathy, unspecified ankle and foot Yes
M02..18 Postdysenteric arthropathy, vertebrae Yes
M02..19 Postdysenteric arthropathy, multiple sites Yes
M02..2 Postimmunization arthropathy No
M02..20 Postimmunization arthropathy, unspecified site Yes
M02..21 Postimmunization arthropathy, shoulder No
M02..211 Postimmunization arthropathy, right shoulder Yes
M02..212 Postimmunization arthropathy, left shoulder Yes
M02..219 Postimmunization arthropathy, unspecified shoulder Yes
M02..22 Postimmunization arthropathy, elbow No
M02..221 Postimmunization arthropathy, right elbow Yes
M02..222 Postimmunization arthropathy, left elbow Yes
M02..229 Postimmunization arthropathy, unspecified elbow Yes
M02..23 Postimmunization arthropathy, wrist No
M02..231 Postimmunization arthropathy, right wrist Yes
M02..232 Postimmunization arthropathy, left wrist Yes
M02..239 Postimmunization arthropathy, unspecified wrist Yes
M02..24 Postimmunization arthropathy, hand No
M02..241 Postimmunization arthropathy, right hand Yes
M02..242 Postimmunization arthropathy, left hand Yes
M02..249 Postimmunization arthropathy, unspecified hand Yes
M02..25 Postimmunization arthropathy, hip No
M02..251 Postimmunization arthropathy, right hip Yes
M02..252 Postimmunization arthropathy, left hip Yes
M02..259 Postimmunization arthropathy, unspecified hip Yes
M02..26 Postimmunization arthropathy, knee No
M02..261 Postimmunization arthropathy, right knee Yes
M02..262 Postimmunization arthropathy, left knee Yes
M02..269 Postimmunization arthropathy, unspecified knee Yes
M02..27 Postimmunization arthropathy, ankle and foot No
M02..271 Postimmunization arthropathy, right ankle and foot Yes
M02..272 Postimmunization arthropathy, left ankle and foot Yes
M02..279 Postimmunization arthropathy, unspecified ankle and foot Yes
M02..28 Postimmunization arthropathy, vertebrae Yes
M02..29 Postimmunization arthropathy, multiple sites Yes
M02..3 Reiter's disease No
M02..30 Reiter's disease, unspecified site Yes
M02..31 Reiter's disease, shoulder No
M02..311 Reiter's disease, right shoulder Yes
M02..312 Reiter's disease, left shoulder Yes
M02..319 Reiter's disease, unspecified shoulder Yes
M02..32 Reiter's disease, elbow No
M02..321 Reiter's disease, right elbow Yes
M02..322 Reiter's disease, left elbow Yes
M02..329 Reiter's disease, unspecified elbow Yes
M02..33 Reiter's disease, wrist No
M02..331 Reiter's disease, right wrist Yes
M02..332 Reiter's disease, left wrist Yes
M02..339 Reiter's disease, unspecified wrist Yes
M02..34 Reiter's disease, hand No
M02..341 Reiter's disease, right hand Yes
M02..342 Reiter's disease, left hand Yes
M02..349 Reiter's disease, unspecified hand Yes
M02..35 Reiter's disease, hip No
M02..351 Reiter's disease, right hip Yes
M02..352 Reiter's disease, left hip Yes
M02..359 Reiter's disease, unspecified hip Yes
M02..36 Reiter's disease, knee No
M02..361 Reiter's disease, right knee Yes
M02..362 Reiter's disease, left knee Yes
M02..369 Reiter's disease, unspecified knee Yes
M02..37 Reiter's disease, ankle and foot No
M02..371 Reiter's disease, right ankle and foot Yes
M02..372 Reiter's disease, left ankle and foot Yes
M02..379 Reiter's disease, unspecified ankle and foot Yes
M02..38 Reiter's disease, vertebrae Yes
M02..39 Reiter's disease, multiple sites Yes
M02..8 Other reactive arthropathies No
M02..80 Other reactive arthropathies, unspecified site Yes
M02..81 Other reactive arthropathies, shoulder No
M02..811 Other reactive arthropathies, right shoulder Yes
M02..812 Other reactive arthropathies, left shoulder Yes
M02..819 Other reactive arthropathies, unspecified shoulder Yes
M02..82 Other reactive arthropathies, elbow No
M02..821 Other reactive arthropathies, right elbow Yes
M02..822 Other reactive arthropathies, left elbow Yes
M02..829 Other reactive arthropathies, unspecified elbow Yes
M02..83 Other reactive arthropathies, wrist No
M02..831 Other reactive arthropathies, right wrist Yes
M02..832 Other reactive arthropathies, left wrist Yes
M02..839 Other reactive arthropathies, unspecified wrist Yes
M02..84 Other reactive arthropathies, hand No
M02..841 Other reactive arthropathies, right hand Yes
M02..842 Other reactive arthropathies, left hand Yes
M02..849 Other reactive arthropathies, unspecified hand Yes
M02..85 Other reactive arthropathies, hip No
M02..851 Other reactive arthropathies, right hip Yes
M02..852 Other reactive arthropathies, left hip Yes
M02..859 Other reactive arthropathies, unspecified hip Yes
M02..86 Other reactive arthropathies, knee No
M02..861 Other reactive arthropathies, right knee Yes
M02..862 Other reactive arthropathies, left knee Yes
M02..869 Other reactive arthropathies, unspecified knee Yes
M02..87 Other reactive arthropathies, ankle and foot No
M02..871 Other reactive arthropathies, right ankle and foot Yes
M02..872 Other reactive arthropathies, left ankle and foot Yes
M02..879 Other reactive arthropathies, unspecified ankle and foot Yes
M02..88 Other reactive arthropathies, vertebrae Yes
M02..89 Other reactive arthropathies, multiple sites Yes
M02..9 Reactive arthropathy, unspecified Yes

Last reviewed: September 2026