M25.18

Fistula, other specified site

Billable / specific

M25.18 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Note: Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

Not included here — may be reported together when both conditions exist.

arthropathic psoriasis (L40.5-) (from M25)
certain conditions originating in the perinatal period (P04-P96) (from M25)
certain infectious and parasitic diseases (A00-B99) (from M25)
compartment syndrome (traumatic) (T79.A-) (from M25)
complications of pregnancy, childbirth and the puerperium (O00-O9A) (from M25)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from M25)
endocrine, nutritional and metabolic diseases (E00-E88) (from M25)
injury, poisoning and certain other consequences of external causes (S00-T88) (from M25)
neoplasms (C00-D49) (from M25)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from M25)
joints of the spine (M40-M54) (from M25)
abnormality of gait and mobility (R26.-) (from M25)
acquired deformities of limb (M20-M21) (from M25)
calcification of bursa (M71.4-) (from M25)
calcification of shoulder (joint) (M75.3) (from M25)
calcification of tendon (M65.2-) (from M25)
difficulty in walking (R26.2) (from M25)
temporomandibular joint disorder (M26.6-) (from M25)