M97.9XXS
Periprosthetic fracture around unspecified internal prosthetic joint, sequela
M97.9XXS (also written M979XXS) is a billable ICD-10-CM diagnosis code for periprosthetic fracture around unspecified internal prosthetic joint, sequela. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 36 codes in category M97 (Periprosthetic fracture around internal prosthetic joint). The Alphabetic Index lists it under 2 entries. Its 7th character, S, means sequela. Its coding notes include a Code first instruction and 12 Excludes2 entries.
7th character
Category M97 requires a 7th character. M97.9 has only 4 characters, so a placeholder X fills the empty positions.
Code first
If the underlying condition listed here is present and known, sequence it first.
- , if known, the specific type and cause of fracture, such as traumatic or pathological
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (10 notes)
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes
Also from chapter/block level (1 note)
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Alphabetic Index terms
Terms the official Alphabetic Index lists for M97.9. This code adds the 7th character. 2 entries