`M96.0` Pseudarthrosis after fusion or arthrodesis

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

arthropathy following intestinal bypass (M02.0-)
complications of internal orthopedic prosthetic devices, implants and grafts (T84.-)
disorders associated with osteoporosis (M80)
periprosthetic fracture around internal prosthetic joint (M97.-)
presence of functional implants and other devices (Z96-Z97)

MS-DRG index

Defines the logic of DRG(s) 559-561 in MDC 08.

996.49 Other mechanical complication of other internal orthopedic device, implant, and graft (approximate)
V45.4 Arthrodesis status (approximate)

Type 2 Excludes: M43.2 Fusion of spine ("pseudoarthrosis after fusion or arthrodesis (M96.0)")

Type 1 Excludes: M40 Kyphosis and lordosis ("postprocedural kyphosis and lordosis (M96.-)")
Type 2 Excludes: M95 Other acquired deformities of musculoskeletal system and connective tissue ("postprocedural musculoskeletal disorders (M96.-)")
Type 2 Excludes: T81 Complications of procedures, not elsewhere classified ("intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)")

Complication (s) (from) (of) › musculoskeletal system › postoperative (postprocedural) › pseudarthrosis
Complication (s) (from) (of) › orthopedic › postprocedural › pseudarthrosis post-fusion
Nonunion › joint, following fusion or arthrodesis
Pseudarthrosis, pseudoarthrosis (bone) › joint, following fusion or arthrodesis

M96 Intraoperative and postprocedural complications and disorders of musculoskeletal system, not elsewhere classified
M96.0 Pseudarthrosis after fusion or arthrodesis (this code)
M96.1 Postlaminectomy syndrome, not elsewhere classified
M96.2 Postradiation kyphosis
M96.3 Postlaminectomy kyphosis
M96.4 Postsurgical lordosis
M96.5 Postradiation scoliosis