T85.635S Leakage of other nervous system device, implant or graft, sequela

Billable ICD-10-CM code, FY2026.

Built from T85.635 with 7th character S (sequela).

Applies from T85 Complications of other internal prosthetic devices, implants and grafts

Excludes2 (not included here)

• failure and rejection of transplanted organs and tissue (T86.-)

7th character note

• The appropriate 7th character is to be added to each code from category T85

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from T85.635 Leakage of other nervous system device, implant or graft

Applicable to

• Leakage of intrathecal infusion pump

Code annotations containing back-references to T85.635S

Back-references to T85.6

• Type 2 Excludes: T81.59 Other complications of foreign body accidentally left in body following procedure ("obstruction or perforation due to prosthetic devices and implants intentionally left in body (T82.0-T82.5, T83.0-T83.4, T83.7, T84.0-T84.4, T85.0-T85.6)")

Back-references to T85

• Type 2 Excludes: T78 Adverse effects, not elsewhere classified ("complications of surgical and medical care NEC (T80-T88)")
• Type 2 Excludes: T79 Certain early complications of trauma, not elsewhere classified ("complications occurring during or following medical procedures (T80-T88)")
• Type 2 Excludes: T79 Certain early complications of trauma, not elsewhere classified ("complications of surgical and medical care NEC (T80-T88)")
• Type 2 Excludes: T81 Complications of procedures, not elsewhere classified ("complication of prosthetic devices, implants and grafts (T82-T85)")
• Type 2 Excludes: T88 Other complications of surgical and medical care, not elsewhere classified ("complications of devices, implants and grafts (T82-T85)")
• Type 2 Excludes: Z96 Presence of other functional implants ("complications of internal prosthetic devices, implants and grafts (T82-T85)")
• Type 1 Excludes: Z97 Presence of other devices ("complications of internal prosthetic devices, implants and grafts (T82-T85)")

Diagnosis Index entries for T85.635S

• Complication (s) (from) (of) › intrathecal infusion pump › mechanical › leakage
• Complication (s) (from) (of) › nervous system › device, implant or graft › specified NEC › mechanical › leakage

Nearby codes

• T85.633D Leakage of insulin pump, subsequent encounter
• T85.633S Leakage of insulin pump, sequela
• T85.635 Leakage of other nervous system device, implant or graft
• T85.635A Leakage of other nervous system device, implant or graft, initial encounter
• T85.635D Leakage of other nervous system device, implant or graft, subsequent encounter
• T85.635S Leakage of other nervous system device, implant or graft, sequela (this code)
• T85.638 Leakage of other specified internal prosthetic devices, implants and grafts
• T85.638A Leakage of other specified internal prosthetic devices, implants and grafts, initial encounter
• T85.638D Leakage of other specified internal prosthetic devices, implants and grafts, subsequent encounter
• T85.638S Leakage of other specified internal prosthetic devices, implants and grafts, sequela
• T85.69 Other mechanical complication of other specified internal prosthetic devices, implants and grafts