T85.615A Breakdown (mechanical) of other nervous system device, implant or graft, initial encounter

Billable ICD-10-CM code, FY2026.

Built from T85.615 with 7th character A (initial encounter).

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 T85.615 Breakdown (mechanical) of other nervous system device, implant or graft

Applicable to

• Breakdown (mechanical) of intrathecal infusion pump

Risk adjustment (HCC)

• CMS-HCC V22: HCC 176 — Complications of Specified Implanted Device or Graft
• ESRD V24: HCC 176

Code annotations containing back-references to T85.615A

Back-references to T85.61

• Type 2 Excludes: T82.5 Mechanical complication of other cardiac and vascular devices and implants ("mechanical complication of epidural and subdural infusion catheter (T85.61)")

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 T85.615A

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

Nearby codes

• T85.614 Breakdown (mechanical) of insulin pump
• T85.614A Breakdown (mechanical) of insulin pump, initial encounter
• T85.614D Breakdown (mechanical) of insulin pump, subsequent encounter
• T85.614S Breakdown (mechanical) of insulin pump, sequela
• T85.615 Breakdown (mechanical) of other nervous system device, implant or graft
• T85.615A Breakdown (mechanical) of other nervous system device, implant or graft, initial encounter (this code)
• T85.615D Breakdown (mechanical) of other nervous system device, implant or graft, subsequent encounter
• T85.615S Breakdown (mechanical) of other nervous system device, implant or graft, sequela
• T85.618 Breakdown (mechanical) of other specified internal prosthetic devices, implants and grafts
• T85.618A Breakdown (mechanical) of other specified internal prosthetic devices, implants and grafts, initial encounter
• T85.618D Breakdown (mechanical) of other specified internal prosthetic devices, implants and grafts, subsequent encounter