T85.890A Other specified complication of nervous system prosthetic devices, implants and grafts, initial encounter

Billable ICD-10-CM code, FY2026.

Built from T85.890 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 T85.89 Other specified complication of internal prosthetic devices, implants and grafts, not elsewhere classified

Applicable to

• Erosion or breakdown of subcutaneous device pocket

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 T85.890A

Back-references to T85.8

• Type 2 Excludes: T80.1 Vascular complications following infusion, transfusion and therapeutic injection ("vascular complications specified as due to prosthetic devices, implants and grafts (T82.8-, T83.8-, T84.8-, T85.8-)")

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 T85.890A

• Breakdown › device, graft or implant › subcutaneous device pocket › nervous system prosthetic device, implant, or graft
• Complication (s) (from) (of) › catheter (device) NEC › epidural infusion › specified type NEC
• Complication (s) (from) (of) › catheter (device) NEC › subdural infusion › specified type NEC
• Complication (s) (from) (of) › electronic stimulator device › brain › specified type NEC
• Complication (s) (from) (of) › electronic stimulator device › nervous system › specified type NEC
• Complication (s) (from) (of) › electronic stimulator device › peripheral nerve › specified type NEC
• Complication (s) (from) (of) › electronic stimulator device › spinal cord › specified type NEC
• Complication (s) (from) (of) › ventricular (communicating) shunt (device) › specified type NEC
• Erosion › subcutaneous device pocket › nervous system prosthetic device, implant, or graft

Nearby codes

• T85.868A Thrombosis due to other internal prosthetic devices, implants and grafts, initial encounter
• T85.868D Thrombosis due to other internal prosthetic devices, implants and grafts, subsequent encounter
• T85.868S Thrombosis due to other internal prosthetic devices, implants and grafts, sequela
• T85.89 Other specified complication of internal prosthetic devices, implants and grafts, not elsewhere classified
• T85.890 Other specified complication of nervous system prosthetic devices, implants and grafts
• T85.890A Other specified complication of nervous system prosthetic devices, implants and grafts, initial encounter (this code)
• T85.890D Other specified complication of nervous system prosthetic devices, implants and grafts, subsequent encounter
• T85.890S Other specified complication of nervous system prosthetic devices, implants and grafts, sequela
• T85.898 Other specified complication of other internal prosthetic devices, implants and grafts
• T85.898A Other specified complication of other internal prosthetic devices, implants and grafts, initial encounter
• T85.898D Other specified complication of other internal prosthetic devices, implants and grafts, subsequent encounter