T85.850ABillable
Stenosis due to nervous system prosthetic devices, implants and grafts, initial encounter
Short description: Stenosis due to nervous system prosth dev/grft, init
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- T85
- Effective date
- October 1, 2026
Related codes in category T85
T85Complications of internal prosth dev/grftT85.0Mechanical complication of ventricular intracranial shuntT85.01Breakdown (mechanical) of ventricular intracranial shuntT85.01XABreakdown of ventricular intracranial shunt, initYesT85.01XDBreakdown of ventricular intracranial shunt, subsYesT85.01XSBreakdown of ventricular intracranial shunt, sequelaYesT85.02Displacement of ventricular intracranial shuntT85.02XADisplacement of ventricular intracranial shunt, initYesT85.02XDDisplacement of ventricular intracranial shunt, subsYesT85.02XSDisplacement of ventricular intracranial shunt, sequelaYesT85.03Leakage of ventricular intracranial (communicating) shuntT85.03XALeakage of ventricular intracranial shunt, initYes
Frequently asked questions
What is ICD-10 code T85.850A?
T85.850A is an ICD-10-CM diagnosis code for Stenosis due to nervous system prosthetic devices, implants and grafts, initial encounter.
Is T85.850A a billable code?
Yes. T85.850A is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is T85.850A in?
T85.850A falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did T85.850A become effective?
T85.850A has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to T85.850A?
T85.850A belongs to category T85, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.