MCMedicalCodingSoftware
T85.611A

T85.611A: Breakdown (mechanical) of intraperitoneal dialysis catheter, initial encounter

Billable / specific codeICD-10-CM

T85.611A is a billable, specific ICD-10-CM code for breakdown (mechanical) of intraperitoneal dialysis catheter, initial encounter. It is valid for submission on a claim.

Check T85.611A with the rest of the claim: free scrubber

7th character "A": initial encounter

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

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • mechanical complication of vascular dialysis catheter (T82.4-)

Excludes1 inherited from the categories above T85.611A

A category’s note binds every code beneath it.

Written on T85.611: Breakdown (mechanical) of intraperitoneal dialysis catheter

  • mechanical complication of vascular dialysis catheter (T82.4-)

Excludes2 inherited from the categories above T85.611A

Not part of this code, but both may be coded when both are present.

Written on T85: Complications of other internal prosthetic devices, implants and grafts

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T85.611A is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
  • A57206Billing and Coding: Lumbar MRI

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T85.611

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.