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T85.391A

T85.391A: Other mechanical complication of prosthetic orbit of left eye, initial encounter

Billable / specific codeICD-10-CMleft

T85.391A is a billable, specific ICD-10-CM code for other mechanical complication of prosthetic orbit of left eye, initial encounter. It is valid for submission on a claim.

Check T85.391A 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

Excludes2 inherited from the categories above T85.391A

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

Written on T85.3: Mechanical complication of other ocular prosthetic devices, implants and grafts

  • other complications of corneal graft (T86.84-)

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

T85.391A is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T85.391

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.