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Z96.21

Z96.21: Cochlear implant status

Billable / specific codeICD-10-CM

Z96.21 is a billable, specific ICD-10-CM code for cochlear implant status. It is valid for submission on a claim.

Check Z96.21 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above Z96.21

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

Written on Z96: Presence of other functional implants

  • complications of internal prosthetic devices, implants and grafts (T82-T85)
  • fitting and adjustment of prosthetic and other devices (Z44-Z46)

Other codes that can never be billed with Z96.21

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Z18Retained foreign body fragments

Risk adjustment

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

Alphabetic index entries that lead here

  • Presence›cochlear implant(functional)
  • Replacement by artificial or mechanical device or prosthesis of›cochlea
  • Presence›ear implant›cochlear implant
  • Presence›hearing-aid or device›implant(bone) (cochlear) (functional)
  • Presence›implanted device›cochlear
  • Presence›implanted device›otological›cochlear

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z96.2

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.