MCMedicalCodingSoftware
Z22.6

Z22.6: Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection

Billable / specific codeICD-10-CMPOA exempt

Z22.6 is a billable, specific ICD-10-CM code for carrier of human t-lymphotropic virus type-1 [htlv-1] infection. It is valid for submission on a claim.

Check Z22.6 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above Z22.6

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

Written on Z22: Carrier of infectious disease

  • carrier of viral hepatitis (B18.-)

Other codes that can never be billed with Z22.6

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

  • Z20Contact with and (suspected) exposure to communicable diseases
  • R82.7Abnormal findings on microbiological examination of urine
  • R83.5Abnormal microbiological findings in cerebrospinal fluid
  • R84.5Abnormal microbiological findings in specimens from respiratory organs and thorax
  • R85.5Abnormal microbiological findings in specimens from digestive organs and abdominal cavity
  • R86.5Abnormal microbiological findings in specimens from male genital organs
  • R87.5Abnormal microbiological findings in specimens from female genital organs
  • R89.5Abnormal microbiological findings in specimens from other organs, systems and tissues

Risk adjustment

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

Alphabetic index entries that lead here

  • Carrier of›human T-cell lymphotropic virus type-1 infection(HTLV-1)
  • Human›T-cell lymphotropic virus›type-1 infection›carrier

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z22

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.