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Home/Diagnosis/ICD-10 Coding for HIV Infection

ICD-10 Coding for HIV Infection

B20
Z21

Complete ICD-10-CM coding and documentation guide for icd-10 coding for hiv infection includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Human Immunodeficiency Virus
HIV Positive
AIDS
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Key Information: ICD-10 Coding for HIV Infection

Essential facts and insights about ICD-10 Coding for HIV Infection

Use ICD-10 code B20 for human immunodeficiency virus [hiv] disease, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Human immunodeficiency virus [HIV] disease

Billable Code
B20
Billable

Diagnostic Criteria

clinical:
  • • Presence of AIDS-defining condition or history of such conditions.
documentation:
  • • Provider documentation explicitly states 'AIDS' or 'HIV disease'.

Applicable To

  • • AIDS
  • • HIV disease
  • • HIV with related conditions

Important Notes

  • • Once B20 is assigned, it is used permanently even if the patient becomes asymptomatic.

Asymptomatic human immunodeficiency virus [HIV] infection status

Billable Code
Z21
Billable

Diagnostic Criteria

clinical:
    documentation:
    • • Provider documentation of asymptomatic HIV status

    Applicable To

    • • HIV positive without symptoms

    Important Notes

    • • Z21 should not be used if the patient has ever had an HIV-related condition.
    Ancillary Codes

    Additional codes that may be used with this diagnosis

    Z79.899

    Other long term (current) drug therapy

    Use with B20 if the patient is on antiretroviral therapy.

    Frequently Asked Questions

    What is the ICD-10 code for symptomatic HIV?

    The ICD-10 code for symptomatic HIV is B20, used when the patient has HIV-related conditions or a history of such conditions.

    When should Z21 be used for HIV coding?

    Z21 is used for asymptomatic HIV infection status, applicable when the patient has no history of HIV-related conditions.

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