Retrovirus infections, not elsewhere classified
- B33.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM B33.3 became effective on October 1, 2023.
- This is the American ICD-10-CM version of B33.3 – other international versions of ICD-10 B33.3 may differ.
Applicable To
- Retrovirus infection NOS
The following code(s) above B33.3 contain annotation back-references
that may be applicable to B33.3:
- A00-B99 Certain infectious and parasitic diseases
Approximate Synonyms
- Disease due to retroviridae
- Retrovirus infection
Clinical Information
- Virus diseases caused by the retroviridae family.
- Virus diseases caused by the retroviridae.
ICD-10-CM B33.3 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):
Convert B33.3 to ICD-9-CMCode History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
Code annotations containing back-references to B33.3:
- Type 1 Excludes: B34
Diagnosis Index entries containing back-references to B33.3:
- Human
- T-cell lymphotropic virus
- type-1 (HTLV-I) B33.3
- T-cell lymphotropic virus
- Infection, infected, infective (opportunistic) B99.9
- human
- T-cell lymphotropic virus type-1 B33.3 (HTLV-1)
- retrovirus B33.3
- human