B20 – Human immunodeficiency virus [HIV] disease
ICD-10-CM 2027 diagnosis code · Human immunodeficiency virus [HIV] disease (B20)
ICD-10-CM code
B20
- Code
B20(claims format:B20)- Description
- Human immunodeficiency virus [HIV] disease
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- B20 Human immunodeficiency virus [HIV] disease (B20)
Notes for B20
Includes:
- acquired immune deficiency syndrome [AIDS]
- AIDS-related complex [ARC]
- HIV infection, symptomatic
Excludes1 (not coded here):
Code first:
- Human immunodeficiency virus [HIV] disease complicating pregnancy, childbirth and the puerperium, if applicable (O98.7-)
Use additional code:
- code(s) to identify all manifestations of HIV infection
Index terms for B20
Entries in the ICD-10-CM alphabetic index that lead to this code:
- ARC
- HIV
- AIDS
- Slim disease
- Disease, diseased, slim
- Human, immunodeficiency virus
- Syndrome, HIV infection, acute
- Acquired, immunodeficiency syndrome
- Human, immunodeficiency virus, dementia
- Dementia, in, human immunodeficiency virus
- Disease, diseased, human immunodeficiency virus
- Encephalitis, due to, human immunodeficiency virus
- Disease, diseased, viral, virus, human immunodeficiency
- Human, immunodeficiency virus, dementia, with behavioral disturbance
- Dementia, in, human immunodeficiency virus, with behavioral disturbance
Frequently asked questions
What is ICD-10 code B20?
B20 is the ICD-10-CM code for human immunodeficiency virus [HIV] disease, in the block B20 (Human immunodeficiency virus [HIV] disease (B20)).
Is B20 a billable code?
Yes. B20 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.