B97.3
⚠ Non-billable
Retrovirus as the cause of diseases classified elsewhere
ICD-10-CM · FY2026 · Certain Infectious and Parasitic Diseases
Code
B97.3
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Certain Infectious and Parasitic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code B97.3?
ICD-10-CM code B97.3 represents Retrovirus as the cause of diseases classified elsewhere. It is a non-billable header code requiring a more specific subcategory in the Certain Infectious and Parasitic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is B97.3 billable?
No. B97.3 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is B97.3 in?
B97.3 belongs to the Certain Infectious and Parasitic Diseases chapter (A00–B99) of ICD-10-CM.
Related codes in the B97 category
B97
Viral agents as the cause of diseases classified elsewhere
Non-billable
B97.0
Adenovirus as the cause of diseases classified elsewhere
Billable
B97.1
Enterovirus as the cause of diseases classified elsewhere
Non-billable
B97.2
Coronavirus as the cause of diseases classified elsewhere
Non-billable
B97.4
Respiratory syncytial virus as the cause of diseases classified elsewhere
Billable
B97.5
Reovirus as the cause of diseases classified elsewhere
Billable
B97.6
Parvovirus as the cause of diseases classified elsewhere
Billable
B97.7
Papillomavirus as the cause of diseases classified elsewhere
Billable
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