Z79.51
✓ Billable
Long term (current) use of inhaled steroids
ICD-10-CM · FY2026 · Factors Influencing Health Status
Code
Z79.51
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Factors Influencing Health Status
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 Z79.51?
ICD-10-CM code Z79.51 represents Long term (current) use of inhaled steroids. It is a billable diagnosis code in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z79.51 billable?
Yes. Z79.51 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Z79.51 in?
Z79.51 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.
Related codes in the Z79 category
Z79
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Z79.0
Long term (current) use of anticoagulants and antithrombotics/antiplatelets
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Z79.1
Long term (current) use of non-steroidal anti-inflammatories (NSAID)
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Z79.2
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Z79.3
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Z79.4
Long term (current) use of insulin
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Z79.5
Long term (current) use of steroids
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Z79.6
Long term (current) use of immunomodulators and immunosuppressants
Non-billable
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