Z73.3
BillableStress, not elsewhere classified
Z73.3 is the ICD-10-CM code for Stress, not elsewhere classified. It is a billable, specific code valid for reimbursement.
Z00-Z99 Factors influencing health status and contact with health services
What this means — in plain language
MedlinePlus · NIHWhat is stress? Stress is how your brain and body respond to a challenge or demand. When you are stressed, your body releases certain hormones . Hormones are chemicals that travel in your bloodstream and control how different parts of your body work. The hormones that are released when you are stressed make you alert and ready to act. They can raise your blood pressure, heart rate, and blood glucose (blood sugar)…
Read more about Stress at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Physical and mental strain NOS
Excludes1 — not coded here
- •stress related to employment or unemployment (Z56.-)
Medications indicated for this condition
FDA labeling- AcetazolamideCarbonic Anhydrase Inhibitor [EPC]›
- Acetazolamide Extended-releaseCarbonic Anhydrase Inhibitor [EPC]›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Frequently asked questions
- What is ICD-10 code Z73.3?
- Z73.3 is the ICD-10-CM code for "Stress, not elsewhere classified". It falls under Z00-Z99 Factors influencing health status and contact with health services.
- Is Z73.3 a billable code?
- Yes — Z73.3 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from Z73.3?
- Excludes1 (not coded here): stress related to employment or unemployment (Z56.-).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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