F43.9
BillableReaction to severe stress, unspecified
F43.9 is the ICD-10-CM code for Reaction to severe stress, unspecified. It is a billable, specific code valid for reimbursement.
F01-F99 Mental, Behavioral and Neurodevelopmental disorders
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
- •Trauma and stressor-related disorder, NOS
- •Unspecified trauma and stressor-related disorder
Medications indicated for this condition
FDA labeling- Sertraline›
- Allium Sat, Anacardium, Apis Mel, Gambogia, Merc Solub, Nat Carb, Nitricum Ac, Nux Vom, Phosphorus, Pulsatilla, SulphurStandardized Insect Venom Allergenic Extract [EPC]›
- Apil Mel, Baptisia, Baryta Carb, Hamamelis, Kali Brom, Kali Phos, Lachesis, Lilium, Petroleum, Phosphoricum Ac, Spigelia Anth, Sulphur, Veratrum VirStandardized Insect Venom Allergenic Extract [EPC]›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Benefits & assistance programs
Federal & state- Additional disability benefits for veteransVeterans Affairs Department (VA)›
- Arkansas Homestead and Personal Property Tax Exemption Program›
- Automobiles and Adaptive Equipment for Certain Disabled Veterans and Members of the Armed ForcesVETERANS BENEFITS ADMINISTRATION›
- California Disabled Veterans’ Exemption Program›
- Colorado Property Tax Exemption Program for Seniors and Disabled Veterans›
- Connecticut Tax Exemptions for Veterans with Disabilities›
- FL Homestead Property Tax Discount For Veterans With Combat-Related Disability›
- Free Tuition for Veterans›
- Georgia Homestead Exemption for Disabled Veterans Program›
- Hawaii Property Tax Exemption for Disabled Veterans Program›
- Idaho Veterans' Property Tax Reduction Program›
- Illinois Standard Homestead Exemption for Veterans with Disabilities Program›
Assistance programs whose eligibility maps to this condition's category. Informational only — eligibility is determined by the administering agency.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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