T56.1X4D
BillableToxic effect of mercury and its compounds, undetermined, subsequent encounter
T56.1X4D is the ICD-10-CM code for Toxic effect of mercury and its compounds, undetermined, subsequent encounter. It is a billable, specific code valid for reimbursement.
S00-T88 Injury, poisoning and certain other consequences of external causes
What this means — in plain language
MedlinePlus · NIHMercury is an element that is found in air, water and soil. It has several forms. Metallic mercury is a shiny, silver-white, odorless liquid. If heated, it is a colorless, odorless gas. It also combines with other elements to form powders or crystals. Mercury is in many products. Metallic mercury is used in glass thermometers, silver dental fillings, and button batteries. Mercury salts may be used in skin creams and…
Read more about Mercury at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Medications indicated for this condition
FDA labelingDrugs 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).
Frequently asked questions
- What is ICD-10 code T56.1X4D?
- T56.1X4D is the ICD-10-CM code for "Toxic effect of mercury and its compounds, undetermined, subsequent encounter". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
- Is T56.1X4D a billable code?
- Yes — T56.1X4D is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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