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D74

Non-billable

Methemoglobinemia

D74 is the ICD-10-CM code for Methemoglobinemia. It is a non-billable category code — use a more specific child code such as D74.0 for billing.

Status
Header (non-billable)
Chapter
D50-D89
Subcodes
3
Edition
FY2026

D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

What this means — in plain language

MedlinePlus · NIH

Your blood is living tissue made up of liquid and solids. The liquid part, called plasma, is made of water, salts and protein. Over half of your blood is plasma. The solid part of your blood contains red blood cells, white blood cells and platelets. Blood disorders affect one or more parts of the blood and prevent your blood from doing its job. They can be acute or chronic. Many blood disorders are inherited. Other…

Read more about Blood Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code D74?
D74 is the ICD-10-CM code for "Methemoglobinemia". It falls under D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
Is D74 a billable code?
No — D74 is a non-billable header code. Use a more specific child code (such as D74.0) for billing.
What are the subcodes of D74?
D74 has 3 more specific child codes, including D74.0, D74.8, D74.9.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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