N49.3 — Fournier gangrene
N49.3 is a billable, specific ICD-10-CM code for fournier gangrene. It is valid for submission on a claim.
Risk adjustment
N49.3 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 92 Bone/Joint/Muscle/Severe Soft Tissue Infections/Necrosis0.479 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
N49.3 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A57591Billing and Coding: Non-Invasive Abdominal / Visceral Vascular Studies
How N49.3 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to N49.3.
- Fournier disease or gangrene
- Disease, diseased›Fournier(gangrene)
- Gangrene, gangrenous›Fournier
- Gangrene, gangrenous›scrotum
Related codes at this level
Codes that share N49. If N49.3 is not quite right, the correct code is usually one of these.
Questions about N49.3
- Is N49.3 a billable ICD-10-CM code?
- Yes. N49.3 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does N49.3 sit in the tabular list?
- Diseases of the genitourinary system (N00-N99), in the block Diseases of male genital organs (N40-N53).