B08.3 — Erythema infectiosum [fifth disease]
B08.3 is a billable, specific ICD-10-CM code for erythema infectiosum [fifth disease]. It is valid for submission on a claim.
Risk adjustment
B08.3 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
B08.3 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.
- A56718Billing and Coding: Intravenous Immunoglobulin (IVIG)
How B08.3 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 B08.3.
- Fifth disease
- Megalerythema(epidemic)
- Sticker's disease
- Disease, diseased›fifth
- Disease, diseased›Sticker's(erythema infectiosum)
- Erythema, erythematous›infectiosum
- Infection, infected, infective›erythema infectiosum
Related codes at this level
Codes that share B08. If B08.3 is not quite right, the correct code is usually one of these.
- B08.0Other orthopoxvirus infections
- B08.1Molluscum contagiosum
- B08.2Exanthema subitum [sixth disease]
- B08.4Enteroviral vesicular stomatitis with exanthem
- B08.5Enteroviral vesicular pharyngitis
- B08.6Parapoxvirus infections
- B08.7Yatapoxvirus infections
- B08.8Other specified viral infections characterized by skin and mucous membrane lesions
Questions about B08.3
- Is B08.3 a billable ICD-10-CM code?
- Yes. B08.3 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does B08.3 sit in the tabular list?
- Certain infectious and parasitic diseases (A00-B99), in the block Viral infections characterized by skin and mucous membrane lesions (B00-B09).