B08.09 Other orthopoxvirus infections

Billable ICD-10-CM code, FY2026.

Applicable to

• Orthopoxvirus infection NOS

Applies from B08 Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classified

Excludes1 (never code together)

• vesicular stomatitis virus disease (A93.8)

Applies from B08.0 Other orthopoxvirus infections

Excludes2 (not included here)

• monkeypox (B04)

MS-DRG index

Defines the logic of DRG(s) 865-866 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 059.00 Orthopoxvirus infection, unspecified (approximate)
• 059.09 Other orthopoxvirus infections (approximate)

Code annotations containing back-references to B08.09

Back-references to B08

• Code First: H67 Otitis media in diseases classified elsewhere ("viral disease NEC (B00-B34)")

Diagnosis Index entries for B08.09

• Infection, infected, infective (opportunistic) › orthopoxvirus NEC
• Orthopoxvirus

Nearby codes

• B08.010 Cowpox
• B08.011 Vaccinia not from vaccine
• B08.02 Orf virus disease
• B08.03 Pseudocowpox [milker's node]
• B08.04 Paravaccinia, unspecified
• B08.09 Other orthopoxvirus infections (this code)
• B08.1 Molluscum contagiosum
• B08.2 Exanthema subitum [sixth disease]
• B08.20 Exanthema subitum [sixth disease], unspecified
• B08.21 Exanthema subitum [sixth disease] due to human herpesvirus 6
• B08.22 Exanthema subitum [sixth disease] due to human herpesvirus 7