B77.81

Ascariasis pneumonia

Billable / specific

B77.81 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from B77)

  • diseases generally recognized as communicable or transmissible
  • ascaridiasis
  • roundworm infection

Excludes2

Not included here — may be reported together when both conditions exist.

  • carrier or suspected carrier of infectious disease (Z22.-) (from B77)
  • certain localized infections - see body system-related chapters (from B77)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) (from B77)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39) (from B77)
  • influenza and other acute respiratory infections (J00-J22) (from B77)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify resistance to antimicrobial drugs (Z16.-) (from B77)

Also known as

  • Ascariasis, with pneumonia, pneumonitis
  • Pneumonia, Ascaris
  • Pneumonia, in ascariasis

Parent code

  • B77.8Ascariasis with other complicationsHeader

Related codes

  • B77.89Ascariasis with other complicationsBillable

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