B51.9

Plasmodium vivax malaria without complication

Billable / specific

B51.9 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Plasmodium vivax malaria NOS

Includes (from B51)

  • diseases generally recognized as communicable or transmissible
  • mixed infections of Plasmodium vivax with other Plasmodium species, except Plasmodium falciparum

Excludes1

Not coded here — never report together with this code.

  • amebiasis (A06.-) (from B51)
  • other protozoal intestinal diseases (A07.-) (from B51)
  • plasmodium vivax with Plasmodium falciparum (B50.-) (from B51)

Excludes2

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

  • carrier or suspected carrier of infectious disease (Z22.-) (from B51)
  • certain localized infections - see body system-related chapters (from B51)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) (from B51)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39) (from B51)
  • influenza and other acute respiratory infections (J00-J22) (from B51)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify resistance to antimicrobial drugs (Z16.-) (from B51)

Also known as

  • Plasmodium vivax malaria NOS
  • Malaria, malarial, Plasmodium, vivax NEC
  • Malaria, malarial, vivax

Parent code

  • B51Plasmodium vivax malariaHeader

Related codes

  • B51.0Plasmodium vivax malaria with rupture of spleenBillable
  • B51.8Plasmodium vivax malaria with other complicationsBillable

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