B76.1 Necatoriasis

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Infection due to Necator americanus

Applies from B76 Hookworm diseases

Includes

• uncinariasis

MS-DRG index

Defines the logic of DRG(s) 371-373 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 126.1 Necatoriasis due to necator americanus

Code annotations containing back-references to B76.1

Back-references to B76.1

• Code First: D63.8 Anemia in other chronic diseases classified elsewhere ("hookworm disease (B76.0-B76.9)")

Back-references to B76

• Code First: H94.0 Acoustic neuritis in infectious and parasitic diseases classified elsewhere ("parasitic disease (B65-B89)")
• Type 2 Excludes: J82 Pulmonary eosinophilia, not elsewhere classified ("pulmonary eosinophilia due to specified parasitic infection (B50-B83)")

Diagnosis Index entries for B76.1

• Ancylostoma, ancylostomiasis (braziliense) (caninum) (ceylanicum) (duodenale) › Necator americanus
• Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound) › due to (in) (with) › Necator americanus
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › Necator americanus
• Helminthiasis › Necator (americanus)
• Infection, infected, infective (opportunistic) › Necator americanus
• Infestation › Ancylostoma, ankylostoma (braziliense) (caninum) (ceylanicum) (duodenale) › americanum
• Infestation › Ancylostoma, ankylostoma (braziliense) (caninum) (ceylanicum) (duodenale) › new world
• Infestation › hookworm › necatoriasis
• Infestation › Necator americanus
• Infestation › Uncinaria americana
• Necator americanus infestation
• Necatoriasis
• Uncinaria americana infestation

Nearby codes

• B76 Hookworm diseases
• B76.0 Ancylostomiasis
• B76.1 Necatoriasis (this code)
• B76.8 Other hookworm diseases
• B76.9 Hookworm disease, unspecified