ICD-10 Code B81.0 | Anisakiasis Symptoms, Diagnosis, Billing

Anisakiasis is a parasitic infection caused by the ingestion of larvae from Anisakis species, typically through raw or undercooked fish. This condition can lead to gastrointestinal symptoms such as abdominal pain, nausea, and vomiting. Accurate coding with ICD-10 Code B81.0 is essential for proper diagnosis, documentation, medical billing, and public health reporting, ensuring that healthcare providers can effectively track and manage this infection.

What is ICD-10 Code B81.0 for Anisakiasis?

ICD-10 Code B81.0 represents Anisakiasis, a parasitic infection resulting from the consumption of Anisakis larvae. This code is used when documenting cases of anisakiasis in clinical settings, particularly when patients present with gastrointestinal symptoms following the consumption of raw or undercooked seafood. Proper use of this code is crucial for accurate billing and tracking of infectious diseases.

ICD-10 Code B81.0 – Clinical Definition and Explanation of Anisakiasis

Anisakiasis is caused by the ingestion of larvae from the Anisakis genus, primarily found in marine fish. The larvae can invade the gastrointestinal tract, leading to significant discomfort and potential complications. Medical attention is necessary to manage symptoms and prevent further complications.

Key Clinical Features:

• Acute abdominal pain, often localized in the epigastric region.
• Nausea and vomiting following the consumption of infected seafood.
• Possible allergic reactions, including urticaria or anaphylaxis.
• Eosinophilia may be present in laboratory findings.
• History of consuming raw or undercooked fish or seafood.

ICD-10 Code B81.0 for Anisakiasis – SOAP Notes & Clinical Use

ICD-10 Code B81.0 is utilized in SOAP notes to document the clinical presentation of anisakiasis. It aids in capturing patient symptoms, assessments, and treatment plans, ensuring comprehensive documentation in both acute and chronic care settings.

What Does ICD-10 Code B81.0 for Anisakiasis Mean in SOAP Notes?

In SOAP notes, ICD-10 Code B81.0 connects subjective patient-reported symptoms with objective clinical findings, facilitating a formal diagnosis of anisakiasis. This code supports continuity of care, accurate billing, and compliance with EHR documentation standards.

Treatment Options for ICD-10 Code B81.0 – Anisakiasis

Anisakiasis requires prompt medical intervention to alleviate symptoms and prevent complications. Hospitalization may be necessary in severe cases.

Antibiotic Therapy:

• First-line: Albendazole 400 mg orally for 3 days.
• Alternative: Ivermectin 200 mcg/kg orally for 1 day.
• Consideration of surgical intervention in cases of intestinal obstruction.

Supportive Care:

• Intravenous fluids for hydration.
• Antiemetics for nausea and vomiting.
• Pain management with analgesics.

Infection Control:

• Educate patients on proper seafood preparation.
• Advise on avoiding raw or undercooked fish.
• Implement surveillance in outbreak settings.

How to Document Symptoms of Anisakiasis (ICD-10 B81.0) in SOAP Notes

Subjective:

• Patient reports acute onset of abdominal pain after eating sushi.
• Complains of nausea and vomiting for the past 24 hours.
• History of consuming raw fish within the last week.

Objective:

• Abdominal tenderness on palpation, especially in the epigastric area.
• Vital signs: BP 120/80 mmHg, HR 90 bpm, Temp 98.6°F.
• Laboratory results show eosinophilia.

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SOAP Note Guidelines for Diagnosing Anisakiasis (ICD-10 Code B81.0)

Assessment:

• Diagnosis: Anisakiasis, moderate severity.
• ICD-10 Code: B81.0.
• Recent history of consuming raw fish is a contributing factor.

Plan:

• Initiate treatment with albendazole as per guidelines.
• Provide education on seafood safety and preparation.
• Schedule follow-up in one week to monitor symptoms.

Treatment & Plan Section for ICD-10 Code B81.0 – Anisakiasis

• First-line pharmacologic treatment: Albendazole 400 mg orally for 3 days.
• Non-pharmacologic strategies: Educate on proper cooking methods for seafood.
• Monitoring: Follow-up appointments to assess symptom resolution.
• Consider referral to a gastroenterologist for persistent symptoms.

Using ICD-10 Code B81.0 for Anisakiasis in Billing & SOAP Note Compliance

• Ensure accurate documentation of symptoms and history in the Subjective (S) and Objective (O) sections.
• Use ICD-10 Code B81.0 for all cases of anisakiasis to support billing.
• Align treatment plans with clinical guidelines to justify billing.
• Include relevant CPT codes for diagnostic tests and treatments.

Related ICD-10 Codes Often Used with Anisakiasis

• B81.1 – Anisakiasis due to Anisakis simplex
• B81.2 – Anisakiasis due to Pseudoterranova decipiens
• A04.9 – Bacterial intestinal infection, unspecified

ICD-10 Code B81.0 in Medical Billing and Insurance for Anisakiasis

ICD-10 Code B81.0 is critical for billing in hospital, ER, or infectious disease care settings.

Billing Notes:

• Document all relevant patient history and symptoms to support the claim.
• Use B81.0 in conjunction with other codes for comprehensive billing.
• Ensure that all chart elements align with the diagnosis for compliance.

Common CPT Pairings: