Food Allergy ICD-10-CM Codes

Navigate the guide on Food Allergy ICD-10-CM codes. Learn about the specific codes, clinical descriptions, and billing implications.

By Priya Singh on Feb 29, 2024.

Fact Checked by Ericka Pingol.

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Food Allergy ICD-10-CM Codes

What ICD-10 Codes Are Used for Food Allergy?

Food allergies occur when the immune system identifies specific food proteins as harmful. Here are the commonly used Food Allergy ICD codes:

  • T78.1XXA: Allergy, unspecified, initial encounter
  • Z91.010: Allergy to peanuts
  • Z91.011: Allergy to milk products
  • Z91.012: Allergy to eggs
  • Z91.013: Allergy to seafood
  • Z91.038: Allergy to other foods

Which Food Allergy ICD Codes Are Billable?

Determining which Food Allergy ICD codes are billable is essential for healthcare providers. Here's an overview:

  • T78.1XXA: Yes. This code is used for unspecified allergies, including food allergies, during an initial encounter.
  • Z91.010: Yes. This code is used to indicate a known allergy to peanuts.
  • Z91.011: Yes. This code is used to indicate a known allergy to milk products.
  • Z91.012: Yes. This code is used to indicate a known allergy to eggs.
  • Z91.013: Yes. This code is used to indicate a known allergy to seafood.
  • Z91.038: Yes. This code is used to indicate a known allergy to other foods.

Clinical Information

Food allergies can manifest in various ways and may require immediate medical attention. Here's what you need to know:

  • Symptoms often include hives, itching, swelling, and, in severe cases, anaphylaxis.
  • The condition is diagnosed through a detailed medical history, skin tests, and sometimes blood tests.
  • Treatment options include avoiding allergenic food and carrying an epinephrine auto-injector for emergencies.
  • In cases of anaphylaxis, immediate treatment with epinephrine is crucial.
  • Patients should always inform healthcare providers of their food allergies to avoid complications.

Synonyms Include:

  • Food hypersensitivity
  • Allergic reaction to food
  • Sensitivity to food
  • Food intolerance
  • Anaphylaxis due to food
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Commonly asked questions

What are the common triggers for food allergies?

Common triggers for food allergies include peanuts, tree nuts, milk, eggs, soy, wheat, and seafood.

How are food allergies diagnosed?

Food allergies are usually diagnosed through medical history, physical examination, and diagnostic tests like skin prick or blood tests for specific allergens.

What are the treatment options for food allergies?

Treatment options for food allergies may include avoidance of known allergens, medications like antihistamines for mild reactions, and an epinephrine auto-injector for severe reactions like anaphylaxis.

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