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Home/Diagnosis/ICD-10 Coding for Formula Intolerance

ICD-10 Coding for Formula Intolerance

K90.49
E73.9

Complete ICD-10-CM coding and documentation guide for icd-10 coding for formula intolerance includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Infant Formula Intolerance
Milk Formula Intolerance
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Key Information: ICD-10 Coding for Formula Intolerance

Essential facts and insights about ICD-10 Coding for Formula Intolerance

Use ICD-10 code K90.49 for other malabsorption due to intolerance, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Other malabsorption due to intolerance

Billable Code
K90.49
Billable

Diagnostic Criteria

clinical:
  • • Fecal elastase <100 μg/g
documentation:
  • • Documented weight loss >5% in 30 days

Applicable To

  • • Formula intolerance with malabsorption

Important Notes

  • • Ensure documentation clearly links formula trials to malabsorption evidence.

Lactose intolerance, unspecified

Billable Code
E73.9
Billable

Diagnostic Criteria

clinical:
  • • Positive hydrogen breath test
  • • Absence of growth failure

Applicable To

  • • Isolated lactose intolerance

Important Notes

  • • Ensure lactose intolerance is specifically documented and confirmed.
Ancillary Codes

Additional codes that may be used with this diagnosis

T45.4X5A

Adverse effect of other and unspecified agents, initial encounter

Use when formula intolerance is iatrogenic, such as post-medication therapy.

Frequently Asked Questions

What is the ICD-10 code for formula intolerance?

The ICD-10 code for formula intolerance with malabsorption is K90.49. It requires documentation of chronic diarrhea and failed formula trials.

How do you document formula intolerance?

Document formula intolerance by detailing formula trials, symptoms like chronic diarrhea, and diagnostic test results such as fecal fat studies.

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