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Home/Diagnosis/ICD-10 Coding for Pyloric Stenosis(Q40.0)

ICD-10 Coding for Pyloric Stenosis(Q40.0)

Q40.0

Complete ICD-10-CM coding and documentation guide for icd-10 coding for pyloric stenosis(q40.0) includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Hypertrophic Pyloric Stenosis
Congenital Pyloric Stenosis
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Key Information: ICD-10 Coding for Pyloric Stenosis(Q40.0)

Essential facts and insights about ICD-10 Coding for Pyloric Stenosis(Q40.0)

Use ICD-10 code Q40.0 for congenital hypertrophic pyloric stenosis, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Congenital hypertrophic pyloric stenosis

Billable Code
Q40.0
Billable

Diagnostic Criteria

clinical:
  • • Ultrasound confirmation of pyloric muscle hypertrophy
documentation:
  • • Presence of projectile non-bilious vomiting

Applicable To

  • • Infantile hypertrophic pyloric stenosis

Important Notes

  • • Ensure documentation specifies 'congenital' to avoid misclassification.
Ancillary Codes

Additional codes that may be used with this diagnosis

E86.0

Dehydration

Use when dehydration is present due to persistent vomiting.

E87.6

Hypokalemia

Use when lab results confirm hypokalemia.

Frequently Asked Questions

What is the ICD-10 code for pyloric stenosis?

The ICD-10 code for congenital hypertrophic pyloric stenosis is Q40.0, used for infants with confirmed ultrasound findings.

How is pyloric stenosis diagnosed?

Pyloric stenosis is diagnosed through clinical symptoms like projectile vomiting and confirmed by ultrasound showing pyloric muscle hypertrophy.

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