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v1.0.0
ICD-10 Guide
ICD-10 CodesA38.0

A38.0

Scarlet fever

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 A38.0 is a billable code used to indicate a diagnosis of scarlet fever.

Key Diagnostic Point:

Scarlet fever is an infectious disease caused by group A Streptococcus (Streptococcus pyogenes), characterized by a distinctive red rash, fever, and sore throat. The condition typically arises in children aged 5 to 15 years, although it can affect individuals of any age. The hallmark of scarlet fever is the bright red rash that usually appears 1-2 days after the onset of fever and sore throat. The rash often feels like sandpaper and may begin on the neck and face before spreading to the trunk and extremities. Other symptoms may include a 'strawberry tongue,' abdominal pain, and headache. Scarlet fever is transmitted through respiratory droplets or direct contact with an infected person's skin lesions. Diagnosis is primarily clinical, supported by throat culture or rapid antigen detection tests. Treatment involves antibiotics, typically penicillin or amoxicillin, to eradicate the bacteria and prevent complications such as rheumatic fever or post-streptococcal glomerulonephritis. Resistance patterns are generally low for penicillin, but some strains may exhibit resistance to macrolides. Prompt treatment is crucial to reduce the risk of transmission and complications.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation from other streptococcal infections
  • Need for accurate documentation of symptoms
  • Potential for misdiagnosis with other febrile illnesses
  • Variability in presentation among different age groups

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to document antibiotic treatment
  • Misclassification of the severity of the condition
  • Lack of follow-up documentation

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Detailed history of symptoms, including onset and duration, and any associated complications.

Common Clinical Scenarios

Diagnosis and management of scarlet fever in children presenting with fever and rash.

Billing Considerations

Consideration of age-related variations in presentation and the need for family education on contagion.

Infectious Disease

Documentation Requirements

Thorough documentation of laboratory results, including throat cultures and sensitivity testing.

Common Clinical Scenarios

Management of recurrent or complicated cases of scarlet fever.

Billing Considerations

Monitoring for antibiotic resistance patterns and potential complications.

Coding Guidelines

Inclusion Criteria

Use A38.0 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the diagnosis and any associated symptoms
  • Include details of treatment and follow
  • up care

Exclusion Criteria

Do NOT use A38.0 When
No specific exclusions found.

Related CPT Codes

99213CPT Code

Established patient office visit, Level 3

Clinical Scenario

Used for follow-up visits after initial diagnosis of scarlet fever.

Documentation Requirements

Document history of present illness, review of systems, and treatment plan.

Specialty Considerations

Pediatricians should note growth and development in follow-up visits.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of scarlet fever, improving the accuracy of data collection and treatment tracking.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of scarlet fever, improving the accuracy of data collection and treatment tracking.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of scarlet fever, improving the accuracy of data collection and treatment tracking.

Resources

Clinical References

  • •
    CDC - Scarlet Fever

Coding & Billing References

  • •
    CDC - Scarlet Fever

Frequently Asked Questions

What are the common symptoms of scarlet fever?

Common symptoms include a red rash, fever, sore throat, and a 'strawberry tongue.'

How is scarlet fever treated?

Scarlet fever is treated with antibiotics, typically penicillin or amoxicillin, to eliminate the infection.