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ICD-10 Coding for Developmental Delay(R62.0, Q90.9)

Complete ICD-10-CM coding and documentation guide for Developmental Delay. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Delayed MilestonesGlobal Developmental Delaydevelopmental disorder

Related ICD-10 Code Ranges

Complete code families applicable to Developmental Delay

R62Primary Range

Lack of expected normal physiological development

This range includes codes for various types of developmental delays, including delayed milestones in childhood.

Disorders of psychological development

Includes specific speech and language disorders that may be associated with developmental delays.

Down syndrome

Used when developmental delay is due to chromosomal abnormalities like Down syndrome.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
R62.0Delayed milestone in childhoodUse for general developmental delays without a known etiology.
  • Documentation of specific milestones not met
  • Comparison to age-appropriate developmental norms
Q90.9Down syndrome, unspecifiedUse when developmental delay is due to Down syndrome.
  • Genetic testing confirming Down syndrome

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for developmental delay

Essential facts and insights about Developmental Delay

The ICD-10 code for developmental delay is R62.0, used when specific milestones are not met without a known underlying cause.

Primary ICD-10-CM Codes for developmental delay

Delayed milestone in childhood
Billable Code

Decision Criteria

clinical Criteria

  • Delayed achievement of age-appropriate milestones

Applicable To

  • Delayed development of speech and language
  • Delayed motor development

Excludes

  • Specific learning disabilities (F81.-)
  • Speech and language disorders (F80.-)

Clinical Validation Requirements

  • Documentation of specific milestones not met
  • Comparison to age-appropriate developmental norms

Code-Specific Risks

  • Risk of under-documentation if specific milestones are not detailed.

Coding Notes

  • Ensure detailed documentation of developmental milestones.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Developmental screening encounter

Z01.81-
Use for encounters specifically for developmental screening.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Speech and language development delay due to hearing loss

F80.4
Use when delay is specifically due to confirmed hearing loss.

Trisomy 18, nonmosaicism

Q91.0
Use for Trisomy 18, not Down syndrome.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Developmental Delay to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code R62.0.

Impact

Clinical: May lead to inappropriate care plans., Regulatory: Non-compliance with documentation standards., Financial: Potential for denied claims.

Mitigation Strategy

Use detailed developmental assessments, Include specific milestone data

Impact

Reimbursement: May affect risk adjustment and reimbursement rates., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate representation of patient condition.

Mitigation Strategy

Always document and code the underlying condition if it is known.

Impact

Risk of audits due to insufficient documentation of developmental milestones.

Mitigation Strategy

Ensure comprehensive documentation of all developmental assessments.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Developmental Delay, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Developmental Delay

Use these documentation templates to ensure complete and accurate documentation for Developmental Delay. These templates include all required elements for proper coding and billing.

Developmental Delay Evaluation

Specialty: Pediatrics

Required Elements

  • Milestones: Sitting, Walking, First words
  • Screening Tools: ASQ-3, M-CHAT
  • Comorbidities: Seizures, Feeding difficulties
  • Testing: Genetic, Imaging
  • Intervention History: EI, PT, SLP

Example Documentation

Patient (24mo) demonstrates: No unassisted walking (norm: 12-18mo), Single-word vocabulary of 8 words (expected: 50+ words), Normal ABR hearing testing (20dB both ears), MRI brain shows intact corticospinal tracts.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Speech delay noted
Good Documentation Example
Expressive language at 18mo level (chronological age: 36mo) per PLS-5 standard score of 70
Explanation
The good example provides specific developmental levels and standardized test scores.

Need help with ICD-10 coding for Developmental Delay? Ask your questions below.

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