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v1.0.0
ICD-10 Guide
DiagnosesAdhd Inattentive Type

Adhd Inattentive Type

ICD-10 Coding for ADHA Inattentive(F90.0)

PRIMARY SPECIALTYPediatrics
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Adhd Inattentive Type?
Essential facts and insights about ADHA Inattentive

Key Clinical Considerations:

  • Evidence of six or more symptoms of inattention for children up to age 16, or five or more for adolescents 17 and older and adults.
  • Symptoms of inattention have been present for at least 6 months, and they are inappropriate for developmental level.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Detailed description of the symptoms and their duration.
  • Evidence that the symptoms interfere with, or reduce the quality of, social, academic, or occupational functioning.

Coding Guidelines

Usage Guidelines & Examples

  • F90.0 is specific for ADHD, Predominantly Inattentive Presentation. Other codes within the F90 category are used for different presentations of ADHD.
  • F90.0 differs from F90.2, which is used for ADHD, Combined Presentation.

Code Exclusions

Important Exclusions

  • Hyperkinetic disorders (F90.1)
  • Attention-deficit hyperactivity disorder, combined type (F90.2)

Related ICD-10 Codes

Primary Codes
F90.0
Attention-deficit hyperactivity disorder, predominantly inattentive type
Ancillary Codes
Z00.1
Z13.4
Differential Codes
F90.1
F98.8

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Pediatrics

Specialty Applications

  • ADHD inattentive type in children, adolescents, and adults.
  • Scenarios where inattention is the primary symptom and hyperactivity-impulsivity may not be problematic.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Template 1

Patient presents with symptoms of inattention, including [specific symptoms], for a duration of [time period].

Template 2

Symptoms of inattention are causing significant impairment in [specific areas of life].

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Can F90.0 be used for adults?

Yes, F90.0 can be used for individuals of all ages, as long as the clinical criteria are met.

When should this code be used?

This code should be used when a patient's primary symptom is inattention, and it is causing significant impairment in their life.