ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
DiagnosesAdhd Predominantly Inattentive Type

Adhd Predominantly Inattentive Type

ICD-10 Coding for ADHD Predominantly Inattentive Type(F90.0)

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

Diagnosis Overview

What is Adhd Predominantly Inattentive Type?
Essential facts and insights about ADHD Predominantly Inattentive Type

Key Clinical Considerations:

  • Six or more symptoms of inattention for children up to age 16, or five or more for adolescents 17 and older and adults; symptoms must be present for at least 6 months, and they must be inappropriate for developmental level
  • Symptoms interfere with, or reduce the quality of, social, school, or work functioning
  • Several symptoms were present before age 12 years
  • Several symptoms are present in two or more setting, (e.g., at home, school or work; with friends or relatives; in other activities)

Clinical Information

Clinical Criteria & Documentation Requirements

  • Detailed description of symptoms and their duration
  • Impact of symptoms on the patient's daily life and activities
  • Age of onset and settings in which symptoms occur
  • Evidence of symptoms from multiple sources (e.g., parents, teachers)

Coding Guidelines

Usage Guidelines & Examples

  • F90.0 is used for ADHD, predominantly inattentive type. It should not be used if the patient exhibits significant hyperactivity-impulsivity
  • F90.1 is used for ADHD, predominantly hyperactive type. It should not be used if the patient exhibits significant inattention
  • F90.2 is used for ADHD, combined type. It should be used if the patient exhibits both inattention and hyperactivity-impulsivity

Code Exclusions

Important Exclusions

  • Hyperkinetic disorders (F90.1)
  • Conduct disorders (F91.-)

Related ICD-10 Codes

Primary Codes
F90.0
Attention-deficit hyperactivity disorder, predominantly inattentive type
Ancillary Codes
Z00.5
Z13.4
Differential Codes
F90.1
F90.2
F41.9

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Pediatrics

Specialty Applications

  • ADHD inattentive type
  • ADD (Attention Deficit Disorder) without hyperactivity

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 exhibits [number] symptoms of inattention, including [specific symptoms], for a duration of [time period]

Template 2

Symptoms have been present since before age 12 and occur in multiple settings, including [specific settings]

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, provided the clinical criteria are met

When should this code be used?

This code should be used when the patient exhibits predominantly inattentive symptoms of ADHD, as per the clinical criteria