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F90.9
ICD-10-CM
Attention Deficit Hyperactivity Disorder (ADHD)

Find comprehensive information on Attention Deficit Hyperactivity Disorder (ADHD), also known as Attention Deficit Disorder or ADD, for healthcare professionals. This resource covers clinical documentation best practices, medical coding guidelines, and diagnostic criteria for ADHD in children and adults. Learn about ICD-10 codes for ADHD, symptom assessment tools, and effective treatment strategies for improved patient care and accurate medical records.

Also known as

Attention Deficit Disorder
ADD

Diagnosis Snapshot

Key Facts
  • Definition : Neurodevelopmental disorder marked by inattention, hyperactivity, and impulsivity impacting daily function.
  • Clinical Signs : Difficulty focusing, fidgeting, interrupting, impulsive behavior, disorganization, emotional dysregulation.
  • Common Settings : Primary care, psychiatry, psychology, school counseling, occupational therapy.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC F90.9 Coding
F90

Attention-deficit hyperactivity disorders

Covers various types of ADHD, including inattentive, hyperactive, and combined presentations.

F98

Other behavioral and emotional disorders

Includes other specified and unspecified behavioral disorders, sometimes overlapping with ADHD.

F99

Unspecified mental disorder

Used when a more specific mental disorder diagnosis, including ADHD, cannot be made.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Predominantly inattentive presentation?

  • Yes

    Current severity mild?

  • No

    Predominantly hyperactive/impulsive?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Neurodevelopmental disorder marked by inattention, hyperactivity, and impulsivity.
Oppositional defiant disorder involves a pattern of anger, defiance, and vindictiveness toward authority.
Conduct disorder involves serious violations of social norms and rules, including aggression and property destruction.

Documentation Best Practices

Documentation Checklist
  • ADHD diagnosis: DSM-5 criteria documented
  • ADHD symptoms: Inattention, hyperactivity, impulsivity details
  • ADHD onset: Childhood onset, impairment in 2+ settings
  • ADHD differential diagnosis: Ruling out other conditions
  • ADHD treatment plan: Medication, therapy, or combined

Coding and Audit Risks

Common Risks
  • Age Specificity

    Coding ADHD requires age-specific documentation. Pediatric criteria differ from adult ADHD diagnostic guidelines.

  • Comorbidity Coding

    ADHD frequently coexists with other conditions (anxiety, depression). Accurate coding of all diagnoses impacts reimbursement.

  • Subtype Specificity

    ADHD presents in subtypes (inattentive, hyperactive, combined). Documentation must support the specific subtype coded.

Mitigation Tips

Best Practices
  • ICD-10 F90.x, precise documentation for ADHD subtypes.
  • Document symptom duration, frequency, severity for accurate coding.
  • Assess functional impairment across settings (home, school, work).
  • Differential diagnosis: rule out other conditions, improve CDI.
  • Medication, therapy details essential for compliance and coding.

Clinical Decision Support

Checklist
  • Verify age-appropriate ADHD symptoms (ICD-10 F90.x DSM-5 criteria)
  • Assess symptom duration >6 months and impairment in 2+ settings
  • Rule out other medical or psychiatric conditions mimicking ADHD
  • Document symptom onset, severity, and functional impact for accurate coding
  • Review medication interactions and educate patient/family on safety

Reimbursement and Quality Metrics

Impact Summary
  • ADHD Diagnosis Reimbursement: Optimize medical billing codes (ICD-10 F90.x) for accurate claims processing and maximized revenue.
  • Coding Accuracy Impact: Precise ADHD coding (CPT, HCPCS) ensures proper reimbursement and reduces claim denials for ADD, ADHD.
  • Hospital Reporting Metrics: Accurate ADHD diagnosis coding improves quality reporting, impacting public health data and resource allocation.
  • Quality Metrics Impact: Proper ADHD coding enhances patient care quality metrics, reflecting effective treatment and resource utilization.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the most effective evidence-based interventions for managing ADHD symptoms in adults presenting with comorbid anxiety?

A: Managing ADHD in adults with comorbid anxiety requires a multifaceted approach tailored to the individual's specific needs. Evidence-based interventions include Cognitive Behavioral Therapy (CBT) adapted for ADHD, which addresses both inattention and emotional regulation, and mindfulness-based practices for managing anxiety symptoms. Pharmacotherapy, such as stimulant medication or non-stimulant options like atomoxetine, can also be effective. It's crucial to consider the interplay between ADHD and anxiety when selecting interventions, as some anxiety management techniques may not be suitable for individuals with ADHD. Explore how combined CBT and medication management can improve treatment outcomes for this complex presentation. Consider implementing a stepped-care approach, starting with behavioral interventions and adding medication if necessary, while closely monitoring for symptom changes and medication side effects.

Q: How can clinicians differentiate between inattentive ADHD and sluggish cognitive tempo (SCT) in a differential diagnosis?

A: Differentiating between inattentive ADHD and sluggish cognitive tempo (SCT) can be challenging, as they share some overlapping symptoms like slow processing speed and difficulty with sustained attention. However, SCT is characterized by daydreaming, mental fogginess, and low motivation, without the hyperactivity or impulsivity often seen in ADHD. Individuals with SCT tend to be internally preoccupied, while those with inattentive ADHD may be more externally distractible. Neuropsychological testing can be helpful in distinguishing between the two, as SCT often shows deficits in processing speed and executive functions without the same pattern of impairment seen in ADHD. Clinicians should carefully assess the individual's behavioral history, cognitive profile, and functional impairments to arrive at an accurate diagnosis. Learn more about the specific neuropsychological tests that can aid in differentiating between SCT and inattentive ADHD.

Quick Tips

Practical Coding Tips
  • Code F90.x for ADHD subtypes
  • Document symptom duration/severity
  • Specify inattentive/hyperactive type
  • Rule out other conditions like anxiety
  • Check for comorbidities like ODD

Documentation Templates

Patient presents today with concerns consistent with Attention Deficit Hyperactivity Disorder (ADHD), also sometimes referred to as Attention Deficit Disorder or ADD.  Presenting symptoms include inattention, hyperactivity, and impulsivity, impacting academic performance, occupational functioning, and interpersonal relationships.  The patient reports difficulty sustaining attention in tasks requiring sustained mental effort, such as lectures, conversations, and reading.  They also exhibit symptoms of hyperactivity, including fidgeting, restlessness, and excessive talking.  Impulsivity is evident in interrupting others, difficulty waiting their turn, and acting without considering consequences.  These symptoms have been present since childhood and are observed across multiple settings (home, school, work).  Differential diagnoses considered include anxiety disorders, oppositional defiant disorder, and learning disabilities.  The assessment includes a comprehensive review of the patient's medical history, family history, psychosocial history, and behavioral observations.  Standardized rating scales, such as the Conners Comprehensive Behavior Rating Scales and the Vanderbilt ADHD Diagnostic Rating Scale, were utilized to gather collateral information and quantify symptom severity.  The patient's presentation meets the diagnostic criteria for ADHD, predominantly inattentive presentation, as outlined in the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5).  Treatment recommendations include initiation of pharmacotherapy with a stimulant medication, specifically methylphenidate, starting at a low dose and titrating upwards as needed.  Cognitive behavioral therapy (CBT) is also recommended to address behavioral modification strategies, improve organizational skills, and develop coping mechanisms for managing ADHD symptoms.  Patient education regarding ADHD, medication management, and lifestyle modifications was provided.  Follow-up appointment scheduled in four weeks to monitor treatment response, assess medication efficacy and side effects, and adjust treatment plan as indicated.  ICD-10 code F90.0 applied for ADHD, predominantly inattentive presentation.  CPT codes for evaluation and management services will be determined based on the complexity of the visit.  Continued monitoring and adjustments to the treatment plan will be made as necessary to optimize symptom control and improve overall functioning.
Attention Deficit Hyperactivity Disorder (ADHD) - AI-Powered ICD-10 Documentation