ICD-10-CM · F01–F99Billable

ICD-10-CM Code F41.1

Generalized anxiety disorder

Source: CMS ICD-10-CM FY2026Effective Reviewed by the D3rx Clinical Billing Team

Diagnosis information

Billable

Yes

Valid for claim submission

Chapter

F01–F99

Mental, behavioral and neurodevelopmental disorders

Risk adjustment

None

Not risk-adjustable (V28)

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Procedures commonly billed with F41.1

CPT/HCPCS procedures frequently paired with F41.1 on claims. The diagnosis helps support medical necessity for the service, but documentation, the service performed, and payer/CMS policy all apply — link each line item to the diagnosis that best documents why it was needed.

  • 99214Office/outpatient visit, established patient, moderate complexity

More codes in the F41 category

Other billable ICD-10-CM codes in the same category as F41.1. Coding to the highest specificity the documentation supports is what keeps a claim clean — pick the child code that most precisely matches the diagnosis.

  • F41.0Panic disorder [episodic paroxysmal anxiety]
  • F41.3Other mixed anxiety disorders
  • F41.8Other specified anxiety disorders
  • F41.9Anxiety disorder, unspecified

Documentation & coding notes

  • F41.1 is a billable/specific ICD-10-CM code — it can be reported as a primary or secondary diagnosis when the documentation supports it. Code to the highest level of specificity the record allows.
  • Always verify the code against the current ICD-10-CM Official Guidelines and the payer's coverage policy before submitting — coverage, medical necessity edits, and sequencing rules vary by payer.

Related F01–F99 codes

Questions about coding F41.1?

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Medical coding disclaimer

ICD-10-CM codes and descriptions shown are from the CMS FY2026 official code set and HCC mappings from the CMS-HCC V28 model (payment year 2026), shown for educational reference. Official Guidelines, payer coverage, medical-necessity edits, and sequencing rules vary. Always verify with the current ICD-10-CM Official Guidelines and the payer before submitting claims. D3rx is not responsible for coding or billing outcomes.