F51.05 – Insomnia due to other mental disorder

F51.05 – Insomnia due to other mental disorder

The ICD-10-CM code F51.05 diagnoses a patient with insomnia caused by another mental disorder. Learn what this code entails by reading this short guide.

By Matt Olivares on Aug 8, 2025.

Fact Checked by Gale Alagos.

Use Code

Commonly asked questions

Yes, this ICD-10 code is billable.

You use it when your patient is confirmed to have insomnia caused by another mental disorder. This means that there is no other specific ICD-10 code for the mental disorder causing the insomnia.

Cognitive Behavioral Therapy (CBT) and lifestyle changes should help patients work through this type of insomnia. Sedatives can also be prescribed.

Related ICDs

EHR and practice management software

Get started for free

*No credit card required

Free

$0/usd

Unlimited clients

Telehealth

1GB of storage

Client portal text

Automated billing and online payments