In simple words: This code means the patient is having sleep problems because of using drugs, either illegal or prescribed, but the exact drug(s) and the nature of the drug use (abuse or dependence) is unknown.

This code signifies unspecified use of illegal or prescribed psychoactive drugs resulting in a sleep disorder.The diagnosis is applied when the provider documents psychoactive substance or psychotropic drug use not specified by another code, or documents polysubstance or indiscriminate drug use, or an unknown substance-induced sleep disorder without a use disorder.The presence of abuse or dependence is not specified.

Example 1: A patient presents with insomnia and excessive daytime sleepiness.They report using various recreational drugs intermittently but cannot specify which ones or the frequency of use.A urine drug screen is ordered., A patient on multiple prescribed medications, including sedatives, reports difficulty falling and staying asleep.The provider suspects a medication interaction causing the sleep disturbance.They adjust the medications., A patient is brought to the emergency room in an altered state of consciousness.They have a history of substance abuse but cannot recall which substance they took.The provider initiates supportive care and toxicology testing.

* Detailed history of substance use, including type, frequency, and duration.* Description of sleep disturbances, including insomnia, excessive daytime sleepiness, and other symptoms.* Physical examination findings.* Results of laboratory tests, including urine or blood toxicology.* Treatment plan, including medication management, therapy, or referral to substance abuse treatment.

** This code should be used cautiously and only when the specific substance(s) and nature of the substance use disorder cannot be determined.Further investigation and clarification may be needed to ensure accurate coding.