Poisoning by oth psychodyslept, accidental, subs

This code signifies a patient presenting for follow-up care or sequelae related to an accidental overdose or adverse reaction to a hallucinogenic substance not otherwise specified. The poisoning was unintentional, meaning the patient did not intend to harm themselves or others with the substance. This could include substances like LSD, psilocybin, or MDMA, among others.

Use this code for subsequent encounters when a patient is receiving ongoing treatment for complications, withdrawal symptoms, or long-term effects stemming from an accidental hallucinogen poisoning. This includes follow-up appointments after initial stabilization, or for managing persistent psychological or physiological issues.

• Ensure documentation clearly states the poisoning was accidental and involves a hallucinogen.
• Verify this is a subsequent encounter; initial encounters would use the 'A' seventh character.
• Distinguish from intentional self-harm or assault, which would require different codes.