Ontario code lookup
Ontario diagnosis code303

Alcohol Dependence Syndrome

Mental and Behavioural Disorders

What this reference tells you

303 is an Ontario diagnostic code describing “Alcohol Dependence Syndrome.” It supports the diagnosis field of a claim and is distinct from the fee code identifying the service.

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Confirm the current Ministry publication, the patient and provider context, the date of service, and documentation supporting the claim. A searchable reference does not establish eligibility or guarantee payment.

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