# Addiction Psychiatry Outpatient Clinic, Pasila
Keywords: - [addiction psychiatry](<
/en/search?q=addiction psychiatry
>)
The Addiction Psychiatry Outpatient Clinic is an outpatient unit for addiction psychiatry, where we conduct psychiatric and substance abuse assessments requiring special expertise.
At the Addiction Psychiatry Outpatient Clinic, we conduct psychiatric and substance abuse assessments requiring special expertise, as well as demanding differential diagnostic evaluations when you are suspected of having a serious psychiatric disorder alongside an addiction disease.
We also conduct demanding assessments of the need for opioid substitution treatment, psychiatric examinations during pregnancy and rehabilitation treatments requiring special expertise, assessments of the need for support during pregnancy and for opioid substitution treatment, as well as demanding neuropsychiatric examinations and demanding work ability assessments when the subject has a severe substance dependence.
## [ Maisa Portal (opens in new window, links to another website) ](https://www.maisa.fi/maisa/Authentication/Login?lang=britishenglish)
MAISA.FI
You can use our online services by signing in to the Maisa Portal. Once your treatment with us begins, you will receive information on the services you can access in Maisa. These include appointment booking and preliminary information forms, for example.
Click here to go to Maisa’s sign-in page
## [ Patient Guide ](/en/patient/patient-guide)
The Patient Guide site answer the most common questions you might have before, during, and after treatment.
See Patient Guide site here
## Contact information and opening hours
#### Visiting address
Rubik Pasila
Maistraatinportti 2
Helsinki
#### Postal address
P.O. Box 250
00029 HUS
### Ward Secretary
[ Phone, Ward Secretary: 09 471 63636 ]()telephone hours:
Mon–Thu 8:00–15:00
Fri 8:00–14:00
### Fax
[ Phone, Fax: 09 4716 3713 ]()
#### Opening hours
Mon–Thu 8:00–15:00
Fri 8:00–14:00
## Unit's services
### [ Addiction psychiatry ](/en/patient/treatments-and-examinations/addiction-psychiatry)
Updated: 14.11.2025
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