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Columbia County Department of Health and Human Services – Public Health

STD/STI testing location in Portage, Wisconsin.

Verify with the clinic before visiting. Hours, services, fees and appointment rules change. Call ahead to confirm. This directory is for information only and is not medical advice. In an emergency, call 911.

Address: 111 E Mullett St, Portage, WI 53901
Get directions

Phone: (608) 742-9227

Website: https://www.co.columbia.wi.us/columbiacounty/hhs/Health-Human-Service/

Tests listed

Cost and payment

Fee.

Hours

Monday8:00am – 4:30pm
Tuesday8:00am – 4:30pm
Wednesday8:00am – 4:30pm
Thursday8:00am – 4:30pm
Friday8:00am – 4:30pm

Appointment required: Yes

Other services

STI treatment.

Languages: English, Spanish

Type: Public Health Department/Social Services Department

Source: CDC NPIN listing. Last updated by source: 2025-11-12. Page built 2026-11-03.