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START Treatment and Recovery Centers – Third Horizon Clinic

STD/STI testing location in New York, New York.

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: 2191 3rd Ave, New York, NY 10035
Get directions

Phone: (212) 348-5650

Website: https://www.startny.org

Tests listed

Cost and payment

Donations Accepted, Medicaid Accepted, Sliding Scale, Medicare Accepted, Fee, Insurance Accepted.

Hours

Monday6:45am – 3:30pm
Tuesday6:45am – 3:30pm
Wednesday6:45am – 3:30pm
Thursday6:45am – 3:30pm
Friday6:45am – 3:30pm

Appointment required: Yes

Other services

STI treatment.

Languages: English, Spanish

Type: Community Based Organization

Source: CDC NPIN listing. Last updated by source: 2026-07-16. Page built 2026-11-03.

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