637 Washington Street, Dorchester MA Directions (617) 825-9660

Group of young adults standing on Dorchester street


Codman’s X-Clinic offers patients counseling, testing, and treatment for sexually transmitted infections. Patients can access services through telehealth or in-person (walk-in or appointment). Asymptomatic patients who want STI testing can come in during the hours listed below.

If you are experiencing  symptoms or any other health concerns and would like to speak with a provider, please make an in-person or telehealth appointment by filling out the form to the right or calling 617-822-8350.

We are LGBTQ friendly, and have the newest and fastest testing equipment. We are proud to be a safe space, culturally competent, and have multi-lingual staff.

Codman can get you your STI test results on your phone in as little as a few hours, though some results can take up to a couple of days.

The X-Clinic offers:

  • Same-day PrEP
  • Post-Exposure Prophylaxis (PEP)
  • Emergency Contraception/Plan B
  • Testing for teenagers (visits and results are completely confidential)
  • Testing and treatment regardless of citizenship status
  • Onsite or at-home HIV tests


Monday: 9 am – 12 pm (In-person); 1 – 5 pm (In-person)
Tuesday: 1 -5 pm (Telehealth); 5:30 – 7 pm (In-person)
Wednesday: 1 – 5 pm (Telehealth)
Thursday: 9 am – 12 pm (Telehealth); 1 – 5 pm (Telehealth); 5:30 – 7 pm (In-person)
Friday: 1 -5 pm (In-person)

Our X-Clinic makes taking care of your sexual health easy. Fill out the below form and one of our X-Clinic Navigators will get back to you to schedule an appointment.

  • Address
  • This field is for validation purposes and should be left unchanged.

Our X-Clinic Providers

View All Providers >

Frequently Asked Questions

Call the Call Center (617) 825-9660 and tell the receptionist you would like to request a referral to a specialist. Leave a number that you can be contacted back at throughout the day. Let them know what type of referral you are requesting. Make sure you have seen your provider within the past year or understand that an appointment may be necessary for the provider to make an assessment prior to initiating the referral.

Yes. You can call the Call Center at (617) 822-8271 and ask to schedule an appointment with Insurance Services.

We provide an Uber for patients who need to go to specialty services at BMC. See our Information Desk to arrange a ride.

Become a Patient

At Codman Square Health Center, you get exceptional, personal care from a specialized, multilingual care team. Our convenient resources include an extensive list of primary, specialty, and preventive care services. Call our Patient Service Center at 617-825-9660.

Become a Patient

Find a Provider