Projects@Mary’s is a sexual health service for women, men and transgender individuals who work, have worked or are associated with any part of the sex industry within London.

Based at St Mary's Hospital, our services are free and confidential for all regardless of nationality. We make a commitment to you to be discreet and respectful in relation to all aspects of your life.

If you have symptoms, please call 020 3312 6629 and we will arrange an appointment for you with a nurse practitioner. If it’s an emergency, you can come straight to the Jefferiss Wing’s sexual health walk-in clinic without booking an appointment – please click here to see the clinic’s opening hours. Out of hours, please go to your nearest A&E department.

If you have no symptoms but would like a check-up, you can get up to 12 kits a year for home testing through the Sexual Health London (SHL) online sexual health service. Call the SHL recall team for a consultation over the phone and to receive up to one kit per month. They can be reached on 020 3315 4545, Monday through Friday, 08.00 to 16.00. We also offer a fast screening service called Check & Go. We offer appointments during the clinic’s opening hours. 


The Projects@Mary's clinic offers: 

  • Vaccinations against hepatitis B
  • Free condoms and contraception, including long-acting methods
  • Free emergency contraception
  • Appropriate advice on sexual heath at work and home, and information about sexual infections and how to prevent them
  • Confidential testing and check-ups for sexually transmitted infections (STIs) including HIV and rapid HIV testing
  • Post-exposure prophylaxis following sexual exposure (PEPSE)


First floor
Jefferiss Wing
Praed Street
St Mary's Hospital
London W2 1NY

Please note: The entrance to the Jefferiss Wing is on Winsland Mews, off Praed Street.


Appointments are held with a nurse practitioner every weekday, excluding bank and public holidays, during the following times: 

Monday 09.00 to 18.30
Tuesday 09.00 to 18.30
Wednesday 12.00 to 16.00
Thursday 09.00 to 18.30
Friday 09.00 to 16.00


Phone: 020 3312 6629

What to expect at your appointment

When you arrive please go to reception on the first floor of the Jefferiss Wing. If you are a new patient you will be asked to complete a short registration form.

You may receive some results during your visit and any others will be sent via a text message within a week.


Entry to the clinic is by self-referral. GPs should encourage patients to call 020 3312 6629 to book an appointment. For information about services, please contact the sexual health information and protection team (SHIP) on 020 3312 7586.

Secondary care

Secondary care providers can make a referral by calling 020 3312 6629. 

Further online resources

  • Turning Point: Drop-ins and outreach services will be provided by the charity Turning Point for both sexual health promotion and psychosocial support services.You can contact Turning Point by calling 020 7851 2955  
  • IUSW: The International Union of Sex Workers (IUSW) campaigns for the human, civil and labour rights of those who work in the sex industry.
  • UK Network of Sex Worker Projects (UKNSWP): The UKNSWP recognises and supports the rights of individual sex workers to self-determination, including the right to remain in sex work or leave sex work.
  • National Ugly Mugs (NUM): National Ugly Mugs is a national organisation that aims to end violence against sex workers.


Outpatients appointments
020 3312 6629