STI Test

Advanced Sexual Health – STI Testing Near Baker Street

Your Sexual Health Matters – And So Does Your Privacy

When it comes to sexual health, peace of mind matters just as much as accuracy. Whether you have symptoms, had a recent partner change, or just want reassurance, our Advanced Sexual Health 1 test offers a thorough screen for 12 common STIs – with full confidentiality.

This is one of our most booked tests at Marylebone Diagnostic Centre, and it’s trusted by clients across Central London for its speed, sensitivity, and discretion.

What’s Included in the Advanced Sexual Health 1 Test?

Price: £249
Code: MLSTI5
Turnaround: 1–2 working days

We test for 12 key sexually transmitted infections using advanced laboratory diagnostics:

  • HIV
  • Syphilis
  • Hepatitis B (Antigen)
  • Hepatitis C (Antibodies)
  • Chlamydia
  • Gonorrhoea
  • Herpes Simplex Virus I & II (HSV)
  • Mycoplasma genitalium
  • Mycoplasma hominis
  • Trichomonas vaginalis
  • Ureaplasma urealyticum / parvum
  • Gardnerella vaginalis

Perfect for those who:

  • Have had unprotected sex
  • Are starting a new relationship
  • Have experienced symptoms (pain, discharge, burning, rashes)
  • Are doing a routine health check-up

How the Test Works

  1. Book online or by phone – Same-day appointments available
  2. Walk into our discreet Baker Street clinic
  3. Sample collected by a clinician – often urine and/or blood
  4. Results within 1–2 working days
  5. We explain your results clearly and offer guidance

No judgment. No stress. Just fast, private care.

Central London Location – Total Discretion

We’re conveniently based on Baker Street, trusted by patients across:

  • Harley Street
  • Mayfair
  • Euston
  • Kings Cross
  • Paddington

Our clinic is private and quiet – no busy NHS waiting rooms, no awkward encounters, just you and a caring team.

Marylebone Diagnostic Centre Front

Why Clients Choose Our Advanced STI Test

One of the most comprehensive STI screens in the UK
Private and confidential
Same-day availability
Quick results, with full clinician support
No GP referral needed
All genders welcome

“It was quick, private, and I got results the next day. I really appreciated how respectful and calm the team were.”
– Leila, 29, Marylebone

FAQs – Private STI Testing

Will anyone else know I took this test?
No. Your information is completely confidential. Results are only shared with you.
Is this suitable if I don’t have symptoms?
Yes – in fact, many STIs show no symptoms early on. This is ideal for routine checks.
How do I receive results?
Secure email or SMS notification — with full explanation available if needed.
What if I test positive?
We’ll support you with treatment guidance or referral to a sexual health specialist if necessary.

Book Your Private STI Test Today – With Total Confidence

Same-day appointments
Results in 1–2 days
No awkward conversations
Located on Baker Street, minutes from Harley Street and Paddington

 Book Now at Marylebone Diagnostic Centre

Read More

  1. HS – Sexual Health and STI Testing
  2. Terrence Higgins Trust – STI Information
  3. British Association for Sexual Health and HIV (BASHH)
  4. CDC – STD Testing Overview (US CDC, good for general info)