Marylebone Diagnostic Centre
Not sure which test you need? Tell us your concern and we will guide you to the right test with same-day appointments and no GP referral required.
Google Reviews
Test from £35. Profiles from £59 – £499 · No hidden fees
Why private testing
NHS blood tests require a GP referral and can take weeks. At MDC, you book directly, attend the same day, and receive results in 24–42 hours.
Book online and attend today. Walk-ins welcome subject to availability.
Self-refer for any test. No GP approval required. Book directly.
Secure digital report reviewed by our clinical team
Regulated to the highest UK clinical standards. Medical staff on site.
Private testing rooms. Confidential results sent directly to you.
Find the right test
Select the concern that best matches your situation. Each links to the right test or profile for you — with transparent pricing
Not sure where to start?
Choose the symptom or situation closest to yours below. We will show you exactly which test to book and what it costs.
MOST BOOKED
Checks iron, ferritin, B12, vitamin D, thyroid and more — the most common causes of persistent fatigue.
From £169
fatigue profile
Checks B12, vitamin D, folate, magnesium, zinc and other key nutrients in one panel.
From £299
Vitamins & Minerals Profile
MOST BOOKED
Same-day testing for HIV, syphilis, hepatitis B & C, chlamydia, gonorrhoea and more.
From £129 - £249
Sexual Health Test
Comprehensive pre-marital panel for UAE, KSA Couple and more.
From £349 (per person)
Pre-marriage Test
TSH, free T3, free T4, and thyroid antibodies — a complete picture of thyroid function.
From £89 - £149
Thyroid Profiles
Testosterone, SHBG, FSH, LH, prolactin — for men and women. Includes female hormone profiles.
Checks ferritin, thyroid, DHT, androgens and nutritional markers linked to hair thinning.
From £179
Hair Loss Profile
Checks hormones, circulation, diabetes and cardiovascular risk factors that may contribute to ED.
From £179
Erectile Dysfunction Profile
MOST BOOKED
Liver, kidney, cholesterol, full blood count, thyroid, diabetes markers — all in one visit.
From £249
Health Screening Profile
MOST BOOKED
AMH, FSH, LF, oestradiol and antral follicle count for women planning ahead for struggling to concieve
From £674
Fertility Profile
Total cholesterol, LDL, HDL, triglycerides, hsCRP and cardiac risk markers.
From £299
Essential pre-treatment and monitoring bloods for GLP-1 and weight loss injection programmes.
From £169
Mounjaro Profile
Essential pre-treatment blood check for NAD+, vitamin drips, hydration and antioxidant therapy.
From £120
IV Therapy Blood Check
Not sure which test is right for you?
Call or WhatsApp us and our team will advise — no obligation.
Simple process
Getting tested at MDC takes less than 30 minutes from booking to sample collection.
Book online and attend today. Walk-ins welcome subject to availability.
73 Baker Street, W1U 6RD. 5 minutes from Baker Street tube.
By a trained phlebotomist in a private, comfortable room.
Secure digital report. Optional clinician review available.
Patient reviews
Google Reviews
Posted on Google Mohamed BadrTrustindex verifies that the original source of the review is Google. After having a couple of Support Detox & Recovery IV sessions, I can honestly say it’s been a really positive experience. I decided to try it after a hectic few weeks, and each session left me feeling well hydrated, refreshed, and more energised over the following days. The staff at Marylebone Diagnostic Centre are always warm, professional, and attentive. They make the whole process easy, from the initial consultation to the infusion itself, and I always feel well looked after. The clinic has a calm, spotless environment, and appointments are always efficient without feeling rushed. It’s reassuring to receive treatment in a medical setting with such knowledgeable staff. I’m glad I gave it a try and will definitely continue booking sessions when I need a wellness boost. Highly recommended for anyone looking for professional IV therapy with excellent care.Posted on Google Sbulme -Trustindex verifies that the original source of the review is Google. Very helpful staff, comfortable clinic, fast results, perfect 👌Posted on Google Emad ElsayedTrustindex verifies that the original source of the review is Google. ⭐⭐⭐⭐⭐ Excellent experience at Marylebone diagnostic The staff were professional friendly and efficient and the whole process was smooth from start to finish even the results it was so quick Clean facilities minimal waiting time and great care throughout Highly recommended 👌🏻👌🏻Posted on Google Miriama GabrisovaTrustindex verifies that the original source of the review is Google. I decided to leave this review after completing a couple of Skin Glow & Anti-Aging IV sessions at Marylebone Diagnostic Centre, as I wanted to give an honest assessment based on my experience over time. From the very first appointment, the team was professional, knowledgeable, and welcoming. The clinic is immaculate, well-organised, and has a reassuring medical environment that immediately puts you at ease. Every session has been comfortable, and the staff consistently take the time to explain the treatment and answer any questions. After a couple of sessions, I’ve noticed a visible improvement in my skin’s hydration, brightness, and overall appearance. My skin looks healthier and more refreshed, and I’ve also felt more energised and revitalised. The results have been gradual and natural-looking, which is exactly what I was hoping for. What I appreciate most is the professionalism and consistency of care. I never felt rushed, and the team genuinely prioritises patient comfort and safety. Based on my experience so far, I would happily recommend the Skin Glow & Anti-Aging IV treatment at Marylebone Diagnostic Centre to anyone looking to invest in their skin and overall wellbeing. I’ll definitely be returning for future sessions.Posted on Google Debra JohnstoneTrustindex verifies that the original source of the review is Google. I had a cholesterol test at the centre today, on entering I was greeted by the lady at reception who was very friendly, I had no waiting time and was taken in the room for my test with her she made me feel at ease and very comfortable. I was fortunate my results came back the same day I can highly recommend and will visit again .Posted on Google Sandra ElviraTrustindex verifies that the original source of the review is Google. Very professional place. Everything was perfect.Posted on Google SeanTrustindex verifies that the original source of the review is Google. Sebas was extremely professional in his service. Everything was excellent and will definitely be returning.Posted on Google Amir AliTrustindex verifies that the original source of the review is Google. I had a fantastic experience at the Marylebone Diagnostic Centre. I needed a private blood test quickly, and they were able to offer me a same-day appointment with no referral needed.The clinic on Baker Street is pristine, modern, and very easy to find. I was greeted by a very friendly team, and the nurse who took my blood was exceptional—it was completely painless and very smooth. What impressed me most was the turnaround time; I received my results within 24 hours, which really put my mind at ease. If you’re looking for a professional, discreet, and efficient diagnostic service in Central London, I highly recommend them!Posted on Google Latifa NsouliTrustindex verifies that the original source of the review is Google. I couldn't recommend a better clinic to go to. From the moment we entered, Omar and Katie made me and my fiancée feel at ease. They were so kind and accommodating. After my fiancée did his blood test, he felt light headed and Katie and Omar took good care of him. Unfortunately, my veins are very hard to find and so Omar and Katie recommended I come back a different day when I'm well hydrated and less stressed. They re-booked my appointment free of charge and were so patient with me. I came back again to do my blood test a week later and Omar made me feel so comfortable and at ease. I can't say thank you enough to the both of them. Thank you so much!Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
Common questions
Single tests start from £35. Full profiles range from £59 to £499 depending on what is included. You only pay for what you need — no hidden fees and no GP consultation charge required.
No referral is needed. You can book any test directly online or by phone and attend the same day. Your results are sent securely to you — not to your GP unless you request it.
Simply choose the test or profile that matches your concern, book online or call us on 020 77 240 540, and attend our Baker Street clinic at your chosen time. Same-day appointments are available and walk-ins are welcome subject to availability.
Marylebone Diagnostic Centre is located at 73 Baker Street, London W1U 6RD — 5 minutes from Baker Street tube station on the Bakerloo, Circle, Jubilee and Metropolitan lines. We serve patients from across London including Marylebone, Mayfair, Paddington, and the West End.
Private blood tests are not necessarily more accurate than NHS tests — both use accredited laboratories. The difference is speed and accessibility. With MDC you get same-day appointments, no referral needed, results in 24–42 hours, and the flexibility to choose exactly which tests you want.
For many people, yes. If you are waiting weeks for an NHS appointment, have a specific concern you want answered quickly, or want to test markers your GP has not recommended, private testing gives you direct access and faster answers. Tests start from £35.
Most results are ready within 24 to 42 hours. Some specialist panels may take slightly longer. You will be notified as soon as your report is available in your secure patient portal.
This depends on your policy and provider. MDC is a registered provider with WPA and Helix insurances. We recommend checking with your insurer before booking. We accept all major credit cards and bank transfers for self-pay patients.
No waiting lists. No GP referral. Results in 24–42 hours.
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