Private Blood Tests in Waltham Cross: Fast, Reliable, and No GP Referral Needed
Diamed London Clinic
June 25, 2026
Private Blood Tests in Waltham Cross: Fast, Reliable, and No GP Referral Needed
If you have been feeling run down, struggling with low energy, or simply want a clearer picture of your health, a blood test is often the quickest way to get answers. In Waltham Cross and across the UK, more people are turning to private blood tests because they offer faster results, more flexible scheduling, and no need for a GP referral.
At Diamed London Clinic, located at 83A High Street, Waltham Cross (EN8 7AF), we provide private blood tests with results in 24 to 48 hours and walk-in availability throughout the week.

Why Choose a Private Blood Test Over an NHS One?
The NHS offers blood tests when clinically indicated, but getting one can sometimes take time. You typically need a GP appointment first, then a referral, then an appointment at a clinic or hospital โ and results can take a week or longer.
Private blood tests remove those steps. Here is how they compare:
| Factor | NHS Blood Test | Private Blood Test at Diamed |
|---|---|---|
| GP referral needed | Yes | No โ book directly |
| Appointment wait | Days to weeks | Same day or walk-in |
| Results time | 5-14 days | 24-48 hours |
| Test selection | Doctor decides | You choose what you need |
| Follow-up interpretation | Varies | Doctor reviews included |
For people managing busy schedules or ongoing health concerns, the speed and convenience of private testing makes a real difference.

What Blood Tests Are Available?
We offer a range of blood test panels designed for different health needs. These are the most common ones our patients request:
General Health
A broad overview of how your body is functioning:
- Full blood count (FBC) โ checks for anaemia, infection, and overall blood health
- Liver function tests (LFTs)
- Kidney function tests (U&Es, creatinine)
- Inflammatory markers (CRP, ESR)
Cholesterol and Heart Health
If you are concerned about cardiovascular risk:
- Lipid profile (total cholesterol, HDL, LDL, triglycerides)
- HbA1c โ diabetes screening and monitoring
- Cardiac risk assessment
Hormones and Thyroid
For fatigue, weight changes, mood symptoms, or irregular periods:
- Thyroid function (TSH, T4, T3)
- Testosterone (male and female ranges)
- Female hormone panel (oestrogen, progesterone, FSH, LH)
- Cortisol
Vitamins and Minerals
When diet, absorption, or deficiency is a concern:
- Vitamin D
- Vitamin B12 and folate
- Iron studies (ferritin, iron, TIBC)
- Magnesium, zinc, selenium
Allergy and Food Sensitivity
- IgE allergy panel (common allergens)
- Coeliac screening (tissue transglutaminase)
Each test is reviewed by a doctor, so you are not left staring at a list of numbers without knowing what they mean.
How It Works at Diamed London Clinic
The process is straightforward and does not require a prior GP visit.

- Choose your panel โ Use our test list or speak to a clinician about what is relevant for you
- Walk in or book โ Same-day appointments are available, and walk-ins are welcome during opening hours
- Blood draw โ Takes about 10 minutes. Our nurses are experienced and gentle
- Results in 24-48 hours โ You receive a clear report via email or in person
- Doctor review โ Abnormal results are flagged and explained. A follow-up consultation can be arranged if needed
Most people are in and out within 15 minutes.
When Should You Get a Blood Test?
You do not need to be unwell to benefit from a blood test. Some of the most common reasons our patients book include:
Persistent fatigue โ Low iron, vitamin D deficiency, or thyroid issues can all cause tiredness that does not improve with rest.
Unexplained weight changes โ Thyroid function and metabolic markers often tell the story.
Digestive concerns โ Coeliac screening and inflammatory markers can help identify the cause.
Preventive health monitoring โ Even if you feel fine, an annual check-up with bloods can catch problems early. This is especially useful if you have a family history of heart disease, diabetes, or certain cancers.
Medication monitoring โ If you are on long-term medication, regular blood tests can check that levels are safe and the treatment is working.
Why Diamed London Clinic?
No referral, no waiting. You do not need to see a GP first. You can book your test directly and have results within two days.
Doctor-reviewed results. Every result is checked by a GMC-registered doctor before it is sent to you. If anything needs attention, you will know.
CQC-registered clinic. We meet the Care Quality Commission standards for safe, high-quality care.
Convenient location. We are on High Street in Waltham Cross, easily reachable from Cheshunt, Enfield, Broxbourne, and across Hertfordshire.

Pricing
Private blood tests at Diamed start from ยฃ40 for individual tests. Comprehensive panels range from ยฃ80 to ยฃ250 depending on what is included. All pricing is transparent and discussed before any test is carried out.
Book Your Blood Test Today
If you want fast, reliable results without the wait, private blood tests at Diamed London Clinic are a practical choice. No referral, no fuss, and results in 24-48 hours.
Contact us:
- ๐ 83A High St, Waltham Cross EN8 7AF
- ๐ 020 3807 5555
- ๐ฌ WhatsApp available for enquiries
Diamed London Clinic โ Where Care Meets Comfort. Fast, reliable private blood tests in Waltham Cross.
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Ready to Book Your Appointment?
Contact Diamed London Clinic today for a consultation with our expert team.
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