Private Medical Clinic

Private Diabetes and HbA1c Testing

HbA1c and glucose testing, with a doctor explaining what your number means.

HbA1c shows your average blood sugar over about three months, so it cannot be skewed by what you ate yesterday. It also identifies prediabetes, which is the window where changes still reverse things. A doctor explains where your number sits and what follows.

 

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  • Eight clinics across the UK
  • Same-day at many locations
  • In person, telephone or video
  • Experienced, GMC-registered doctors
  • CQC registered
  • Transparent pricing from £95

Book your HBA1C TEST

Type 2 diabetes develops slowly and silently. A large number of people in the UK have it without knowing, and a much larger number are in the prediabetes range, where blood sugar is raised but not yet diabetic. That prediabetic stage is the important one, because it is the point at which the trajectory can still be changed, and often reversed, through weight, diet and activity.

The main test is HbA1c, which measures your average blood sugar over the past two to three months. It needs no fasting and can be taken any time of day, which makes it far more practical than the old fasting glucose test. Results come back in 24 to 48 hours with a GP report.

If your result is raised, you get a plan rather than just a number: what it means, what to change, whether medication is warranted, and when to retest to see whether it is working.

 

Book a Diabetes Test

Why patients choose our HBA1C TEST SERVICE

  • Results in 24 to 48 hours.
  • HbA1c needs no fasting, so you can test at any appointment.
  • Every result reviewed and explained by a GP.
  • Prediabetes identified and acted on, not filed away.
  • Cardiovascular risk assessed alongside, since diabetes and heart risk travel together.
  • Treatment started or referral arranged where needed.
  • Repeat testing to show whether your changes are working, which is what makes the number useful.
  • No referral, no NHS registration, no eligibility criteria.
  • Results shared with your NHS GP on request, with your consent.
Book An Appointment

Same Day HBA1C TEST APPOINTMENTS

Same Day Appointments

Usually available across all ten clinics.

No Fasting for HbA1c

Any time of day. A fasting glucose or a full diabetes screen may require fasting, so we will confirm when you book.

Evening and Weekend Appointments

Monday to Friday 8am to 7pm, Saturday mornings.

How to book your HBA1C TEST

  1. Step 1

    Book Your Test

    Same day, usually, and no fasting needed for HbA1c.

  2. Step 2

    Blood Sample

    A quick sample at your nearest clinic.

  3. Step 3

    Results in 24 to 48 Hours

    Returned with a complete GP report.

  4. Step 4

    Your Plan

    A GP explains where your result sits, what it means, and what to do, including treatment if warranted and when to retest.

Why choose Private Medical Clinic for HBA1C TEST

  • CQC-registered provider, with documented clinical governance.
  • Results in 24 to 48 hours.
  • Prediabetes treated as a call to action rather than a filed result.
  • Cardiovascular risk, cholesterol and kidney function assessed alongside.
  • Weight management support available, which is the single most effective intervention for prediabetes.
  • Treatment started where warranted, and diabetes specialist referral where needed.
  • Repeat testing to demonstrate progress.
  • Ten clinics across the UK.
  • Results shared with your NHS GP on request.

Meet our London GPs

Rated ★4.5 by 171+ patients for fast, professional, and personalised care.

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Diabetes Across The UK

We provide diabetes services at multiple clinic locations across the UK. If you require a medical certificate, legal medical report, or GP health record summary, you can visit one of our local clinics below:

Experienced private doctors providing personalised care across all specialties.

Who should test, and the SYMPTOMS TO WATCH FOR

  • Worth testing if you:
  • Are over 40, or over 25 if you are of South Asian, Black African, African Caribbean or Middle Eastern background, where risk rises earlier and at a lower BMI.
  • Are overweight, particularly around the middle.
  • Have a parent or sibling with type 2 diabetes.
  • Have had gestational diabetes.
  • Have polycystic ovary syndrome.
  • Have high blood pressure or raised cholesterol.
  • Have been told previously you were “borderline” and never followed it up.
  • Take medication that raises blood sugar, including long term steroids.
  • Have symptoms, below.
  • Symptoms of raised blood sugar: - Passing urine more often, especially at night. - Persistent thirst. - Tiredness. - Unexplained weight loss. - Blurred vision. - Cuts and wounds healing slowly. - Recurrent thrush or skin infections. - Tingling or numbness in the hands or feet.
  • Important: most people with prediabetes and many with early type 2 diabetes have no symptoms at all, which is exactly why testing rather than waiting is the right approach.
  • Seek urgent care if you have marked thirst, frequent urination, weight loss, vomiting, abdominal pain or drowsiness together, particularly if you are young and slim, since that pattern can indicate type 1 diabetes, which develops quickly and is a medical emergency.

Understanding your HBA1C RESULT

HbA1c measures the proportion of your haemoglobin that has glucose attached to it. Because red blood cells live around three months, it reflects your average blood glucose over that period rather than the moment you were tested. That is what makes it useful: it cannot be gamed by skipping breakfast, and it does not fluctuate with what you ate yesterday.

The standard UK thresholds:

  • Below 42 mmol/mol: normal.
  • 42 to 47 mmol/mol: prediabetes, or non diabetic hyperglycaemia. Raised, not diabetic, and the range where intervention matters most.
  • 48 mmol/mol or above: in the diabetic range. A diagnosis usually requires either symptoms plus one result, or two results in the absence of symptoms.

Why prediabetes is the important finding. Without change, a meaningful proportion of people with prediabetes progress to type 2 diabetes within a few years. With change, many do not, and a substantial number return to the normal range. Weight loss is the single most effective intervention, and modest weight loss produces disproportionate benefit. This is the one blood test result where the number genuinely tends to respond to what you do, which is why retesting at three to six months is worth building into the plan.

Where HbA1c is unreliable, and worth knowing: it can be falsely low in anaemia, after recent blood loss or transfusion, in pregnancy, and in some haemoglobin variants including sickle cell trait, which is common in some populations. It can be falsely raised in iron deficiency. Where it is unreliable, a fasting glucose or glucose tolerance test is used instead. A full blood count alongside is therefore often worth having, and your GP will say if that applies to you.

On type 2 remission. Substantial evidence now shows type 2 diabetes can go into remission with significant weight loss, particularly early after diagnosis. That is a genuine and hopeful finding, and it is also not guaranteed and not achievable for everyone, so we would discuss it honestly rather than promise it.

 

Diabetes vs NHS GP: What's The Difference?

DiabetesNHS GP
Cost£95 to £195Free at point of use
Typical WaitSame day or within daysDays to weeks
ReferralNone, choose your testVia GP, or the NHS Health Check if eligible
Results24 to 48 hoursSeveral days to two weeks
InterpretationGP report includedDiscussed at a follow up
Prediabetes supportDiscussed in the consultationNHS Diabetes Prevention Programme, free, structured, and genuinely effective
Diagnosed diabetes careAvailableFree, structured, with retinal screening and foot checks

Two things we would want you to know. If you are 40 to 74 and eligible, the NHS Health Check is free and includes diabetes risk assessment. And if you are found to have prediabetes, the NHS Diabetes Prevention Programme is free, structured and has good evidence behind it: ask your GP for a referral. And if you are diagnosed with diabetes, NHS care is the right place for long term management, because it includes annual retinal screening, foot checks and structured review that private ad hoc testing does not replace. Private testing is worth paying for to get an answer quickly.

Book a Diabetes Test

Diabetes FAQs

  • HbA1c is £95, and a full diabetes screen is £195.

Ready to book your Diabetes Test?

Book a same day test, no fasting needed for HbA1c. Results in 24 to 48 hours with a GP report and a clear plan.