Gestational age
Measure your baby to work out how many weeks pregnant you are.
HOW FAR ALONG? 8–22 WEEKS
Dating
scan.
Know your dates.
A private dating scan from 8 to 22 weeks — confirm how many weeks you are, your estimated due date and your baby’s heartbeat.
Central London · Banstead, Surrey
Your due date, confirmed.YOUR DATING SCAN8–22 weeks
£165Published scan price
Choose your clinic and view appointment options in our online booking system.
Explore your appointmentPATIENT EXPERIENCES
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01 / UNDERSTANDING YOUR SCANAccurate dates.
Accurate dates.
A clearer plan.
Measuring your baby gives the most reliable estimate of how many weeks pregnant you are and when your baby is due.
Due date
An estimated due date based on your baby’s measurements.
Heartbeat
Confirm your baby’s heartbeat and see them move.
Number of babies
Find out whether you are expecting one baby or more.
This is not a screening test. Nuchal translucency and Down’s syndrome screening are offered in your NHS 11–14 week scan. Keep that appointment.
IN DETAIL
Private Dating Pregnancy Scan: 8-22 Weeks
LISTEN TO THE AUDIO SUMMARY
Precise Estimation & Early Pregnancy Assessment
A dating scan is an essential ultrasound performed between 8 and 22 weeks of pregnancy. It provides a precise estimate of how far along the pregnancy is, establishes the expected due date, and assesses the baby’s growth and development. This scan offers vital information for ensuring a healthy pregnancy and helps guide prenatal care planning.
Hear the summary of the text below from the following voice:
What is a Dating Scan?
A Dating Scan determines the gestational age of the baby and estimates the expected due date (EDD). This scan can be performed at any point between 8 and 22 weeks of pregnancy, though it is typically recommended earlier for the most accurate results. The scan involves:
- Measuring the Crown-Rump Length (CRL): This measurement helps determine how many weeks pregnant you are.
- Estimating the Due Date: Based on the size of the baby, an accurate due date is calculated.
- Confirming a Single or Multiple Pregnancy: The scan can confirm if you’re carrying one baby or multiples (twins, triplets, etc.).
- Assessing Fetal Health: It also checks the baby’s heartbeat and early development.
| Aspect | What the Dating Scan Assesses |
|---|---|
| Pregnancy Timing | Estimates how many weeks pregnant you are based on the baby’s measurements. |
| Due Date | Provides an estimated due date (EDD) based on fetal size and development. |
| Baby’s Growth | Assesses the baby’s size and early development to ensure growth is appropriate for the gestational age. |
| Heartbeat | Checks the baby’s heartbeat as part of the early assessment of fetal wellbeing. |
| Number of Babies | Confirms whether the pregnancy involves one baby, twins, triplets or other multiple pregnancies. |
| Pregnancy Dating | Helps establish an accurate pregnancy timeline, particularly when menstrual cycles are irregular or the conception date is uncertain. |
| Prenatal Care Planning | Helps healthcare professionals plan the timing of future pregnancy scans, screenings and prenatal tests. |
Why is a Dating Scan Important?
pregnancy scans is crucial for several reasons:
- Accurate Pregnancy Dating: Establishing the correct gestational age is essential for tracking fetal development and ensuring you receive timely prenatal care.
- Planning Prenatal Tests: The scan helps schedule important prenatal screenings and tests, such as the nuchal translucency scan or blood tests, at the appropriate times.
- Confirming Fetal Health: It checks for a heartbeat and provides an early opportunity to assess the overall development of the baby.
- Multiple Pregnancies: Helps identify if you are carrying more than one baby, so your healthcare team can adjust care accordingly.
Who Should Consider a Dating Scan?
A Dating Scan is recommended for:
- – Women who have irregular periods, making it harder to estimate their due date based on the last menstrual period (LMP).
- – Anyone experiencing bleeding or other early pregnancy symptoms and needing reassurance about the baby’s health.
- – Women who simply want to confirm their due date and ensure the baby’s development is on track.
- – Those eager to have an early glimpse of their baby and gain clarity on their pregnancy timeline.
Benefits of a Dating Scan
- Non-invasive and Safe: The scan uses ultrasound technology, which is safe for both mother and baby.
- Accurate Dating of the Pregnancy: Helps provide an accurate timeline for the pregnancy, especially in cases of irregular cycles or uncertainty about conception.
- Early Reassurance: Confirms the presence of a heartbeat and the baby’s growth, offering peace of mind.
- Guides Prenatal Care: Helps schedule future scans and tests, ensuring the best possible care throughout the pregnancy.
>>> Check your pregnancy weeks by Pregnancy Calculator
02 / YOUR VISIT, SIMPLIFIEDKnow what to expect.
Know what to expect.
Feel more prepared.
From getting ready to discussing what comes next, here is a simple guide to your appointment.
A question before you book? Call usTell us your dates
The first day of your last period, if you know it, and any symptoms you have had.
Understand the scan
Gel is applied and the probe is moved gently over your lower tummy. Very occasionally an internal scan gives a clearer view early on — only with your consent. It is painless and takes about 20 minutes.
Leave with your dates
The sonographer explains what they can see as they scan. Your written report follows within 24 hours, and your images are emailed to you — ready to share with your midwife or GP.
03 / FIND YOUR PHOENIXTwo locations.
Two locations.
One thoughtful choice.
Choose the location that works for you. Confirm your selected clinic in the booking system before completing your appointment.
CITY / LONDON
Central London
Medical Room, 1–5 Portpool LaneLondon, EC1N 7UU
SURREY / BANSTEAD
Banstead
63 Nork WayBanstead, SM7 1HL
04 / A FEW THINGS YOU MAY BE WONDERINGYour questions.
Your questions.
Clear answers.
Need something more personal?
Speak to the team before booking.
Does this replace my NHS scans?
No. A private scan is extra reassurance, not a replacement. Keep all your NHS antenatal appointments and scans, and share our report with your midwife.
How accurate is the due date?
Dating by ultrasound is most accurate in the first trimester, usually within about a week.
Expecting twins or triplets?
Choose the twins or triplets option in the booking form so we reserve the longer appointment each baby needs.
What if I have bleeding or pain?
Heavy bleeding, severe tummy pain, shoulder-tip pain or feeling faint need urgent care: contact your early pregnancy unit, maternity unit or NHS 111, or call 999 in an emergency. Do not wait for a private scan.
Read NHS guidance ↗How do I book and confirm the price?
Use the booking form on this page and follow its Next buttons. Choose your scan option and appointment time, enter the requested details, then review the price before completing the booking.
WHEN YOU’RE READYYour appointment.
Your appointment.
Right here.
Book your dating scan below. Follow the booking form’s Next buttons to continue, one step at a time.
DATING SCAN · 8–22 WEEKSNeed a hand? 020 3318 1373
- 01Your appointmentReview scan options, location and available times.
- 02Your detailsComplete the information requested in the form.
- 03Review & completeCheck the price and follow the final booking steps.
PHOENIX ULTRASOUND
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Call the teamBEFORE YOU ARRIVE
Preparation, made clear.
- Before 12 weeks, come with a comfortably full bladder — drink about 500 ml of still water an hour before.
- After 12 weeks, no special preparation is needed.
- Wear something comfortable that lets you easily uncover your lower tummy.
- Bring any previous scans, reports or doctor’s letters so the sonographer can compare and focus on what matters.
Booking this alongside another scan? Each scan keeps its own preparation. If anything is unclear, call us on 020 3318 1373 before your visit.
If you feel unwell, seek medical advice. This page is general information, not a diagnosis. For urgent concerns, contact your GP or NHS 111; in an emergency call 999.
Further reading: NHS guidance on the 12-week scan
