How Dental Plans Work in the UK
Updated April 2026 • 5 minute read
The short version
There are three main types of dental cover in the UK. Each works differently, suits different people, and covers different treatments. Understanding which type you are buying is essential before signing up.
Type 1: Capitation plans (Denplan)
A capitation plan is a private arrangement between you and your dentist. You pay your dentist a fixed monthly fee, and in return they provide all agreed dental treatment as needed throughout the year.
The key feature is the monthly fee is set based on your individual oral health. If your teeth are in good condition, you pay less. If you have existing issues that are likely to need treatment, you pay more.
There are no claims, no annual limits, and no administrative process. If you need a filling, you simply book an appointment. There is no separate charge for that filling — it is covered by your monthly fee.
Example: Denplan Care at £17/month covers check-ups, hygiene appointments, fillings, crowns, root canals, and extractions as needed throughout the year.
The catch: You can only use a dentist who is registered with Denplan. You cannot sign up online — your dentist registers you when they carry out an initial assessment.
Type 2: Health cash plans (Simplyhealth, Westfield Health)
A health cash plan works like a cashback system. You pay a monthly premium directly to the plan provider (not your dentist). When you have dental treatment — at any NHS or private dentist — you pay upfront and then claim back a set amount.
Annual cashback limits apply per treatment type. For example, a plan might give you up to £150 cashback per year on dental treatment. If your treatment costs £80, you claim back £80. If it costs £300, you only get £150 back.
Advantages: No dentist restrictions, covers NHS and private treatment, claim from day one, easy online signup.
Limitations: Annual limits mean high-cost treatment may not be fully covered. The cashback model means you still pay upfront.
Type 3: Dental insurance (BUPA, Boots, WPA)
Dental insurance works like other forms of insurance. You pay monthly premiums and, if you need treatment, you submit a claim to the insurer who pays the dental practice directly (or reimburses you) up to your annual policy limits.
Dental insurance typically includes emergency cover, often with worldwide emergency cover on higher tiers. It may cover more complex treatments than a basic cash plan.
Key difference from capitation: Annual claim limits apply. Once you hit your annual limit (e.g. £1,000 per year), you pay the rest yourself.
Waiting period: Most dental insurance products apply a 2 to 3 month waiting period for routine treatment. Emergency cover is usually immediate.
How do I choose?
The right choice depends on your situation:
- I have a private dentist who offers Denplan — Capitation plan (Denplan)
- I want to use any dentist, including NHS — Health cash plan (Simplyhealth, Westfield)
- I want emergency cover, especially worldwide — Dental insurance (BUPA, WPA)
- I want the lowest monthly premium — Health cash plan from £5/month
Use our Plan vs Pay-As-You-Go Calculator to see which option is cheapest for your specific usage pattern.