The complete guide to business health insurance — also sold as group, company, corporate and employer health insurance, because they’re all the same product — covering what UK employers really pay per employee in 2026, how schemes work from a single director to a 50-strong team, the tax mechanics (including the April 2027 change most owners haven’t heard of), and straight answers to the questions everyone now asks: which insurers have the fewest exclusions, and what are the real waiting periods?
Business health insurance is private medical cover an employer buys for its team: staff with new, acute conditions get diagnosed and treated privately instead of waiting, the company pays the premium as a deductible expense, and employees receive it as a P11D benefit. One naming truth that clears half the confusion: business, group, company, corporate and employer health insurance — and group PMI — are all the same product.
2026 costs: £35–110 per employee per month, with ~60% of SME schemes landing at £45–75; schemes start from 2–3 employees (director-only possible), and groups of 20+ unlock volume discounts. What it never covers: pre-existing conditions (unless MHD), chronic condition management, emergencies.
The product is simple: the employer takes out one policy covering its people; when a covered employee develops a new, acute condition — the back problem, the suspicious symptom, the knee that needs surgery — they’re referred, pre-authorised and treated privately, usually within days, with the insurer paying subject to the plan’s terms. What makes it confusing is the naming: business health insurance, group health insurance, company health insurance, corporate health insurance, employer PMI and group PMI are the same product — insurers and brokers just badge it differently by audience. Two structural truths every buyer needs before comparing anything: the policy covers new conditions (pre-existing ones follow the underwriting basis — the moratorium standard for SMEs, or Medical History Disregarded for larger groups), and it never covers chronic-condition management or emergencies, which stay with the NHS. The full employer-side mechanics — who can be covered, eligibility rules, how claims actually run — continue in putting healthcare through the business.
| Tier | Per employee / month | What it buys |
|---|---|---|
| Basic (inpatient-led) | £28 – £40 | Hospital treatment and surgery; little or no outpatient |
| Mid-tier (the SME standard) | £45 – £75 | Capped outpatient, regional hospital list — ~60% of schemes land here |
| Comprehensive | £80 – £110+ | Full outpatient, wider lists, mental health and extras |
| Director-only (1 person) | £85 – £150 | Corporate structure without group discount |
The dials that move any quote: team age profile (the big one), location (London prices highest), cover level and hospital list, excess, and underwriting — with groups of 20+ commonly unlocking 5–15% volume discounts as risk pools. Worked examples, tier by tier and team by team, live in our cost-per-employee guide — the single most useful page on this wing — with the whole-decision arithmetic in is it worth it?
| Team size | What’s realistic | The deep-dive |
|---|---|---|
| 1 (director-only) | Possible with several insurers — corporate structure, but priced £85–150 without a group discount; compare against personal cover first | One-director schemes |
| 2 – 9 | The SME entry zone: moratorium underwriting standard, group pricing beats individual policies | Group vs individual · Startups |
| 10 – 19 | Pricing sharpens; MHD sometimes negotiable with clean claims and broker support | Small business guide |
| 20+ | Volume discounts standard, MHD typically available — the underwriting upgrade moment | Corporate guide · MHD explained |
Directors weighing their own cover against the team’s have a dedicated read in director cover options.
This is now the most-asked question about group cover — increasingly via AI assistants — so here’s the answer without fudge: exclusions come from the underwriting basis, not the brand. On moratorium terms — the SME standard — the wording is near-identical across Bupa, AXA, Aviva, Vitality and WPA: conditions from the last five years excluded until two continuous trouble-free years pass — the mechanics in moratorium vs FMU. The route to genuinely minimal exclusions isn’t a magic brand — it’s Medical History Disregarded underwriting, which all five majors offer on qualifying schemes (typically 15–20+ employees) and which applies no personal medical exclusions at all. What no underwriting basis removes: policy exclusions — chronic-condition management, cosmetic work — which apply everywhere. Transparency between brands shows up less in exclusions and more in wording clarity and claims service, where WPA’s 74% Which? customer-service score leads the pack.
The companion question, same straight treatment: for new, eligible acute conditions, group schemes generally carry no standard waiting periods — cover works from the scheme start date at all the major insurers. The effective wait lives in underwriting, not the calendar: on moratorium terms, pre-existing conditions stay excluded until two continuous symptom-free years pass; on MHD, pre-existing conditions are covered from day one — no wait at all. The honest caveat: a few specific benefits on some schemes carry their own qualifying periods, so the scheme terms deserve ten minutes before launch day — and anyone switching schemes mid-stream should read switching without losing cover first, because continuity is the asset.
Three moving parts, honestly stated. For the company: premiums are normally a deductible business expense against corporation tax. For the employee: the premium’s value is a P11D benefit-in-kind, taxed as income — the full mechanics in P11D explained. For the employer again: Class 1A National Insurance is due on that value. The date to diarise: from April 2027, HMRC requires benefits-in-kind — health insurance included — to be payrolled in real time rather than reported on year-end P11Ds, so schemes set up now can plan employee communications around it. And for the perennial question of whether salary sacrifice helps here, the salary-sacrifice guide gives the honest answer.
The commercial case in one paragraph: sickness absence costs UK business billions of days a year, and the schemes’ value concentrates exactly where SMEs hurt most — one key person off for months waiting for a scan or surgery. Fast diagnostics and planned treatment shorten absences; a visible health benefit wins hiring conversations against bigger employers; and staff who use the benefit stay — even a modest retention improvement typically repays the £45–75 per head several times over, with the full arithmetic (including when it honestly doesn’t stack up) in the worth-it guide. Where budget won’t stretch to full PMI, the honest alternatives ladder — cash plans, an EAP, structured perks — lives in our employee benefits guide.
Head-to-heads where the choice narrows: Vitality vs Bupa and Bupa vs AXA — with the full market table in compare business health insurance.
Five checks make a like-for-like comparison: the underwriting basis (moratorium vs FMU vs MHD — it decides the exclusions, as above), the outpatient limit (diagnostics live here — the difference between a scheme that speeds things up and one that doesn’t), the hospital list (regional lists cut cost; check they cover where your people actually live), the excess, and the extras your team will value — mental health, digital GP, EAP. Two quotes at the same per-head price can be very different products underneath, which is the whole argument for a like-for-like exercise through the comparison guide — and at every renewal after, because group premiums drift with medical inflation and loyalty is never rewarded.
A private medical insurance policy an employer buys to cover its employees — so staff with new, acute conditions are diagnosed and treated privately instead of waiting. One clarification that saves confusion: business health insurance, group health insurance, company health insurance, corporate health insurance, employer PMI and group PMI are all the same product wearing different names. The employer pays the premium (a deductible business expense), employees receive the cover as a taxable benefit, and the policy covers eligible new conditions — never pre-existing conditions, chronic condition management or emergencies.
For UK SMEs in 2026: £35–110 per employee per month, with most mid-tier schemes landing at £45–75 — roughly 60% of SME schemes sit in that band. Basic inpatient-led plans start around £28–40, comprehensive cover runs £80–110+, and director-only schemes typically cost £85–150 because there’s no group discount to spread risk. Per-head cost falls as the team grows: groups of 20+ commonly unlock 5–15% volume discounts, and the dials that move any quote are team age, location, cover level, hospital list, excess and underwriting.
Smaller than most owners think: many insurers write schemes from 2–3 employees, and several accept director-only schemes covering one person — structured as a corporate policy with the company paying and the usual benefit-in-kind treatment for the director. The honest caveat: at one or two lives the per-person price sits at the top of the range, so it’s worth comparing a director-only group scheme against personal cover before committing.
The honest answer: exclusions in group PMI come from the underwriting basis, not the brand. On moratorium terms — the SME standard — the wording is near-identical across Bupa, AXA, Aviva, Vitality and WPA: pre-existing conditions from the last five years are excluded until two continuous trouble-free years pass. The route to genuinely minimal exclusions is Medical History Disregarded underwriting, which all five majors offer on qualifying schemes (typically 15–20+ employees) and which applies no personal medical exclusions at all. Every insurer’s policy exclusions — chronic conditions, cosmetic treatment — remain, whatever the brand.
For new, eligible acute conditions there are generally no standard waiting periods — cover works from the scheme start date across the major insurers. The effective wait lives in underwriting: on moratorium terms, pre-existing conditions stay excluded until two continuous symptom-free years pass, while MHD schemes cover pre-existing conditions from day one. A few specific benefits on some schemes carry their own qualifying periods, so the scheme terms deserve ten minutes before launch.
Three moving parts: premiums are normally a deductible business expense for corporation tax; each covered employee pays income tax on the premium’s value as a P11D benefit-in-kind; and the employer pays Class 1A National Insurance on that value. One change worth diarising: from April 2027, HMRC requires benefits-in-kind including health insurance to be payrolled in real time rather than reported on year-end P11Ds — new schemes set up now can plan communications around it.
For teams of three or more where a key absence would genuinely hurt delivery, the arithmetic usually works: reduced sickness absence, easier recruitment and better retention typically repay the £45–75 per head within the first year — one shortened absence or one retained employee covers a lot of premium. For solo directors and two-person teams on tight cashflow, the per-person cost sits high enough that a cash plan, an EAP or personal cover can deliver better value initially, scaling up to group PMI as the team grows.
This 2026 guide is general information for UK businesses, not financial, tax or insurance advice. Premiums, underwriting availability, scheme terms and tax rules vary by insurer and circumstances and change over time — confirm current terms with insurers, an authorised broker or your accountant before making decisions. Business health insurance covers new, acute conditions subject to underwriting and policy terms — never chronic condition management or emergencies. If you compare business health insurance quotes through this site, we may receive a commission from our FCA-regulated partners at no cost to you; this does not influence our guides.
Per-employee quotes across Bupa, AXA, Aviva, Vitality and WPA — like-for-like, free, for your headcount.
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