In Germany, which system pays your doctor depends on your insurance. With public health insurance, the doctor bills your fund directly and you never see an invoice. With private health insurance, the doctor bills you, you pay (or forward the bill), and your insurer reimburses you under your contract. There are exceptions in both directions, and they matter for your wallet.
This guide explains both models, what happens to the money at each step, the traps that catch newcomers, and how to decide if you are free to choose.
TL;DR
- Public health insurance works on direct billing by default (the Sachleistungsprinzip): your fund settles with the provider and you only show your insurance card.
- Private health insurance works on reimbursement (the Kostenerstattungsprinzip): you receive an invoice and claim it back according to your contract terms.
- Public insurance members can opt into reimbursement for specific treatments, but you must notify your fund first, are bound for at least one calendar quarter, and may be left with part of the bill.
- In private insurance, how much you get back depends on your tariff and on the doctor's fee multiplier, so check big treatments with your insurer in advance.
Table of Contents
- What the two terms mean
- Why the systems work differently
- Comparison at a glance
- How reimbursement works in private health insurance
- How direct billing works in public health insurance
- When public insurance members can choose reimbursement
- Which model fits your situation
- Who tends to prefer which model
- Costs to watch under reimbursement
- Our perspective
- Get independent advice in English
- Practical checklist before you decide
- FAQ
- Sources
What the two terms mean
Direct billing means the provider and the insurer settle the bill between themselves. You receive the treatment, hand over your insurance card, and the matter is closed. Germans call this the benefit-in-kind principle. The Federal Ministry of Health explains that members of public health insurance generally receive their services as benefits in kind, which the funds arrange through contracts with providers.
Reimbursement means you are the middle person. The provider invoices you, you pay, and you send the invoice to your insurer, which pays you back. The Federal Agency for Civic Education describes it as the rule for privately billed medical services: privately insured people settle the invoice with the doctor and then submit it to the insurance company.
Neither model is better in the abstract. They come with different legal relationships, different paperwork, and different risks.
Why the systems work differently
The difference comes from the legal structure underneath.
In public health insurance, the relationship is governed by social law. The funds have collective agreements with the medical associations, so the patient is not part of the billing loop at all. Your contribution, which depends on income, buys access to a defined catalog of services.
In private health insurance, there is a private-law contract between you and the doctor. That is why you get an invoice based on the official fee schedule for physicians, the Gebührenordnung für Ärzte (GOÄ). Your insurance contract is a separate agreement that decides how much of that invoice you get back.
Premiums also work differently. According to the Ministry of Health, private premiums depend on the scope of cover and on your individual insured risk (the equivalence principle), rather than on income alone. Reimbursement fits that logic: you buy a defined level of cover, and the invoice is measured against it.
Comparison at a glance
| Direct billing (public, default) | Reimbursement (private, default) | |
|---|---|---|
| Who receives the invoice | Your fund, via the provider | You |
| Who pays the provider first | The fund | You, or the insurer if you forward the invoice |
| Paperwork for you | Almost none | Submit invoices by app, portal, or mail |
| What decides the amount covered | Statutory benefit catalog | Your contract and tariff |
| Billing basis | Collective agreements | GOÄ fee schedule (for dentists, a separate one) |
| Main risk | Limited choice of services | Invoice higher than what your tariff reimburses |
| Cost visibility | Low, you rarely see prices | High, you see every line |
How reimbursement works in private health insurance
The process is simple once you have done it twice.
- You see the doctor. As a private patient you are treated on the basis of a private contract, so you will be billed.
- You receive an invoice. It lists each service with a GOÄ number and a multiplier.
- You submit it. Most insurers accept a photo or scan through an app or online portal, so you rarely need to mail paper. Check your own insurer's rules.
- The insurer checks it against your tariff and pays the covered amount, usually to your bank account. It also sends a statement of what was paid and what was not.
- You pay the doctor if you have not already.
Two practical points save people money and stress.
You do not always have to pay first. The patient association site privat-patienten.de notes that you can forward the invoice to your insurer and settle it once the reimbursement arrives, or pay it yourself and submit it later. The second route suits tariffs with a deductible or premium refund, where collecting invoices over a period can make sense. Your invoice has its own payment deadline, so check it before you wait.
You can ask before expensive treatment. The same source says that from an expected invoice total of 2,000 euros you have a legal right to a binding statement of what your insurer will reimburse. If you are entitled to Beihilfe (civil servants), the threshold is 1,000 euros. For a planned operation, that is the single most useful sentence in this article.
The multiplier trap
Doctors bill according to the GOÄ, which lets them charge based on the complexity and time a procedure requires, within regulated multipliers. A standard multiplier is 2.3x. Doctors can go above it if they give a written, understandable justification, as the private insurers' association points out. Whether your insurer pays the higher rate depends on your tariff. Some tariffs cover only up to a certain multiplier, and then you carry the difference.
The practical rule: for anything complex, ask the practice what multiplier it expects to use, and ask your insurer whether your tariff covers it.
How direct billing works in public health insurance
You show your electronic health card. The practice bills the regional association of statutory health insurance physicians, which settles with your fund. You owe only the statutory co-payments, such as for medication or hospital stays, where they apply. There is no invoice to file, no upfront payment, and no deadline to remember.
That is why people moving to Germany from countries where you pay first and claim later often find the public system strangely easy. The flip side is that you do not see what anything costs, and you cannot negotiate extra services within the system.
When public insurance members can choose reimbursement
Public health insurance allows an alternative, called Kostenerstattung. It is set out in section 13 of the Fifth Book of the Social Code, which lets insured people opt for cost reimbursement instead of benefits in kind. It sounds like a way to get private-patient treatment on a public plan. In practice it has limits.
According to the Ministry of Health:
- You must notify your fund before treatment. Do not decide at the doctor's desk.
- You are bound to the choice for at least one calendar quarter.
- Reimbursement is generally limited to what the fund would have paid under the normal system, so a higher doctor's invoice can leave you with the difference.
- Funds may deduct up to 5% of the invoice for administrative costs.
The Ministry's advice is to ask your fund for the exact coverage details before choosing this model. We would add: ask for them in writing, and ask what the fund would have paid for the specific treatment you have in mind.
Which model fits your situation
In most cases you do not choose a billing model; you choose an insurance system, and the billing model comes with it. Whether you can choose depends mainly on your status.
- Employees: you can choose private insurance only if your gross income is above the compulsory insurance threshold. For 2026 it is 77,400 euros per year. Below it, you are generally in public insurance, with direct billing. The contribution assessment ceiling, the cap on income used to calculate public contributions, is 69,750 euros for 2026 according to the same source. Our guide to the Versicherungspflichtgrenze explains the rules and what changes for 2027.
- Freelancers and self-employed people: you can generally choose between voluntary public and private insurance. Think about your income stability, because private premiums still have to be paid in a slow quarter.
- Students: options depend on age, enrollment, and whether you hold a visa that requires specific cover. See our page on private health insurance for students.
- Families: in public insurance, eligible children and spouses can often be covered without their own contribution. In private insurance each person has their own premium. Check the family rules for your specific case before you decide.
If you are new to the country, our 90-day guide for newcomers walks you through what you need to arrange first.
Who tends to prefer which model
Direct billing suits you if you want minimal admin, you prefer predictable costs, or you do not want to think about invoices. For many families and for people with lower or irregular incomes, that simplicity is the point.
Reimbursement suits you if you are comfortable managing invoices, you value choice of providers and a detailed view of what you are billed, and you are eligible for private cover with benefits that matter to you. Many people with private insurance also like the transparency: you can see exactly what each service cost.
Be honest with yourself about admin tolerance. Reimbursement is not hard, but it is a recurring task. The apps help, and a good broker can tell you which insurers make it easiest.
Costs to watch under reimbursement
A few situations catch people off guard.
- Deductibles. A tariff with a deductible means you pay the first part of your annual medical costs yourself, in return for a lower premium. You will pay invoices out of pocket until you pass it.
- Tariff limits. Some tariffs cap specific benefits, such as dental work, glasses, or alternative practitioners.
- Higher multipliers. As above, an invoice above the standard multiplier may not be fully covered.
- Missed deadlines. The invoice itself has a payment deadline, and your insurer has a deadline for submissions. Check your contract's terms and file promptly rather than letting invoices pile up.
- Language. Invoices and insurer letters arrive in German. Keep them, and ask for help if a reduction looks wrong.
For how benefits differ between tariffs, see what private health insurance covers. For costs, our comparison of public versus private health insurance costs in 2026 puts numbers on the monthly side.
Our perspective
We talk to newcomers every week who arrive with the same worry: "Will I have to pay thousands upfront?" In practice, the answer is usually no, but only if they understand the mechanics early.
We see three patterns. First, people choosing private insurance for the benefits are surprised that the invoice, not the insurance card, is the center of the system. Once they use an app and submit a few invoices, it becomes routine. Second, the real risk is rarely the paperwork. It is a tariff that looks cheap and then limits benefits or multipliers, which you notice only when a large invoice arrives. Third, people on public insurance often do not know that reimbursement exists as an option, and those who try it without reading the conditions can end up paying part of the bill themselves.
Our advice: decide on cover first, billing convenience second. Compare tariffs on what they reimburse, not just on the monthly premium, and ask how each insurer handles invoices in practice. Because we are independent and not tied to one insurer, we can compare across providers and tell you which option fits your situation. That includes telling you when public insurance is the better choice.
— Marco
Get independent advice in English
If you earn above the threshold and are weighing private against public cover, Myhealthcarebroker compares the major insurers for you, in clear English, from the first eligibility check to the application. Our service is free to you, because the insurer pays our commission when you sign. If you would like a starting point, try our private health insurance calculator or request a free quote. Our public health insurance page covers the other route.
Practical checklist before you decide
- Confirm whether your income and status allow a choice between public and private insurance.
- If private is an option, ask each insurer how invoices are submitted and how fast they pay.
- Check the multiplier limits and deductible in each tariff.
- Ask what happens with large invoices: can you get a statement of cover in advance?
- If you are considering reimbursement within public insurance, ask your fund for written conditions before your first treatment.
- Keep every invoice and every statement of reimbursement, even if you submit them digitally.
FAQ
Do I have to pay the doctor first with private health insurance?
Not always. You can forward the invoice to your insurer and pay once you are reimbursed, as long as you stay within the invoice's payment deadline. Alternatively, you can pay first and submit later. Check your tariff and your insurer's process.
Can I get reimbursed in public health insurance?
Yes, in specific cases. You can opt for cost reimbursement, but you must tell your fund before treatment, you are bound for at least one calendar quarter, and the fund may deduct up to 5% for administrative costs. You may also pay a difference if the doctor's invoice exceeds what the fund would have paid.
Is direct billing cheaper than reimbursement?
They are not directly comparable, because they belong to different insurance systems with different contributions and benefits. Direct billing in public insurance means no upfront payment and little paperwork. Reimbursement in private insurance gives you more detail on costs, but cover depends on your tariff.
How do I know if my insurer will pay a large bill?
For an expected invoice of 2,000 euros or more, you have a legal right to a binding statement of what your private insurer will reimburse, according to privat-patienten.de. Request it before planned treatment, and ask the doctor about the expected multiplier.
Which is easier if I do not speak German?
Direct billing is easier day to day, because there is nothing to file. Reimbursement requires reading invoices and insurer letters in German, though many insurers offer apps. An independent adviser can help you pick an insurer whose process works for you.
Sources
- Kostenerstattung in der GKV, Federal Ministry of Health
- Vergütung privatärztlicher Leistungen, bpb.de
- Private Krankenversicherung, Federal Ministry of Health
- Section 13 SGB V, Kostenerstattung
- Contribution and threshold figures 2026, Federal Government
- Arztrechnungen: Welche Fristen gibt es, privat-patienten.de
- Private health insurers' association