When Medicare is secondary How does it pay?

Asked by: Dr. Simeon Koelpin  |  Last update: November 29, 2025
Score: 4.4/5 (69 votes)

If Medicare is a secondary payer, the situation is the opposite. The primary payer pays first and passes the remaining amount to Medicare. Medicare may not pay the entire outstanding amount, and an individual may still have out-of-pocket expenses.

How does Medicare pay as a secondary payer?

If the amount that the primary payer allows for the service is higher than the Medicare-allowed amount, Medicare will pay the amount up to the higher fee (as long as the amount reimbursed by Medicare does not exceed the Medicare-allowed amount).

Will Medicare pay the primary deductible if they are secondary?

Usually, secondary insurance pays some or all of the costs left after the primary insurer has paid (e.g., deductibles, copayments, coinsurances). For example, if Original Medicare is your primary insurance, your secondary insurance may pay for some or all of the 20% coinsurance for Part B-covered services.

How does secondary health insurance pay?

The insurance that pays first (primary payer) pays up to the limits of its coverage. The insurance that pays second (secondary payer) only pays if there are costs the primary insurance didn't cover. Tell your doctor and other health care providers if you have coverage in addition to Medicare.

Is it better to have Medicare as primary or secondary?

Primary & Secondary usually refer to Health Insurance in the USA. With the exception of Medicare, where almost everyone has a supplement, the answer would be no, you are much better off with a better Primary Policy than a Primary + a Seconday.

Medical Billing:- When Medicare act as Secondary Insurance

22 related questions found

Will secondary insurance pay if Medicare denies?

Most people use Medicare as their primary payer. This means that Medicare receives a bill first and pays for any covered healthcare services. If Medicare does not cover the service, the bill then goes directly to the secondary payer.

What is the best secondary insurance if you have Medicare?

The best Medicare supplement plan providers
  • Best for extra plan benefits: Humana.
  • Best for straightforward coverage: State Farm.
  • Best for extensive medical care coverage: AARP by UnitedHealthcare.
  • Best for a range of Medigap plans: Blue Cross Blue Shield.

What happens to my younger wife when I go on Medicare?

Medicare is individual insurance, so spouses cannot be on the same Medicare plan together. Now, if your spouse is eligible for Medicare, then he or she can get their own Medicare plan.

Does Medicare send bills to secondary insurance?

If you have Medicare and other health insurance (like from a group health plan, retiree coverage, or Medicaid), each type of coverage is called a "payer." The "primary payer" pays up to the limits of its coverage, then sends the rest of the balance to the "secondary payer."

Can I drop my employer health insurance and go on Medicare Part B?

Once you stop working (or lose your health insurance, if that happens first) you have an 8-month Special Enrollment Period (SEP) when you can sign up for Medicare (or add Part B to existing Part A coverage).

Do you have to pay deductible if you have secondary insurance?

The other plan can pick up the tab for anything not covered, but it won't pay anything toward the primary plan's deductible. If both plans have deductibles, you'll have to pay both before coverage kicks in. You don't get to choose which health plan is primary, meaning the one that pays first.

What is the penalty for Medicare secondary payer?

Penalties against an RRE are up to $1,000 (as adjusted) per instance of noncompliance for each calendar day that a record is late, with a maximum annual penalty of $365,000 per instance. Penalties may be waived if RREs can show “good faith efforts” to report any records identified by CMS as being noncompliant.

Will secondary insurance pay copay?

Can you get secondary health insurance to cover a high deductible, a copay, or coinsurance? Yes, you can get secondary medical insurance to help cover out-of-pocket costs. This may include a deductible, your copays, and coinsurance payments.

Is it a good idea to get Medicare if you're still working at 65?

If your or your spouse's employer has 20 or more employees and a group health plan, you don't have to sign up for Medicare at 65. But if you get Medicare Part A for free, typically you should sign up. (After all, it's free.) In some cases, Medicare Part A may cover what your employer plan doesn't.

What is the average cost of Medicare Secondary?

Medicare Supplement Insurance (Medigap) plan costs can vary based on age, location, tobacco usage, plan type, pricing method and more. On the lower end, Medigap plans can cost $30-$40 per month. On the higher end, monthly premiums can get up into the hundreds of dollars.

Why are people leaving Medicare Advantage plans?

Key takeaways: People leave Medicare Advantage plans because out-of-pocket costs vary between plans, network restrictions can cause frustration, prior authorization requests can delay care, and it can be difficult to use the additional benefits they provide.

Does it matter if Medicare is primary or secondary?

Important facts to know include: The primary payer pays up to the limits of its coverage. The secondary payer only pays if there are costs the first payer didn't cover. The secondary payer (which could be Medicare) might not pay all of the uncovered cost.

What is the Medicare secondary payer rule?

In certain situations, however, federal Medicare Secondary Payer (MSP) law prohibits Medicare from making payments for an item or service when payment has been made, or can reasonably be expected to be made, by another insurer such as a liability plan.

Can a doctor refuse to bill secondary insurance?

A: The answers to your questions depend on state law. Some states require physicians to bill all insurers a patient has, without charge, whereas others do not. If the physician has a contract with the secondary insurer, then, by contract, he or she most likely is obligated to submit the bill.

How does secondary insurance work?

Secondary insurance is when someone is covered under two health plans; one plan will be designated as the primary health insurance plan and the other will be the secondary insurance. The primary insurance is where health claims are submitted first.

How to bill Medicare as secondary insurance?

When Medicare is the secondary payer, submit the claim first to the primary insurer. The primary insurer must process the claim in accordance with the coverage provisions of its contract.

Which pays first, Medicare or employer insurance?

If you work for a company with fewer than 20 employees, Medicare is considered your primary coverage. That means Medicare pays first, and your employer coverage pays second. If you work for a larger company, your employer-based coverage will be your primary coverage and Medicare your secondary coverage.

Do you have to pay for part B Medicare if you are still working?

You may be required to get Medicare Part B even when you're still working. There are two situations in which you must get Part B when you turn 65. If your employer has fewer than 20 employees. If you're covered by a spouse's employer, and the employer requires covered dependents to enroll in Medicare when they turn 65.