What is the secondary payer rule?
Asked by: Roderick Nolan | Last update: November 1, 2025Score: 4.8/5 (63 votes)
What is the Medicare secondary payer rule?
The MSP provisions have protected Medicare Trust Funds by ensuring that Medicare does not pay for items and services that certain health insurance or coverage is primarily responsible for paying. The MSP provisions apply to situations when Medicare is not the beneficiary's primary health insurance coverage.
What is the difference between primary payer and secondary payer?
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.
Will Medicare pay as secondary if primary denies?
Note: If the GHP is the primary payer but doesn't pay in full, we may pay secondary to cover the remaining amount the GHP doesn't pay if it's a service Medicare covers. If the GHP denies payment because the plan doesn't cover the service, we may pay primary if it's a service Medicare covers.
How do providers determine when Medicare is the secondary payer?
In most cases, if the patient is still employed, the employer's insurance is primary and the Medicare is secondary. If the Medicare-beneficiary spouse of this employee is covered on the same insurance, the spouse would also have Medicare as a secondary payer, whatever the spouse's employment status.
Understand Medicare Secondary Payer (MSP) - Chapter 31
How do you determine which insurance is primary and which is secondary?
The insurance that pays first is called the primary payer. The primary payer pays up to the limits of its coverage. The insurance that pays second is called the secondary payer. The secondary payer only pays if there are costs the primary insurer didn't cover.
Can I stay on my spouse's health insurance when I turn 65?
It depends on how you are receiving your current insurance. If you are receiving employer-sponsored health insurance through either your or your spouse's job when you turn 65, you may be able to keep your insurance until you (or your spouse) retire(s).
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.
What is the penalty for being a secondary payer for Medicare?
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.
What is the best secondary insurance if you have Medicare?
- 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.
Does Medicare automatically bill secondary insurance?
Medicare doesn't automatically know if you have other coverage. But your insurers must report to Medicare when they're the primary payer on your medical claims. In some situations, your healthcare provider, employer or insurer may ask questions about your current coverage and report that information to Medicare.
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.
What is the 2 2 2 rule in Medicare?
Introduced in the Fiscal Year 2014 Inpatient Prospective Payment System (IPPS) Final Rule, the two-midnight rule specifies that Medicare will pay for inpatient hospital admissions when a physician reasonably expects the patient's care to require a stay that crosses two midnights, and the medical record supports this ...
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).
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.
How do you bill Medicare when it is a secondary payer?
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.
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.
Will secondary pay if primary denies?
If a claim is denied by the primary insurance, it is possible to submit the claim to the secondary insurance for consideration. However, the secondary insurance will only cover expenses that are within its coverage limits and not already covered by the primary insurance.
Can you have Medicare without a secondary insurance?
Medicare Supplement coverage is optional — you're not required to sign up. Medicare Supplement policies have their own premiums, which vary by plan type, location, age and insurance company.
Why do doctors charge more than Medicare pays?
2. Providers Who Do Not Accept Assignment. Doctors and other providers who do not accept assignment can charge you more than the Medicare-approved amount, but they cannot charge you more than 115% of Medicare's approved amount.
Who pays if Medicare denies a claim?
If Medicare denies payment: You're responsible for paying. However, since a claim was submitted, you can appeal to Medicare. If Medicare does pay: Your provider or supplier will refund any payments you made (not including your copayments or deductibles).
Does everyone have to pay $170 a month for Medicare?
Most people pay no premiums for Part A. For Medicare Part B in 2025, most beneficiaries will pay $185 per month. Certain factors may require you to pay more or less than the standard Medicare Part B premium in 2025.
What is the best health insurance for seniors on Medicare?
Best Medicare Supplement: AARP/UnitedHealthcare. AARP/UnitedHealthcare is the best company for Medigap plans in 2025. For most people, the best company for Medigap coverage is AARP/UnitedHealthcare. Medicare Supplement (Medigap) plans cover many of the costs that you usually pay if you have regular Medicare.
Does my wife get Medicare if she never worked?
Medicare does not specifically cover spouses. However, some people qualify based on their spouse's or a former spouse's work record. Some people may qualify for Medicare by reaching age 65 years and having their own eligible work and tax records. Others, however, may not have worked for the required number of quarters.