What is the prior authorization rule for Medicare?

Asked by: Dr. Alisha Abernathy PhD  |  Last update: March 18, 2025
Score: 5/5 (33 votes)

Prior authorization is a requirement that a health care provider obtain approval from Medicare to provide a given service. Prior Authorization is about cost-savings, not care. Under Prior Authorization, benefits are only paid if the medical care has been pre-approved by Medicare.

Does Medicare require a prior authorization?

Generally speaking, if you are covered by Medicare Part A or Part B, you rarely need prior authorization. Many services are already pre-approved. The exact answer depends on your coverage and your particular situation, but some exceptions to this may be prosthetics and durable hospital equipment.

What is the new CMS rule for prior authorization?

Beginning primarily in 2026, impacted payers (not including QHP issuers on the FFEs) will be required to send prior authorization decisions within 72 hours for expedited (i.e., urgent) requests and seven calendar days for standard (i.e., non-urgent) requests for medical items and services.

What is the 72 hour rule for Medicare Advantage?

This rule, officially called the three-day payment window and sometimes referred to as the 72-hour rule, applies to diagnostic tests and other related services provided by the admitting hospital on the three calendar days prior to the patient's admission.

What is the policy of prior authorization?

Prior authorization in health care is a requirement that a healthcare provider (such as your primary care physician or a hospital) gets approval from your insurance plan before prescribing you medication or doing a medical procedure.

CMS final rule 2024: The AMA prior authorization win and the pros and cons of prior authorization

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Why would insurance deny a prior authorization?

A denied prior auth request can occur when a provider's office submits a wrong billing code, misspells a name or makes another clerical error. Requests can also be denied if the prior auth request lacks sufficient information about why the medication or treatment is needed.

What is the final rule for Medicare?

The CY 2025 PFS final rule is one of several final rules that reflect a broader Administration-wide strategy to create a more equitable health care system that results in better accessibility, quality, affordability, empowerment, and innovation for all Medicare beneficiaries.

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 ...

What is the 7 month rule for Medicare?

It lasts for 7 months, starting 3 months before you turn 65, and ending 3 months after the month you turn 65. My birthday is on the first of the month. If you miss your 7-month Initial Enrollment Period, you may have to wait to sign up and pay a monthly late enrollment penalty for as long as you have Part B coverage.

What is the Medicare 8 minute rule?

The Basics of the 8-Minute Rule

This rule also applies to other insurances that follow Medicare billing guidelines. Essentially, a therapist must provide direct, one-on-one therapy for at least eight minutes to receive reimbursement for one unit of a time-based treatment code.

What is the turnaround time for prior authorization for Medicare?

Under prior authorization, how long will Medicare have to affirm or non-affirm a prior authorization request? Medicare will make every effort to postmark a decision on a prior authorization request within 10 business days for an initial request and 20 business days for a resubmitted request.

Who is responsible for getting pre-authorization?

If your health care provider is in-network, they will start the prior authorization process. If you don't use a health care provider in your plan's network, then you are responsible for obtaining the prior authorization.

What is the 3 year new patient rule for Medicare?

Special considerations for Medicare patients

Medicare has stated that a patient is a new patient if no face-to-face service was reported in the last three years. The group practice and specialty distinctions still apply, but “professional service” is limited to face-to-face encounters.

What is the new CMS rule on prior authorization?

Provider Notice, Including Denial Reason: Beginning in 2026, impacted payers must provide a specific reason for denied prior authorization decisions, regardless of the method used to send the prior authorization request. Such decisions may be communicated via portal, fax, email, mail, or phone.

What triggers a prior authorization?

Prior authorizations are usually only required for more costly, involved treatments where an alternative is available. For instance, if a physician prescribes an invasive procedure such as orthopedic surgery, it will likely require preauthorization.

Can I get my medication without prior authorization?

Prior authorization requires your doctor or provider to obtain approval from your health plan before providing health care services or prescribing prescription drugs. Without prior authorization, your health plan may not pay for your treatment or medication. (Emergency care doesn't need prior authorization.)

What is the 90 day rule for Medicare?

A patient having hospital insurance coverage is entitled, subject to the inpatient deductible and coinsurance requirements, to have payment made on his/her behalf for up to 90 days of covered inpatient hospital services in each benefit period.

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 are the three requirements for Medicare?

Medicare Part A (Hospital Insurance) and Medicare Part B (Medical Insurance) are available to the individuals below:
  • Age 65 or older.
  • Disabled.
  • End-Stage Renal Disease (ESRD)

What is the Medicare 85% rule?

Medicare pays for medical and surgical services provided by PAs at 85 percent of the physician fee schedule. This rate applies to all practice settings, including hospitals (inpatient, outpatient and emergency departments), nursing facilities, homes, offices and clinics. It also applies to first assisting at surgery.

What is the new rule for Medicare?

Beginning in 2025, the Inflation Reduction Act of 2022 requires all Medicare Prescription Drug Plans (Part D plans)—including both stand-alone Medicare prescription drug plans and MA plans with prescription drug coverage—to offer Part D enrollees the option to pay out-of-pocket prescription drug costs in the form of ...

What is the 80/20 Medicare rule?

The 80/20 Rule generally requires insurance companies to spend at least 80% of the money they take in from premiums on health care costs and quality improvement activities. The other 20% can go to administrative, overhead, and marketing costs. The 80/20 rule is sometimes known as Medical Loss Ratio, or MLR.

Why are hospitals refusing Medicare Advantage plans?

Among the most commonly cited reasons are excessive prior authorization denial rates and slow payments from insurers. In 2023, Becker's began reporting on hospitals and health systems nationwide that dropped some or all of their Medicare Advantage contracts.

What is the 5 year rule for Medicare?

This rule states that in order to be eligible for Medicare benefits, individuals must have lived in the U.S. as legal permanent residents for at least five continuous years.

What changes are coming to Medicare in 2024?

Expansion of the federal Extra Help program

Historically, there have been two versions of the program, the full program and a partial program. As of January 1, 2024, the partial program was eliminated. With full benefits, the majority, if not all, out-of-pocket costs for prescription medications will be covered.