Why did my insurance not cover my prescription?

Asked by: Noemy Pouros  |  Last update: June 15, 2025
Score: 4.9/5 (37 votes)

This is one of the most common reasons coverage is denied for a prescription. Certain medications require prior authorization – or approval – from your health insurance company. This means your insurer will deny coverage until your healthcare provider fills out certain forms indicating why you need that medication.

Why is my insurance suddenly not covering my prescription?

Often, a drug appears on a formulary — the list of medications covered by an insurance plan — but then gets dropped. This can happen if a medication is seldom used, there is a generic or biosimilar available, or a more affordable option exists.

What happens if a drug is not covered by insurance?

If your insurance does not cover the cost of your prescription, you can use a drug discount card or coupon or file for an exception. You may also appeal your insurer's decision or ask the doctor to switch your prescription.

What to do if insurance won't cover treatment?

Your right to appeal

Internal appeal: If your claim is denied or your health insurance coverage canceled, you have the right to an internal appeal. You may ask your insurance company to conduct a full and fair review of its decision.

Will my insurance cover my prescription?

Call your insurer directly to find out what is covered. Have your plan information available. The number is available on your insurance card the insurer's website, or the detailed plan description in your Marketplace account. Review any coverage materials that your plan mailed to you.

What To Do When Your Insurance Doesn't Cover Your Prescription | Health Insurance 101 | GoodRx

33 related questions found

Why would insurance not approve a prescription?

Insurance companies sometimes deny prior authorizations. They often will not approve a non-formulary product unless: A person has already tried their plan's preferred products. A person has an intolerance or contraindication to the preferred products.

How do I check if my insurance covers something?

If you have any questions about what your plan covers, contact your insurance company. Member Services representatives are there to answer exactly these types of questions. They can tell you whether a doctor, prescription or service is covered, plus how much your insurance will pay.

Can I sue my health insurance company for denying medication?

There are laws designed to protect consumers in the state of California and across the nation. It's not uncommon for policyholders to sue their healthcare insurers for denial of a claim, mainly when the claim is for a service that is crucial to their health and future or the health and future of a loved one.

Why would insurance not cover something?

Most plans will also only cover medically necessary care, and your insurer may deny your claim if they feel the service wasn't medically necessary. If this is your situation, you can ask your doctor to submit a “Medical Necessity” form on your behalf (or any other information requested by your insurance company).

How do I pay for medication not covered by insurance?

Apply for national or disease specific drug assistance programs. There are also free or low-cost drug programs. Apply for state drug assistance programs by contacting your local state insurance commissioner's office. You can find a link to state specific medication programs on your state webpage.

Can I use GoodRx instead of my insurance?

Can I use GoodRx instead of insurance? You can and should use a GoodRx discount instead of your health insurance or Medicare if the price is lower. Keep in mind that you cannot use GoodRx and insurance at the same time.

What is the penalty for not having prescription coverage?

The Part D late enrollment penalty is calculated by multiplying 1% times the “national base beneficiary premium” ($36.78 in 2025) times the number of full, uncovered months you were eligible to join Medicare drug coverage but didn't (and didn't have other creditable prescription drug coverage).

What is the 28 day prescription rule for controlled substances?

It refers to the number of days you may need to wait between refills of 30-day prescriptions that are considered controlled substances. If you have a medication that follows the 28-day rule on a 30-day supply, it means you can get a refill no earlier than 2 days before the 30 days are up.

How do I resolve a pharmacy insurance rejection?

If you come across a rejection you are not familiar with, contact the insurance company for clarification. The insurer will be able to guide you to a resolution to help you resolve the claim.

Why is my insurance delaying my prescription?

Most insurance plans have a limit on when they can process the next refill. Often that means you have to have used 75% of the medication before the refill process can begin. However, some plans have a more stringent 85% limit. Others limit refills to within 10 days of exhausting the medication supply.

Can you sue insurance for not covering?

When the insurance company fails to honor your policy or refuses to compensate you for your losses, you have the right to file a lawsuit. Insurance companies are typically profit-driven, but while denying your claim may be in your provider's best interest, it's not in yours. You have damages that require compensation.

Why isn't my insurance paying for anything?

Health insurers deny claims for a wide range of reasons. In some cases, the service simply isn't covered by the plan. In other cases, necessary prior authorization wasn't obtained, the provider wasn't in-network, or the claim was coded incorrectly.

Why does insurance not cover some drugs?

Firstly, insurance companies often have formularies, which are lists of approved medications they will cover. If your prescribed medication is not on this list, your insurance may refuse to cover it.

Why is my insurance denying my medication?

Prior authorization

This is one of the most common reasons coverage is denied for a prescription. Certain medications require prior authorization – or approval – from your health insurance company.

Why is my health insurance not paying claims?

Reasons your insurance may not approve a request or deny payment: Services are deemed not medically necessary. Services are no longer appropriate in a specific health care setting or level of care. You are not eligible for the benefit requested under your health plan.

What pre-existing conditions are not covered?

Is there health insurance for pre-existing conditions? Choosing a health plan is no longer based on the concept of a pre-existing condition. A health insurer cannot deny you coverage or raise rates for plans if you have a medical condition at the time of enrollment.

What happens when insurance doesn't cover everything?

If insurance doesn't cover all your medical bills after a car accident, slip and fall, or other personal injury accident, a lawyer can help you explore different options for seeking compensation, such as negotiating with the insurance company, making a claim with a different insurance policy, or filing a lawsuit.

How do I check if my insurance covers a medication?

I want to know if my current insurance covers a medication. One way to find out your prescription coverage is to call the number on the back of your insurance card. This option may be the best source of information, as sometimes employers may have different coverage than what is published online.

What is the best health insurance company to go with?

Best Health Insurance Companies for 2025
  • Best Overall and Best for Self-Employed: Kaiser Permanente.
  • Best Widely Available Plans: UnitedHealthcare.
  • Best for Low Complaints and Best for Chronic Conditions: Aetna.
  • Most Affordable: Molina Healthcare.