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Understanding Medi-Cal and Medicare: Two Different Programs

Medi-Cal and Medicare are often confused because their names sound similar, but they are completely different government health insurance programs. Understanding the distinction between them is the first step toward learning how deductibles work in each program.

Medicare is a federal health insurance program primarily for people age 65 and older, regardless of income. It also covers some younger people with disabilities and people with end-stage renal disease. Medicare is funded through payroll taxes that workers and employers pay throughout their working years. When you turn 65, you become eligible to enroll in Medicare based on your age and work history.

Medi-Cal, on the other hand, is California's Medicaid program. It provides health insurance to low-income individuals and families, children, pregnant people, seniors, and people with disabilities. Unlike Medicare, Medi-Cal is based on income and other factors. The program is jointly funded by state and federal money.

Because these programs have different rules, funding sources, and purposes, their deductible structures work differently. A person might be enrolled in Medicare, Medi-Cal, or both programs at the same time—a situation called "dual eligible." Learning how deductibles function in each program helps you understand what you might owe when you receive medical care.

Practical Takeaway: Before reading about deductibles, confirm which program or programs cover your health insurance. Your insurance card will show which program you are enrolled in. Many older adults and people with disabilities have both Medicare and Medi-Cal coverage.

What Deductibles Are and How They Work

A deductible is the amount of money you must pay out of your own pocket for health care services before your insurance company starts to pay its share. Think of it as a threshold you must reach. Once you meet your deductible, your insurance typically covers a larger percentage of your costs, though you may still pay copayments or coinsurance.

Here's a concrete example: If your Medicare plan has a $1,500 annual deductible and you visit a doctor, you pay the full cost of that visit until your total out-of-pocket spending reaches $1,500. After that threshold is met, Medicare begins sharing costs with you—though you will still owe coinsurance, which is a percentage of the bill. For instance, Medicare Part B typically covers 80% of approved services after you meet your deductible, meaning you pay the remaining 20%.

Deductibles reset each calendar year, usually on January 1st. This means that even if you met your deductible in December, you start fresh with a new deductible amount in January. Some services, such as preventive care visits and screenings, may not count toward your deductible—you may receive them at no cost even before meeting your deductible.

Different types of services can have different deductibles. For example, some insurance plans charge separate deductibles for hospital care versus outpatient doctor visits. Your specific deductible amount depends on which plan you choose and what coverage level you select.

Practical Takeaway: Review your insurance card and plan documents to find your exact deductible amount, the reset date, and whether certain services (like preventive care) are excluded from the deductible.

Medicare Deductibles Explained

Medicare has several parts, and each part has its own deductible rules. Understanding the structure helps you anticipate costs.

Medicare Part A covers hospital stays, skilled nursing facility care, hospice, and home health care. For 2024, the Part A deductible is $1,632 per benefit period for hospital stays. A benefit period begins the day you enter a hospital and ends after you have been out of the hospital or skilled nursing facility for 60 consecutive days. If you are readmitted after this 60-day period, a new benefit period begins and you owe a new deductible. Part A has no monthly premium for most people because they paid Medicare taxes while working.

Medicare Part B covers doctor visits, outpatient care, medical equipment, and other services. The 2024 Part B deductible is $240 per calendar year. Once you meet this deductible, you typically pay 20% coinsurance for most services, while Medicare covers 80%. Part B requires a monthly premium, which averages around $164.90 in 2024 but varies based on income.

Medicare Part D covers prescription drugs through private insurance companies that contract with Medicare. Part D plans have their own deductibles, which can range from $0 to $505 in 2024, depending on the specific plan you choose. After you meet your deductible, you move into a coverage stage where you pay coinsurance or copayments.

Some people purchase supplemental insurance, called Medigap or Medicare Advantage plans, which can change how deductibles work. Medigap plans (sold by private insurers) may reduce or eliminate your Medicare deductibles. Medicare Advantage plans (Part C) are an alternative to Original Medicare and include prescription drug coverage; they have their own deductible structures that differ from Original Medicare.

Practical Takeaway: Write down your deductible amounts for Part A, Part B, and Part D, and track your spending throughout the year so you know when you will reach each threshold.

Medi-Cal Deductibles and Cost-Sharing

Medi-Cal's approach to deductibles differs significantly from Medicare. California's program is designed to keep costs low for low-income recipients, so many Medi-Cal plans have reduced or no deductibles.

For most Medi-Cal beneficiaries, there is no deductible. This means you do not have to pay a large upfront amount before the program begins paying for your care. Instead of deductibles, Medi-Cal uses small copayments for certain services. For example, a doctor visit might require a $1 to $3 copayment, and a prescription might require a $1 to $3 copayment. Emergency room visits may have higher copayments, ranging from $3 to $50 depending on the plan.

However, some Medi-Cal plans do include small deductibles. Medi-Cal Expansion (for adults up to age 65 with income up to 138% of the federal poverty level) generally has no deductible, but Medi-Cal for other groups might have different cost-sharing arrangements. Your specific plan details will be outlined in your coverage documents.

Medi-Cal also has an annual out-of-pocket maximum, which is a limit on how much you must pay in a calendar year. Once you reach this maximum, the program covers the remaining costs of covered services for the rest of that year. For most Medi-Cal beneficiaries, the out-of-pocket maximum is quite low because the program serves low-income populations.

Certain services are always free under Medi-Cal, including preventive care, family planning services, and emergency care. Pregnant individuals and children have additional protections and often face no cost-sharing.

Practical Takeaway: Contact your Medi-Cal plan or check your plan materials to determine whether your specific plan has a deductible and what your copayment amounts are for different services.

Managing Costs When You Have Both Medicare and Medi-Cal

Many California residents age 65 and older or with disabilities have both Medicare and Medi-Cal coverage. This is called being "dual eligible." When you have both programs, understanding how they work together to cover costs is important.

In most situations, Medicare is your primary insurance and pays first. Medi-Cal acts as secondary insurance and typically covers costs that Medicare does not pay, including deductibles, copayments, and coinsurance. This coordination of benefits can significantly reduce your out-of-pocket costs.

For example, if you have both Medicare and Medi-Cal and you have a hospital stay, you would normally owe the Medicare Part A deductible ($1,632 in 2024). However, Medi-Cal may cover this deductible for you, meaning you owe nothing out of pocket. Similarly, if you visit a doctor and owe a 20% coinsurance payment under Medicare, Medi-Cal