How Much Does an MRI Cost? Prices With and Without Insurance (2026)
Average MRI prices by body part, why costs vary between hospitals and imaging centers, and how insurance affects what you pay.
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News, insights and more from Flex
In-Network vs. Out-of-Network: How Health Insurance Networks Work
In-network providers charge your plan's negotiated rates; out-of-network providers don't. Here's how network status changes what you pay and how to avoid surprise bills.
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What Is a PPO? How PPO Health Plans Work
A PPO is a health plan that covers in-network and out-of-network care without referrals. Here's how PPO plans work, what they cost, and how they compare with other plan types.
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How Much Does a Dental Crown Cost? Prices by Type (2026)
Typical 2026 dental crown prices by material, what a crown quote includes, and how dental insurance affects what you pay.
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What Is a Copay? How Copays Work in Health Insurance
A copay is a fixed amount you pay for a covered health care service. Here's how copays work with your deductible, coinsurance, and out-of-pocket maximum.
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What Is a Premium in Insurance? How Health Insurance Premiums Work
A premium is the monthly price of keeping your health insurance active. Here's how premiums work, how insurers set them, and how to weigh them against other costs.
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How Much Does COBRA Cost? COBRA Insurance Premiums Explained (2026)
How COBRA premiums are calculated, average monthly COBRA costs, the deadlines that matter, and how COBRA compares with other coverage options.
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Root Canal Cost in 2026: Prices by Tooth, With and Without Insurance
A root canal costs about $978 on average, with molars costing the most. See prices by tooth type, root canal and crown costs, and what dental insurance typically covers.
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Invisalign Cost in 2026: Prices, Cost Drivers, and Ways to Pay
Invisalign usually costs about the same as braces, with a national average near $5,108 without insurance. See price ranges, cost drivers, insurance coverage, and ways to pay.
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What Is an HMO? How HMO Health Plans Work
An HMO is a health plan that covers care from a set network, usually through a primary care physician. Here's how HMO plans work, their pros and cons, and how they compare with PPO, EPO, and POS plans.
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How Much Do Braces Cost? Average Prices by Type (2026)
Most braces cost $3,000 to $7,000 for full treatment. See average prices for metal, ceramic, lingual, and clear aligners, what dental insurance covers, and how payment plans work.
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Deductible vs. Out-of-Pocket Maximum: What's the Difference?
Your deductible is what you pay before your plan shares costs; your out-of-pocket maximum is the most you'll pay in a year. Here's how they work together.
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HMO vs PPO: Key Differences and How to Choose
HMO plans usually cost less but keep you in network; PPO plans cost more but add flexibility. Compare costs, referrals, and networks to choose the right plan.
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PPO vs HDHP: How to Choose the Right Health Plan
A PPO trades higher premiums for predictable costs; an HDHP trades lower premiums for a higher deductible and HSA access. Here's how to choose.
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What Is a Deductible? How It Works in Your Health Insurance
A deductible is what you pay for covered care each plan year before your health plan starts sharing costs. Here's how it works, what counts toward it, and how to choose one.
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What Is Coinsurance? How It Works, With Examples
Coinsurance is the share of a covered medical bill you pay after your deductible. Here's how it works, how to calculate it, and how it compares with a copay.
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EPO vs PPO: What's the Difference and Which Fits You?
An EPO covers only in-network care but usually costs less; a PPO costs more but pays part of out-of-network care. Here's how to choose.
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Can You Use an HSA or FSA for Acupuncture? (2026 Guide)
Acupuncture is a qualified medical expense. Here's what your HSA or FSA covers, what usually isn't eligible, and how to pay a licensed acupuncturist.
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HSA Eligibility Expansion 2026: Bronze Plans, Direct Primary Care, and Telehealth
Starting in 2026, bronze and catastrophic plans count as HSA-eligible, direct primary care memberships no longer block HSA contributions, and pre-deductible telehealth is permanently allowed. Here's who can contribute now and the 2026 and 2027 limits.
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Sample Letter of Medical Necessity for HSA/FSA (With Template)
A sample Letter of Medical Necessity for HSA/FSA purchases, the key components providers include, and how to get an LMN.
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HSA Eligible Items List (2026): 200+ Expenses Your HSA Can Cover
A category-by-category list of 200+ HSA eligible items and expenses for 2026, plus the HSA-only rules: insurance premiums an HSA can pay, who you can spend it on, and what records to keep.
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Can You Use an HSA or FSA for a Chiropractor? (2026 Guide)
Chiropractic care is a qualified medical expense. Here's what your HSA or FSA covers, when you need a Letter of Medical Necessity, and how to pay.
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Flexible Spending Account (FSA): The Ultimate Guide
Everything you need to know about flexible spending accounts: how FSAs lower your taxes, healthcare vs. dependent care FSAs, eligible expenses, key rules and deadlines, and how to spend your funds strategically.
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How Dermstore Turned HSA/FSA Payments Into a Growth Channel With Flex
When Dermstore saw customers actively searching for ways to use HSA/FSA funds on skincare, it partnered with Flex to turn that demand into a seamless payment experience. The result: 43% higher AOV, 30% of Flex customers new to Dermstore, and HSA/FSA purchases contributing up to 22% of revenue during peak periods.
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How to Pay for Anxiety / Stress Relief with Your HSA/FSA
Anxiety / Stress Relief is often HSA/FSA eligible with a Letter of Medical Necessity. See what qualifies, which conditions count, and how to pay with pre-tax dollars at checkout.
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How to Pay for Hair Removal / IPL with Your HSA/FSA
Hair removal and at-home IPL can become HSA/FSA eligible with a Letter of Medical Necessity for qualifying conditions. See what qualifies and how to pay.
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How to Pay for Sleep Aids with Your HSA/FSA
Sleep Aids are often HSA/FSA eligible with a Letter of Medical Necessity. See what qualifies, which conditions count, and how to pay with pre-tax dollars at checkout.
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Are Massage Guns HSA/FSA Eligible? (& How to Buy One)
Massage guns can be HSA/FSA eligible for qualifying customers, and most clear at checkout. See which conditions qualify and how to pay with Flex.
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Are Male Fertility Tests & Supplements HSA/FSA Eligible?
At-home sperm tests often clear at checkout, while fertility supplements need a Letter of Medical Necessity. See what qualifies and how to pay with Flex.
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Gym Membership Cost 2026: Prices for 12 Major Gyms + the Cheapest Options
Most gym memberships cost $30 to $70 a month in 2026. Compare prices, fees, and contracts at 12 major gyms, find the cheapest gym membership, and learn when an HSA or FSA can cover it.
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HSA Overcontributions: What Happens and How To Fix Them
Find out what an HSA overcontribution is, how to correct it without penalties, and what the consequences are for leaving the excess amount in the account.
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Health Savings Account Strategy: How to Save, Invest, and Spend Smarter
Learn the top HSA strategies for saving money, investing funds, maximizing reimbursements, and spending on eligible wellness products while reducing taxes.
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