Guides Insurance

Health Insurance Guide

14 min read Educational Guide Updated March 07, 2026
Guide note: Written by the FundJos Editorial Team and reviewed for calculator consistency on March 07, 2026. This guide is for general educational purposes only and is not legal, tax, insurance, investment, or financial advice.

Understanding Health Insurance

Health insurance protects against devastating medical costs. Understanding key terms helps you choose the right plan and avoid surprise bills. Health insurance is one of the most important financial decisions you'll make.

Key Terms Explained

Premium: Monthly payment for coverage. Deductible: Amount you pay before insurance kicks in. Copay: Fixed amount per visit ($20-$50). Coinsurance: Your percentage of costs after deductible (80/20 split common). Out-of-Pocket Maximum: Most you'll pay in a year. Network: Doctors and hospitals covered. Formulary: List of covered medications.

Plan Types Comparison

HMO: Lower premiums, Need referrals, Must use network. PPO: Higher premiums, No referrals, Out-of-network covered. EPO: Lower premiums, No referrals, Network only. HDHP with HSA: Lowest premiums, High deductible, Tax advantages. Choose based on health needs, budget, and preferred doctors.

Choosing the Right Plan

Consider: Expected medical needs, Prescription medications, Preferred doctors, Monthly budget, Risk tolerance. Healthy and rarely see doctor: HDHP with HSA. Regular medical needs: PPO or HMO. High prescriptions: Check formularies carefully.

Key Takeaways

Balance premiums vs. deductibles based on expected usage. Check network coverage before choosing. Understand what's covered. Consider HSA-eligible plans for tax advantages. Compare total annual costs, not just premiums. Use our Health Insurance Calculator to estimate true costs.