ACA Out-of-Pocket Maximum Calculator 2026

The 2026 ACA Out-of-Pocket Maximum Explained

The ACA out-of-pocket maximum is the most you pay in covered, in-network medical expenses during a plan year, beyond which the insurer pays 100% for the rest of the year. For 2026, HHS set the federal limit at $9,200 for self-only coverage and $18,400 for family coverage (source: cms.gov). These are ceiling caps — many plans set their internal OOP max lower, especially Gold and Platinum tiers. The OOP max includes deductibles, coinsurance, and copays but excludes premiums, balance bills from out-of-network providers, and non-covered services.

For 2025 the cap was $9,200 / $18,400 as well (source: healthcare.gov). HHS adjusts these annually based on the premium adjustment percentage. For high-utilization scenarios — chronic illness, surgery, hospital stay — the OOP max is the single most important number in your plan; once you hit it, every additional in-network covered cost is fully insurer-paid.

How Bronze, Silver, Gold, and Platinum Differ

Metal tier names indicate the rough actuarial value — what percentage of total covered costs the plan pays on average. Bronze plans cover ~60% (you pay ~40%), Silver ~70%, Gold ~80%, Platinum ~90%. Higher metal tiers have higher premiums but lower deductibles, lower coinsurance, and often lower OOP maxes. The math choice depends on expected utilization: if you anticipate hitting your OOP max anyway (chronic condition, planned surgery, large family), a higher-premium Gold or Platinum plan minimizes total annual cost. If you expect minimal use, Bronze with HSA-eligible HDHP structure typically wins.

Silver plans get an additional benefit at lower incomes: cost-sharing reductions (CSRs) lower deductibles and OOP max for households earning 100-250% of the federal poverty level. CSR is only available on Silver plans, never on other metal tiers. See our ACA subsidy cliff calculator and ACA premium tax credit calculator to estimate your CSR and APTC.

What Counts Toward and Against the OOP Max

Toward the OOP max: deductible payments, coinsurance, copays for office visits, prescription cost-sharing, and emergency room copays — all when received from in-network providers. Against the OOP max (excluded): monthly premiums, out-of-network charges (unless plan has unified OOP), balance billing above the allowed amount, non-essential services not covered, and expenses for services denied by prior authorization. Pediatric vision and dental — required EHB categories — count toward the OOP max for child-only services but typically not for adults.

Embedded vs aggregate family OOP matters: in 2026, embedded OOP requires that no single family member pays more than the individual OOP max ($9,200) even on a family plan. The plan must apply both the individual and family limits. Aggregate family OOP requires the whole family to hit the family max before insurer pays 100% on anyone. ACA marketplace plans are required to use embedded OOP structure since 2016 (CMS final rule).

Strategy: When OOP Max Drives Plan Choice

For predictable high utilization (chronic condition, ongoing therapy, expected surgery), the math typically favors a plan with a lower OOP max even at a higher premium. Total annual cost = premium × 12 + OOP. Run the comparison: a Silver plan at $400/mo + $8,000 OOP = $12,800 worst case. A Gold plan at $550/mo + $5,500 OOP = $12,100 worst case. The Gold plan saves $700/year for high-utilization users despite higher premium.

For HSA-eligible HDHP buyers, the IRS sets separate OOP limits ($8,500 individual / $17,000 family for 2026 per irs.gov) — lower than the standard ACA cap. Use our HDHP vs PPO calculator for the full HSA-plan math. Last updated April 2026.