Lead: Federal data released in early January show a decline in sign-ups for Affordable Care Act plans as enhanced tax credits expired, pushing premiums higher for many. As of the latest snapshot, roughly 800,000 fewer people had selected ACA plans compared with the same point last year, a 3.5% drop that includes fewer new enrollees and fewer renewals. The Centers for Medicare & Medicaid Services counts sign-ups through Jan. 3 for Healthcare.gov states and through Dec. 27 for state-run marketplaces; most states allow shopping through Jan. 15 for plans starting in February. Policymakers are debating whether to extend costly subsidies or accept a potential rise in the uninsured.
Key Takeaways
- Enrollment shortfall: About 800,000 fewer selections were recorded compared with the same moment last year, a 3.5% decline in enrollment to roughly 22.8 million plans selected so far.
- Data window: CMS reported sign-ups through Jan. 3 for federal marketplace states and through Dec. 27 for state exchanges; most shopping windows remain open until Jan. 15 for February coverage.
- Subsidy impact: The lapse of enhanced tax credits is expected to more than double annual premiums for the average enrollee who had received them, according to KFF estimates.
- Budget trade-off: The nonpartisan Congressional Budget Office estimated a three-year extension of subsidies would add about $80.6 billion to the federal deficit over 10 years.
- Potential uninsured rise: University of Chicago health economist Robert Kaestner forecasts as many as 2 million additional people could be uninsured for a period if many drop coverage.
- Enrollment history: In 2021 roughly 12 million people selected ACA plans; enhanced credits introduced afterward coincided with enrollment roughly doubling to over 24 million at peak.
- Behavioral risks: Some enrollees may cancel after receiving January bills, and others interviewed said they plan to forgo coverage and pay out of pocket if costs climb.
Background
The Affordable Care Act marketplaces have been a primary outlet for Americans without employer coverage since the program’s expansion after 2010. In 2021 about 12 million people selected plans through the marketplaces; policymakers introduced enhanced premium tax credits the following year to lower out‑of‑pocket premiums and boost affordability. Those credits were temporary and expired at the end of the most recent calendar year.
Enhanced credits over the past several years drove a notable rise in enrollment, reaching more than 24 million people at peak. States operate a mix of federal and state-run marketplaces, which stagger reporting windows; CMS compiles the federal snapshot to track early shopping behavior. Meanwhile, Congress remains split on whether to extend the credits, with House Republicans stressing reforms and savings and Democrats pushing for a plain extension to avoid coverage losses.
Main Event
The CMS snapshot released Monday evening shows that, as of the reporting cutoffs, about 800,000 fewer people had selected an ACA plan than at a comparable point last year. That decline reflects both fewer new sign-ups and fewer returning customers completing renewals, and it represents a 3.5% drop in total selections.
Officials note the data are an early picture of a fluid enrollment season: states using the federal platform reported through Jan. 3 while state-run exchanges reported through Dec. 27, and many states allow shoppers to continue selecting plans through Jan. 15 for February starts. Analysts caution that the counts can change meaningfully as billing cycles and plan confirmations complete in January.
One direct driver of the decline is the expiration of enhanced premium tax credits that had lowered monthly costs for many households. With those credits gone, organizations such as KFF estimated that the average enrollee who had enjoyed enhanced support would see annual premiums more than double, prompting some to scale back or drop coverage entirely.
Analysis & Implications
The immediate policy trade-off is stark: extending enhanced credits would blunt the enrollment decline and limit near-term increases in the uninsured, but doing so carries a substantial fiscal cost. The CBO’s estimate—about $80.6 billion added to the deficit over a decade for a three-year extension—frames the budget debate Congress is confronting as it weighs short-term coverage gains against long-term fiscal pressures.
Beyond the federal ledger, higher premiums can shift behavior across several channels. Some affected households may gain access to employer coverage through a partner, qualify for Medicaid after income adjustments, or select narrower networks and higher deductibles to reduce premiums. Others will opt to be uninsured for a time, increasing financial exposure to unexpected health events and potentially reducing preventive care usage.
For health systems and insurers, a drop in enrollment can change risk pools and premiums in the coming years. If primarily healthier people leave the marketplaces, remaining enrollees could be sicker on average, putting upward pressure on future premiums and creating a feedback loop of attrition and cost increases. That dynamic is part of policymakers’ concern about both short-term access and long-term market stability.
Comparison & Data
| Year | Approx. Marketplace Selections |
|---|---|
| 2021 | 12,000,000 |
| Peak after enhanced credits (approx.) | >24,000,000 |
| 2026 season (so far) | ~22,800,000 |
This table summarizes public enrollment milestones cited by federal data and nonprofit research. The latest CMS snapshot is an incomplete tally of the total season; historical growth followed the introduction of temporary tax credits and then slowed or reversed when those subsidies were removed. The CBO and KFF estimates add fiscal and consumer cost context to those enrollment shifts.
Reactions & Quotes
“My prediction is 2 million more people will lack health insurance for a while,”
Robert Kaestner, University of Chicago (health economist)
Kaestner framed the likely near‑term increase in the uninsured as both a public‑health issue and a budgetary argument: he noted that opponents of an extension emphasize more targeted spending and projected annual savings figures.
“I’m going without health insurance unless they do something,”
Felicia Persaud, Florida entrepreneur (marketplace enrollee)
Several people interviewed said rising monthly costs—one cited an increase of roughly $200 per month—led them to drop or consider dropping coverage and to plan paying out of pocket for care if necessary.
“Extending credits helps enrollment but raises long‑term costs that lawmakers must weigh,”
Congressional Budget Office (nonpartisan fiscal office)
The CBO’s estimate of an $80.6 billion increase in the deficit over 10 years for a three‑year subsidy extension frames the legislative choices confronting Congress this month.
Unconfirmed
- Whether the final season total will fall further: counts can change as remaining shopping windows and billing confirmations finish in mid‑January.
- Senate outcome: it is uncertain whether the House three‑year subsidy extension will clear the Senate or be modified in a bipartisan compromise.
- Longer‑run enrollment effects: it is not yet confirmed how many people who drop coverage will later rejoin marketplaces versus remain uninsured long term.
Bottom Line
The early CMS snapshot points to a meaningful enrollment decline tied to the expiration of enhanced premium tax credits, with about 800,000 fewer selections and enrollment around 22.8 million so far. That drop reflects immediate affordability pressures for households confronted with higher monthly premiums and a legislative stalemate over whether to fund an extension.
Policymakers face a clear choice: extend credits at significant budgetary cost to preserve coverage levels and affordability, or allow the credits to lapse and accept higher uninsured rates and broader downstream risks to access and financial security. For consumers, the coming weeks—when bills arrive and the Senate decides its course—will determine whether the current dip becomes a short disruption or the start of a sustained rise in the uninsured.
Sources
- ABC News (news report summarizing federal data)
- Centers for Medicare & Medicaid Services (official data release; federal agency)
- KFF (health policy research nonprofit)
- Congressional Budget Office (nonpartisan fiscal analysis)
- The Associated Press (news reporting with enrollee interviews)