That has prompted Berkshire to raise premium rates.

The economic downturn has made it tough for insurers to raise premium for their customers, hurting growth.

The upside of storms for insurers is that they usually allow them to raise premium rates for replacement coverage.

Anthem has said that without those subsidies, it would need to raise premium rates by another 20 percent or leave more states.

Some companies are raising premiums - sometimes aggressively - on existing policies.

The industry could try to offset these by raising premiums for other customers.

But half of the ten most popular plans are raising premiums at double-digit rates.

NEHAWU shamed them for continuously raising premiums while reducing benefits.

Insurers, for instance, might raise premiums for patients with a higher susceptibility to heart disease.

But Democrats said Wellpoint was simply raising premiums to "squeeze" consumers to pad their profits.

Health insurers said they raised premiums on average 20 percent to make up for the lost federal subsidies.

Many insurers have raised premium rates for 2018 by more than 20 percent.

Raising premiums will not be enough.

But many of those could wind up with unexpectedly higher costs as insurers raise premiums on existing policies, experts say.

Legislation that reauthorized the National Flood Insurance Program will require FEMA to eliminate subsidies and raise premiums on some properties.

Republican candidates have emphasized plans to repeal Obama's Affordable Care Act, which they blame for raising premiums and other costs.