Obamacare-driven competition lowering rates in some states

By Wendell Potter

Commentary: much-maligned Affordable Care Act attracting for-profit insurers, driving prices down in some states.

Attack ads may actually be benefiting Obamacare enrollment

By Wendell Potter

Publicity from attacks may actually help hike enrollment.

Feds seek new authority to recoup Medicare Advantage overcharges

By Fred Schulte

Impact: Feds act to recoup overcharges following Center investigation.

Medicare Advantage plans require more scrutiny

By Fred Schulte

Government inspector says private Medicare plans difficult to investigate due to lack of access to data.

Praise for UK-style health system vindicates spurned nominee

By Wendell Potter

Former Medicare chief's support for UK's health care system may win votes in race for governor of Massachusetts.

Health insurance lobby keeps Medicare Advantage overpayments flowing

By Wendell Potter

Commentary: program bills are excessive, but don't expect reforms.

Home is where the money is for Medicare Advantage plans

By Fred Schulte

Medicare Advantage home visits may not improve health, but boost risk scores and cost taxpayers billions.

Get involved: Help Medicare Advantage investigation go further with donations and news tips

Join us in finding problems with Medicare Advantage billing, “risk scores”, or home visits.

Medicare Advantage lobbying machine steamrolls Congress

By Fred Schulte

Under pressure, Medicare Advantage critics morph into defenders.

Skyrocketing salaries for health insurance CEOs

By Wendell Potter

Commentary: soaring compensation, rising stock prices don't justify higher premiums.

Health insurers have their way with regulators

By Fred Schulte

Billions in Medicare Advantage overpayments likely gone for good.

New audits may recover missing millions — or not

By Fred Schulte

Secretive audits target some Medicare Advantage plans.

150 billion reasons Medicare Advantage matters

By Eleanor Bell

Reporter Fred Schulte discusses his investigation into billions of dollars misspent on Medicare Advantage plans.

Audio: Reporter Fred Schulte discusses Medicare Advantage investigation

Reporter Fred Schulte discusses key findings from the year long investigation into Medicare Advantage billing.

Medicare Advantage made simple: a glossary

By Fred Schulte

Definitions for lesser-known terms relating to Medicare.

Why Medicare Advantage costs taxpayers billions more than it should

By Fred Schulte, David Donald and Erin Durkin

Critics warned of billing abuse in Medicare Advantage health plans, but oversight is lagging.

Whistleblower suit says health plan cheated government out of more than $1 billion

By Fred Schulte

Lawsuit: executives worried health plan would be ‘screwed’ if feds heard of overcharges.

How risk scores work

By Chris Zubak-Skees

See Medicare Advantage's billing system in action.

How risk scores changed

By Chris Zubak-Skees

Medicare Advantage plans graphed.

Explaining Medicare Advantage, and why it matters to you

By Fred Schulte and Sarah Whitmire

Explaining risk scores, Medicare Advantage and what alleged overbilling could mean for the Affordable Care Act.

Methodology for 'Medicare Advantage Money Grab'

By David Donald and Erin Durkin

A behind-the-scenes look at the data analysis for the 'Medicare Advantage Money Grab' investigation.

Shameful coverage of Obamacare's real impacts

By Wendell Potter

Commentary: Obamacare coverage that doesn't inform.

Center sues in an effort to make Medicare Advantage files public

By Fred Schulte

Center sues to make records public.

Forcing health insurers to do what's right

By Wendell Potter

Commentary: Policyholders benefit from Obamacare provision.

A different way of thinking about health care

By Wendell Potter

Commentary: Canadians take pride in their health care system.

Feds investigating allegations that Humana Inc. overcharged Medicare Advantage program

By Fred Schulte

Whistleblower suit at center of Medicare Advantage overbilling allegations.

Insurers following 'the playbook' in opposing California ballot initiative

By Wendell Potter

Commentary: multi-faceted effort to defeat California ballot initiative.

Keeping an eye on insurance companies that refuse to pay claims

By Wendell Potter

Commentary: Arizona case resolved after victim became a 'squeaky wheel'

The Canadian health care system I disparaged

By Wendell Potter

Commentary: health care system up north is more efficient.

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