The meeting comes six months after a ruling found women born in the 1950s could be owed up to £10.5billion. The Government has not yet committed to a payout.
Activists fear they may not get anything at all, as the Government refused to commit to any payouts, and Labour, whose responsibility it may be after the general election, has stayed silent.
In a long-awaited report, the Parliamentary and Health Service Ombudsman said millions of women were failed by the Government and could be owed up to £10.5 billion in payouts.
From next April, an estimated 400,000 older people will be at risk of receiving unexpected tax demands and will have to start setting aside some of their state pension each month.