Ann hires a nanny to watch her two children while she works at a local hospital She pays the 19-year-old nanny $165 per week for 46 weeks during the current year. What is the employer's portion of Social Security and Medicare tax for the nanny that Ann should pay when she files her Form 1040 for 2016? What is the nanny's portion of the Social Security and Medicare lax? Married taxpayers Otto and Ruth are both self-employed. Otto earns $352,000 of self employment income and Ruth has a self employment loss of $13, 500. Mow much Medicare surtax for high income taxpayers will Otto and Ruth have to pay with their 2016 income tax return