Natus Medical Inc. announced its financial guidance for the first quarter and full year 2013. For the full year 2013, the company expects to report revenue of $362 million to $367 million and non-GAAP earnings per share of $0.81 to $0.84. The company's non-GAAP earnings per share guidance excludes charges for amortization expense associated with intangible assets from prior acquisitions and the Grass Technologies acquisition, which the company expects to be approximately $6.4 million for the full year 2013. The company estimates GAAP earnings per share guidance of approximately $0.14.

For the first quarter of 2013, the company expects to report revenue of $83 million to $85 million and non-GAAP earnings per share of $0.09 to $0.10. The company's non-GAAP earnings per share guidance excludes charges for amortization expense associated with intangible assets from prior acquisitions and the Grass Technologies acquisition, which the company expects to be approximately $1.4 million for the first quarter 2013. The company estimates GAAP earnings per share guidance of approximately $0.03.