Consent of Independent Registered Public Accounting Firm
We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-203842 and 333-194016) of Inogen, Inc. of our report dated April 26, 2015, relating to the financial statements and financial statement schedule, which appears in this Form 10-K.
/s/ BDO USA, LLP
Los Angeles, California
March 14, 2016