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Contact Us

Please contact Masimo Customer Support with any questions. For customers traveling outside the U.S. with their Masimo product, local contact information can be found at

Call Us
(800) 326-4890 (Opt. 3) for MightySat, iSpO2
      Monday through Friday, 8 AM to 5 PM
(800) 916-1270 for all other products
Nevada Residents: To exercise your privacy
opt-out rights under Nevada SB220, send an
e-mail to

52 Discovery, Irvine, CA 92618

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