LAS VEGAS – Optum Care Lung and Allergy Care has added a new physician to help meet the growing need for health services in the Las Vegas community: Mona Liu, MD joins Optum Care Lung and Allergy Care (4750 West Oakey Blvd.) and specializes in allergy. About Optum Care Nevada Optum Care Nevada is the state’s largest multispecialty medical group with … [Read more...] about Optum Care Lung and Allergy Care Adds a New Physician