After attending Karnataka Institute of Medical Sciences for medical school, Dr. Oommen completed his residency training at Brookdale University Hospital and Medical Center. His patients gave him an average rating of 4.5 out of 5 stars. He is an in-network provider for Blue Shield, Anthem, and Blue Cross/Blue Shield insurance. He has received professional recognition including the following: San Francisco Super Doctors. He speaks Indian Languages. Dr. Oommen's professional affiliations include John Muir Medical Center, Concord, John Muir Medical Center, Walnut Creek, and John Muir Physician Network.