Corporate Office:26445 Rancho Parkway South
Lake Forest, CA 92630
Phone: (949) 716-1890
Fax: (949) 716-1897
Toll Free: (888) 300-4002
Also offices in Phoenix, AZ.
If you are a medical provider inquiring on status of payment, please contact our office at (949) 716-1891 and select option 5 or fax your inquiry to (949) 716-1897.
"Whenever I speak with the staff at Definiti it is a very satisfying experience. They are always friendly, helpful and very cordial. They respond immediately to requests for service and are happy to provide information about items including pricing and savings. They offer training sessions to give information about their products and services. I would recommend Definiti to anyone who likes to interact with an exceptional group of caring individuals."