Astrana Health Provider Portal Our Services Atlas Healthcare Physicians of Southern California, IPA can help you make better health decisions. Read More Hispanic Physicians has processes in place to provide access to staff for members and practitioners seeking information about the Utilization Management process and the authorization of care. We are the premier Independent Physician Association dedicated to serving the Hispanic communities in the greater Los Angeles area. We are the premier Independent Physician Association dedicated to serving the Hispanic communities in the greater Los Angeles area. Our new DBA name will be Atlas Healthcare Physicians, effective October 1, 2025. We are the premier Independent Physician Association dedicated to serving the Hispanic communities in the greater Los Angeles area. Provider offices can utilize the portal to submit claims electronically and review claims status, history and payment distribution. Hispanic Physicians accepts an extensive variety of claim forms such as UB-04, CMS-1500, PM160 and more. As a leader in population healthcare management, Astrana Health boasts one of the largest networks of Independent Physicians Associations (IPAs) in California and in the U.S. Our new DBA name will be Atlas Healthcare Physicians, effective October 1, 2025.