How do i contact keystone health plan customer service? Fax: 215-238-2549 Customer Service Keystone Health Plan East HMO/POS Mon. – Fri., 8 a.m. – 6 p.m. 1-800-ASK-BLUE (1-800-275-2583) Personal Choice ® PPO Mon. – Fri., 8 a.m. – 6 p.m. 1-800-ASK-BLUE (1-800-275-2583) Federal Employee Program (FEP) Mon. – Fri., 8 a.m. – 5 p.m. 215-241-4400: Keystone 65 HMO/POSHow do i contact keystone first community health choices? By phone For questions about... Call... Keystone First Community HealthChoices Provider Services: 1-800-521-6007 Prior authorizations Utilization Management: 1-800-521-6622 Prior authorization after hours Nurse Call Line: 1-855-332-0117 Peer-to-Peer Hotline Peer-to-Peer Hotline: 1-800-521-6622 1 more rows ...What is keykeystone health? Keystone Health improves the health and quality of life of the people and communities we serve. Keystone Health Center is supported by the Health Resources and Services Administration (HRSA) of the U.S. Department of Health and Human Services (HHS).Can i see any doctor with a keystone hmo plan? With a Keystone HMO plan from Independence Blue Cross, you can see any doctor or visit any hospital in the Keystone Health Plan East network. You pick a primary care physician (PCP), or family doctor, to coordinate your care. Your PCP will treat you for general health needs and refer you to specialists as needed.