PPO Plans Choose Altais Medical Group: PPO Plans To confirm whether your Altais Medical Group physician participates in any of these PPO products, please refer to the health plan websites listed below. Aetna 888-632-3862 aetna.com Aetna Stanford Health Care Alliance 855-345-7422 stanfordhealthcarealliance.org America’s Choice Provider Network 855-300-8664 acpnusa.com Anthem 866-791-5538 anthem.com Cigna 800-882-4462 TTY: Cigna 866-494-2111 TTY: GWH-Cigna cigna.com Coventry (including First Health) 800-937-6824 directprovider.com Fortified Provider Network (FPN) 866-955-4376 fortifiedprovider.com Health Net 800-641-7761 healthnet.com Humana/ChoiceCare Network 800-626-2741 humana.com Interplan Health Group (IHG)/HealthSmart 866-511-4757 healthsmart.com MultiPlan (includes PHCS) 800-950-7040 multiplan.com Provider Network of America (PNOA) 800-472-2636 pnoa-ppo.com UnitedHealthcare 877-842-3210 uhc.com SutterSelect 866-868-1320 sutterselect.tpa.com Three Rivers Provider Network (TRPN) 800-966-8776 trpnppo.com USA Managed Care Organization 800-872-3860 TTY: x 4889 usamco.com Zelis (NPP/Stratose) zelis.com View all Insurances Accepted