Keenan Customer Service: 888-773-7218 Call Center Support M-F 6:00 am to 5:00 pm PST Keenan MESA 24/7 Online Access: https://keenan-mesa.javelinaweb.com Keenan oversees member eligibility, issues benefit verification for providers, claims, appeals, copay, co-insurance, deductible, EOB questions, Provider Finder assistance并协调请求重复的医疗身份证。许多服务可在Keenan Mesa Portal在线获得。