Karthik K. Challa, MD

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• AAH Preferred – Team Member Plan
• AAH Select – Team Member Plan
• AARP Medicare Advantage Access HMO
• Aetna Better Health Premier Plan MMAI
• Aetna Coventry (Aetna Medicare) HMO
• Aetna EPO
• Aetna HMO
• Aetna Managed Choice (MC) POS
• Aetna Medicare HMO
• Aetna Medicare POS
• Aetna Medicare PPO
• Aetna Medicare Value Plan PPO
• Aetna NAP - PPO
• Aetna Open Choice PPO
• Aetna POS
• Aetna Premier Care Network
• Aetna Select
• Aetna Signature Administrators PPO
• Aetna State of Illinois HMO
• Aetna State of Illinois Open Access Plus
• Aetna State of Illinois PPO
• Aetna Value Performance Network
• Beech Street Network PPO
• Benefit Plan Administrators (BPA)
• Benefits Services and Systems, Inc
• Blue Advantage HMO
• Blue Cross Community FHP
• Blue Cross Community ICP
• Blue Cross Community MMAI
• Blue Cross HMO Illinois
• Blue Cross Med Select PPO
• Blue Cross Medicare Advantage HMO
• Blue Cross Medicare Advantage HMO-POS
• Blue Cross Medicare Advantage PFFS
• Blue Cross Medicare Advantage PPO
• Blue Cross Medicare Supplement PPO
• Blue Medicare Advocate Health HMO
• Blue Precision HMO
• BlueCare Direct
• CHAMPVA
• Cigna APWU Health Plan Open Access Plus
• Cigna EPO
• Cigna Health Partners POS
• Cigna Healthspring True Choice PPO
• Cigna HMO
• Cigna NALC Health Benefits Plan
• Cigna Open Access Plus
• Cigna Open Access POS
• Cigna POS
• Cigna PPO
• Cigna-HealthSpring Medicare Advantage HMO
• Cofinity PPO
• Coventry / FirstHealth
• Coventry Health Care HMO
• Coventry Health Care Open Access POS
• Coventry Health Care POS
• Coventry Health Care PPO
• Devoted Health Medicare Advantage Core HMO
• Devoted Health Medicare Advantage Essentials HMO
• Devoted Health Medicare Advantage Prime HMO
• First Health Network PPO
• FirstHealth / Coventry Personal Care
• Galaxy Health Network PPO
• Great West Healthcare - Cigna EPO
• Great West Healthcare - Cigna PPO
• HealthLink PPO
• HealthSmart Preferred PPO
• HST Care Connect EPO
• HST Care Connect PPO
• Humana Choice POS
• Humana Community Select HMO
• Humana HMO
• Humana Illinois CCN HMO
• Humana Medicare Advantage HMO
• Humana Medicare Choice PPO
• Humana Medicare Gold Plus HMO
• Humana Medicare Supplement Plan
• Humana MMAI
• Humana National HMO
• Humana National POS
• Humana National POS - Open Access
• Humana POS
• Humana PPO
• Medicare
• Meridian
• Meridian MMAI
• MultiPlan PPO
• PHCS PPO
• SEIU – Local 4 HMO
• SEIU – Local 4 PPO
• SIHO PPO
• Tricare Prime
• UFCW Local 1546 Health and Welfare Fund (UMC)
• UHC / AARP Medicare Advantage Value HMO - POS
• UHC / AARP Medicare Complete HMO
• UHC / AARP Medicare Complete Plan 1 HMO
• UHC / AARP Medicare Complete Plan 2 HMO
• UHC / AARP Medicare Supplement
• UHC National Railway Carriers & United Transportation Union Health and Welfare
• UHC Railroad Employees National Health & Welfare Plan
• UHC/ AARP Medicare Advantage Choice PPO
• UniCare PPO
• Union Health Services, Inc.
• Union Medical Care PPO
• United Health One Golden Rule
• United Healthcare Charter HMO
• United Healthcare Choice Plus PPO
• United Healthcare Choice PPO
• United Healthcare Core PPO
• United Healthcare Group Medicare Advantage PPO
• United Healthcare Indemnity
• United Healthcare Medica
• United Healthcare Medicare Complete Assure PPO
• United Healthcare Navigate HMO
• United Healthcare NexusACO OA
• United Healthcare NexusACO R
• United Healthcare Options PPO
• United Healthcare Oxford
• Wellcare Health Plans HMO

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