Margaret M. McMahon, MD

Internal Medicine; Pediatrics
Loyola Center for Health

This provider is an independent medical practitioner who has been permitted to use the hospital's facilities and to exercise his or her independent medical judgment in the care and treatment of his or her patient.


Education & Credentials

Internship: Loyola University Medical Center

Residency: Loyola University Medical Center

Society: American Academy of Pediatrics; American College of Physicians; Loyola University Medical Center


Internal Medicine


Insurance Accepted

Blue Cross Blue Shield PPO
Blue Cross Blue Shield POS
Beech Street PPO
Humana PPO
Principal Healthcare PPO
Preferred Plan PPO
United Healthcare HMO
United Healthcare PPO
United Healthcare POS
Bankers Life & Casualty PPO
Blue Cross Blue Shield MCNP
Blue Shield MC
Blue Shield PPO
Cigna Healthplan PPO
Cigna Healthplan POS
Cigna Select Source Plus
Employers Health
One Health Plan
Private Healthcare Systems PPO
Preferred Network Access
Preferred Plan, Inc.
PPO Network (Priv. Hlthcr Sys)
State of Illinois PPO
United Healthcare Choice Plus HMO
United Healthcare Open Access
Wellmark Health Network PPO
Medicare Assignment