Skip the wait and schedule your ER Reservation in under 2 mins! Text ‘ER Now’ to (610) 601-3139 to begin!

ER Wait Time: 8 minutes | If you are having a medical emergency, call 9-1-1.

Internal Medicine Faculty & Staff

Mathew program director

Program Director: Mathew Mathew, MD

Residency Internal Medicine, Mercy Suburban Hospital

Medical SchoolPhiladelphia College of Osteopathic Medicine


Associate Program Director: David Kalos, MD

Residency – Internal Medicine, Rochester General Hospital

Medical School Mohan Kumaramangalam Medical College, Salem, India

Core Faculty

Michael Lagnese, DO

Fellowship – Pulmonary & Critical Care Medicine

Temple University Hospital

Residency – Internal Medicine

Abington Memorial Hospital

Robert Pearlstein, DO

Fellowship: Geriatrics

Philadelphia Geriatric Center

Residency: Internal Medicine

Mercy Suburban Hospital

Rafal Sawicki, MD

Fellowship – Pulmonary/Critical Care Medicine

Maine Medical Center

Residency – Internal Medicine

Abington Memorial Hospital


Katrina Plachta

Program Coordinator

Featured Services



Surgical Services


Diagnostic Imaging


Family Medicine