Joseph Pennington III, MD Top Doctor 701 N Clayton St Ste 533A Wilmington, Delaware, 19805 Phone: 302-762-3585 Company Name: ChristianaCare Health System Doctor Category: Cardiology and Electrophysiology Profile Let this business know you found them on Delaware Today's Online Directories. Locations Wilmington 701 N Clayton St Ste 533A Wilmington, Delaware 19805 Claim/Edit Listing