Gerald O’Brien MD became an Internal Medicine doctor in 1983. Male doctor.


Dr. O’Brien specializes in the following:

Internal Medicine


New Castle 4745 Ogletown Stanton Rd Ste 105
DE  19713

phone: 302-368-5515

fax: 215-707-6867




Dr. O’Brien was educated at the following institutions:

Medical School Attended:

Ponce Sch Of Med, Ponce Pr 00732

Specialist training

Temple Univ Hosp, Pulmonary Diseases; Christiana Care Hlth Servs Inc, Internal Medicine

Year of Graduation:


Doctor Gerald O’Brien About

Critical Care Medicine-Internal Medicine Doctor primary specialty

Pulmonary Diseases Doctor secondary specialty

Office Based Practice major activity

Hospital and Physician Certification:

Temple University Hospital, Philadelphia, Pa
Pulmonary Associates
Internal Medicine

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