> > > > Dr. Gerald O'Brien, MD
Dr. Gerald Martin O'Brien MD is a male Anesthesiologist, has 27 years of experience and practices in Internal Medicine, Critical Care Medicine, Pulmonary Disease, and Critical Care Medicine.
Dr. Gerald O'Brien has 8 office locations.
Christiana Care Health Services
4745 Ogletown Stanton Rd
Ste 105
Newark, DE 19713

Phone Number
Locations and availability (8)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

  • Currently 4 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. Gerald O'Brien is Excellent. Dr. O'Brien has been reviewed by 1 patients who have provided 1 comments. The rating is 4 out of 4 stars.

Patient Ratings
Courteous Staff 1.0
  • Currently 1 of 4 stars
Accurate Diagnosis 3.0
  • Currently 3 of 4 stars
Bedside Manner 3.0
  • Currently 3 of 4 stars
Spends Time with Me 3.0
  • Currently 3 of 4 stars
Follows Up After Visit 3.0
  • Currently 3 of 4 stars

Specialties & Research

Dr. Gerald O'Brien, MD is board certified in Internal Medicine, Critical Care Medicine, and Pulmonary Disease.

  • He has special expertise in 6 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Asthma
  • Congenital Heart Defects
  • Connective Tissue Diseases
  • Lung Diseases
  • Pulmonary Hypertension

Education & Awards

Dr. O'Brien graduated from Ponce School of Medicine .


Dr. O'Brien has 6 hospital affiliations:

  • Christiana Care Health Services 
  • St Francis Hospital 

Accepted Insurance Plans

Dr. O'Brien accepts these health insurances in at least one office:

  • Independence Blue Cross - 2 plans
  • Humana - 2 plans
  • United Healthcare - 17 plans
  • Cigna - 2 plans
  • Blue Cross Blue Shield of Delaware - 1 plan
  • Unicare - 5 plans
  • USA H & W Network - 1 plan

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Additional Information
Where does Dr. Gerald M. O'Brien practice?
Dr. Gerald O'Brien practices Internal Medicine, Critical Care Medicine, Pulmonary Disease, and Critical Care Medicine near Newark, DE.
Additional practice locations include: Philadelphia, PA and Wilmington, DE.
See Newark Internists, Newark Critical Care Practitioners, Newark Pulmonologists, and Newark Anesthesiologists.