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).
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The overall average patient rating of Dr. Barbara O'Brien is Good.
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Menopause Patient Education Read our patient education guide on how menopause progresses and stages and different types that occur in women, such as perimenopasue and postmenopause.Before Visiting Dr. O'Brien Learn More
Specialties & Research
Dr. Barbara O'Brien, DO is board certified in Family Medicine.
- She has special expertise in 1 area:
- High Cholesterol (Hypercholesterolemia)
Education & Awards
Dr. O'Brien graduated from A.T. Still University - Kirksville. She has 2 awards.
Dr. O'Brien has 12 hospital affiliations:
- St Anthonys Medical Center
- St Lukes Hospital
Similar doctors nearby
- Additional Information
- Dr. Barbara Anne O'Brien DO is a female Family Practitioner, has 12 years of experience and practices in Family Medicine.
- Where does Dr. Barbara A. O'Brien practice?
- Dr. Barbara O'Brien has 3 office locations.
Dr. Barbara O'Brien practices Family Medicine near Ballwin, MO.
Additional practice locations include: Saint Louis, MO and Festus, MO.
See Ballwin Primary Care Doctors.