Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
Find Dr. O'brien's expertise for a condition
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- Advanced
- TracheitisDr. O'brien isAdvanced. Learn about Tracheitis.
- Experienced
- CellulitisDr. O'brien isExperienced. Learn about Cellulitis.
- ColitisDr. O'brien isExperienced. Learn about Colitis.
- Conjunctivitis (Pink Eye)Dr. O'brien isExperienced. Learn about Conjunctivitis (Pink Eye).
- COVID-19Dr. O'brien isExperienced. Learn about COVID-19.
- EmpyemaDr. O'brien isExperienced. Learn about Empyema.
- EthmoiditisDr. O'brien isExperienced. Learn about Ethmoiditis.
View All 17 Experienced Conditions
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