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'halloran's expertise for a condition
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- Advanced
- Embryonal Tumor with Multilayered Rosettes
- MedulloblastomaDr. O'halloran isAdvanced. Learn about Medulloblastoma.
- Pediatric Low-Grade Glioma (pLGG)Dr. O'halloran isAdvanced. Learn about Pediatric Low-Grade Glioma (pLGG).
- Experienced
- Brain Stem CancerDr. O'halloran isExperienced. Learn about Brain Stem Cancer.
- Diffuse Midline Glioma H3 K27M-MutantDr. O'halloran isExperienced. Learn about Diffuse Midline Glioma H3 K27M-Mutant.
- Ewing SarcomaDr. O'halloran isExperienced. Learn about Ewing Sarcoma.
- GliomaDr. O'halloran isExperienced. Learn about Glioma.
- Hereditary NeuroblastomaDr. O'halloran isExperienced. Learn about Hereditary Neuroblastoma.
- Hereditary RetinoblastomaDr. O'halloran isExperienced. Learn about Hereditary Retinoblastoma.
View All 14 Experienced Conditions
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