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. Callahan's expertise for a condition
ConditionClose
- Distinguished
- AppendicitisDr. Callahan isDistinguished. Learn about Appendicitis.
- Advanced
- Intussusception in ChildrenDr. Callahan isAdvanced. Learn about Intussusception in Children.
- Experienced
- Bile Duct CystsDr. Callahan isExperienced. Learn about Bile Duct Cysts.
- Cavernous LymphangiomaDr. Callahan isExperienced. Learn about Cavernous Lymphangioma.
- Infantile Pyloric StenosisDr. Callahan isExperienced. Learn about Infantile Pyloric Stenosis.
- Lymphofollicular HyperplasiaDr. Callahan isExperienced. Learn about Lymphofollicular Hyperplasia.
- Shaken Baby SyndromeDr. Callahan isExperienced. Learn about Shaken Baby Syndrome.
- SplenectomyDr. Callahan isExperienced. Learn about Splenectomy.
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