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Board Certification and Academic Information
Academic Departments Internal Medicine - Primary Academic Divisions Pulmonary
Patient Rating
4.7/5The Patient Rating score is an average of all responses to care provider related questions on our nationally-recognized Press Ganey Patient Satisfaction Survey.
Responses are measured on a scale of 1 to 5 with 5 being the best score.
Patient Comments
Patient comments are gathered from our Press Ganey Patient Satisfaction Survey and displayed in their entirety.
Patients are de-identified for confidentiality and patient privacy.November 21, 2022Very caring doctor.
November 13, 2022Dr Callahan is awesome!
November 11, 2022Did not seem aware of elevated heart rate.
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Board Certification and Academic Information
Academic Departments Internal Medicine -Primary Academic Divisions Pulmonary
Education history
Fellowship Pulmonary and Critical Care Medicine - University of Virginia Health System Chief Fellow Pulmonary and Critical Care Medicine - University of Virginia Health System Fellow Residency Internal Medicine - University of Michigan Health System Resident Internal Medicine - University of Michigan Health System Intern Professional Medical Medicine - University of Virginia School of Medicine M.D. Government and Biology - University of Virginia B.A.