Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. Mark Riddle xhas an overall rating of 5.0.


Dr. Mark Riddle, MD is a Doctor primarily located in Baltimore, MD, with another office in Baltimore, MD. He has 39 years of experience. His specialties include Psychiatry, Neurology and Child Psychiatry. Dr. Riddle is affiliated with Johns Hopkins University Hospital, Howard County General Hospital and Johns Hopkins Geriatrics Center. He speaks English.


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Locations & Directions

Johns Hopkins University Hospital

600 N Wolfe St
Baltimore, MD 21287

Johns Hopkins Hospital

1800 Orleans St
Baltimore, MD 21287

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