Patient Reviews

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


Dr. Mark O'Callaghan, MD is a Doctor primarily located in Seattle, WA, with other offices in Seattle, WA and Seattle, WA (and 4 other locations). His specialties include Radiology and Diagnostic Radiology. Dr. O'Callaghan is affiliated with Northwest Hospital & Medical Center and Via Radiology. He speaks English.


Find out the languages this doctor/ or staff may speak.

Locations & Directions

11011 Meridian Ave N
Seattle, WA 98133

1560 N 115th St
Seattle, WA 98133

1551 NW 54th St
Seattle, WA 98107

10330 Meridian Ave N
Seattle, WA 98133

209 Martin Luther King Jr Way
Tacoma, WA 98405

825 Eastlake Ave E
Seattle, WA 98109

1959 NE Pacific St
Seattle, WA 98195

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