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specialties & services

  • Bio & Insurance Information

    Dr. John Karis graduated the medical school of Duke University and did his internship at University of North Carolina Hospitals. He completed his residency program at Duke University Hospital and his fellowship at Barrow Neurological Institute. Dr. Karis is specialized in Radiology and board certified in Diagnostic Radiology and Neuroradiology. He has been in practice for more than 20 years and is affiliated with St. Joseph's Hospital and Medical Center. During his career, he has also contributed to several publications of medical interest.

  • Education & Training


    Duke University School of Medicine, Durham NC Graduated in 1987

    Medical School


    University Of North Carolina At Chapel Hill School Of Medicine, Chapel Hill Nc



    Duke University School of Medicine, Durham NC



    Barrow Neurological Institute


  • Board Certifications

    American Board of Radiology - Diagnostic Radiology

    American Board of Radiology - Neuroradiology

  • Hospital & Practice

    St. Joseph's Hospital and Medical Center

    Languages: English/Spanish

    (602) 406-3000

    350 W Thomas Rd

    Phoenix, Arizona 85013

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  • Publications & Memberships

    Dr. John Karis has contributed to 3 publications.

    A Spiral Spin-Echo MR Imaging Technique for Improved Flow Artifact Suppression in T1-Weighted Postcontrast Brain Imaging: A Comparison with Cartesian Turbo Spin-Echo.

    Li, Z.,Hu, H. H.,Miller, J. H.,Karis, J. P.,Cornejo, P.,Wang, D.,Pipe, J. G.; AJNR Am J Neuroradiol. 2015 Nov 28.

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    Sliding-slab three-dimensional TSE imaging with a spiral-In/Out readout.

    Li, Z.,Wang, D.,Robison, R. K.,Zwart, N. R.,Schär, M.,Karis, J. P.,Pipe, J. G.; Magn Reson Med. 2015 Mar 11.

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    Arterial spin labeled perfusion imaging using three-dimensional turbo spin echo with a distributed spiral-in/out trajectory.

    Li, Z.,Schär, M.,Wang, D.,Zwart, N. R.,Madhuranthakam, A. J.,Karis, J. P.,Pipe, J. G.; Magn Reson Med. 2015 Mar 11.

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    American Society of Neuroradiology

    Radiological Society of North America