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Office
202 10th St SE
Ste 225
Cedar Rapids, IA 52403Phone+1 319-364-7101Fax+1 319-363-1993
Education & Training
- Fitzsimons Army Medical CenterFellowship, Cardiovascular Disease, 1983 - 1985
- Fitzsimons Army Medical CenterResidency, Internal Medicine, 1980 - 1983
- Des Moines University College of Osteopathic MedicineClass of 1977
Certifications & Licensure
- IA State License 1978 - 2025
- NV State License 1978 - 2022
- AZ State License 1987 - 2010
- GA State License 1985 - 1989
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Cardiovascular Disease
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2012
- Fellow (FACC) American College of Cardiology
Publications & Presentations
PubMed
- 95 citationsFactors Affecting Perceptual Threshold in Argus II Retinal Prosthesis Subjects.Ashish Ahuja, J Yeoh, Jessy D. Dorn, Avi Caspi, Varalakshmi Wuyyuru
Translational Vision Science & Technology. 2013-04-01 - 60 citationsBrightness as a Function of Current Amplitude in Human Retinal Electrical StimulationScott H. Greenwald, Alan Horsager, Mark S. Humayun, Robert J. Greenberg, Matthew J. McMahon
Investigative Ophthalmology & Visual Science. 2009-11-01 - 173 citationsBlind subjects implanted with the Argus II retinal prosthesis are able to improve performance in a spatial-motor taskAshish Ahuja, Jessy D. Dorn, Avi Caspi, Matthew J. McMahon, Gislin Dagnelie
The British Journal of Ophthalmology. 2011-04-01
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