Core Team:

Huan Giap, MD, Ph.D.

Huan Giap, MD, Ph.D. (SIMBA)

  • Founder and Chief Executive Officer of SIMBA, LLC
  • Director of Proton Therapy, University of Miami Sylvester Cancer Center
  • Director of Clinical Research and Chief of Breast, Lung and GI at Scripps Proton Therapy Center
  • Adjunct Clinical Professor at University of California at San Diego
  • Founder and CEO of Virtual Reality Medical Applications Inc (
  • Medical device inventor: Two utility patents granted from US Patent Office.
  • Past Chief Medical Officer for Advanced Particle Therapy, LLC, which developed proton centers in U.S.: San Diego, Baltimore, and Atlanta.
  • International lecturer on advanced cancer therapy (proton, SBRT, and brachytherapy)
  • Authors of book, several book chapters, and several dozen of peer-reviewed scientific articles.
  • Co-Editor-in-chief of Translational Cancer Research Journal and International Journal of Medical Physics, Clinical Engineering, and Radiation Oncology.
  • Leadership and expert panel positions in PTCOG, CyberKnife Society, ASTRO, ACR.
  • ACR Board-certified Radiation Oncologist.
  • Medical Scientist Training Program at the University of Texas Health Science Center at Houston and M.D. Anderson Cancer Center.
  • PhD in Medical Physics and Master of Science in Nuclear Engineering


Reza Shirazi, MD, MS, EE

Reza Shirazi, MD, MS, EE

  • President of SIMBA, LLC
  • Adjunct Professor, Department of Physics at San Diego State University
  • International Lecturer and several peer reviewed publications with interest in CyberKnife and Calypso technology
  • Chair of American Cancer Society Leadership Council, San Diego County 2011-2014
  • Board of American Cancer Society Leadership Council, San Diego County 2009-present
  • Board of Directors of Genesis Healthcare Partners and Western Cancer Center, San Diego from 2011-present
  • Cancer Liaison Physician, American College of Surgeon's Commission on Cancer , Alvarado Hospital Medical Center 2011 – 2014
  • Medical Board of Directors, Persian-American Cancer Institute (PACI)
  • Top Doctors San Diego Magazine 2010, 2014, 2016, 2017 and 2018.
  • ACR Board-certified Radiation Oncologist
  • Doctor of Medicine and Master of Science in Applied Physiology, Chicago Medical School
  • Magna Cum Laude in Electrical Engineering & Computer Science, California State University Los Angeles
  • 1996 NASA & Jet Propulsion Laboratories, Outstanding Engineer of the Year Award


Kevin Murphy, M.D.                                (UCSD)

Michael T. Murphy, M.D.

  • Vice-Chair of Department of Radiation Medicine and
  • Applied Sciences at University of California at San Diego.
  • Associate Professor and Director of Strategy and
  • Business Development
  • International lecturer on advanced cancer therapy (SRS,
  • SRBT, and pediatric oncology)
  • Authors of dozens of peer-reviewed scientific journals
  • and book chapters.
  • ACR Board-certified Radiation Oncologist.



Roland Udenze AIA.                                

Roland Udenze AIA

  • Internationally renowned architect that received his training at the University of Louisiana in Lafayette. He has honed his craft partnering with various design teams globally. In his career, Roland has designed multiple projects in over ten states in USA. Outside of US you can find his work in Mexico, Egypt, Ireland, England, Singapore, and China. He holds Architecture and Construction licenses in the US and hs been recognized by both the Royal Institute of Architects in Ireland and the American Institute of Architects in US.
  • American Institute of Architects
  • Royal Institute of the Architects of Ireland 2,000th Member
  • Authors of dozens of peer-reviewed scientific journals
  • and book chapters.
  • National Council of Architectural Registration Boards
  • Certified Building Contractor Florida



Steve Eisenberg, DO                              

Stephen Eisenberg, DO

  • Medical Oncologist at California Cancer Associates for Research and Excellence, Inc
  • Board-certified in Internal Medicine, Medical Oncology and Hematology
  • Medical School at Philadelphia College of Osteopathic Medicine
  • Fellowship at the Georgetown University Medical Center, Vincent T. Lombardi Comprehensive Cancer Center
  • Co-Founder of Workup, a health information technology startup
  • Investigator in a variety of clinical trials for GI malignancies. He has published articles on novel treatments for colon cancer
  • Special interests include breast cancer, colon cancer, lung cancer, prostate cancer, cancer prevention, patient engagement and integrative oncology


John LeVan, Ph.D.                                                

John LeVan, Ph.D.

  • Professor and Chairman, department of Medical Radiation Physics at Rosalind Franklin University. Associate professor of Radiology at the Chicago Medical School.
  • Over 130 published scientific papers/book chapters, books and reports in the fields of Radiology and Radiation Medicine, Medical Physics, and Political Science.
  • Trained over 300 M.S. Ph.D. and M.D. professionals in the field of Nuclear Medical Radiation Physics and Radiation Medicine.
  • Three patents, two on the radioprotective and tumoricidal effects of a pharmaceutical compound, and one on a new cancer radiation therapy protocol known as Dynamic Proton Radiation Topotherapy.
  • Ph.D. at University of Saint Louis.


Phien Ngoc Huynh, Ph.D.

Phien Ngoc Huynh, Ph.D.

  • Chairman, Board of Directors, Amata (Vietnam) Joint Stock Company
  • President and CEO, Amata (Vietnam) Joint Stock Company,January 2005-June 2012
  • Professor and Dean, School of Advanced Technologies, Asian Institute of Technology(AIT), Bangkok
  • Vice President, in charge of Viet Nam's Projects, Amata Corporation Public Company Limited, 1992 - 2004
  • Associate Professor and Chairman, Computer Science, AIT, Bangkok, 1986-1989
  • Author or Co-Author of about 200 papers and Technical Reports in the field of Applied Mathematics for Engineering applications.
  • Advised or Supervised over 200 Master Theses and Doctoral Dissertations.
  • Provided all assistance to over 3,200 Vietnamese who have graduated ( Master and Ph.D degrees) from AIT.
  • Doctor of Technical Science (Ph.D.)
  • Master of Science and Doctor of Technical Science, AIT, Bangkok
  • B.Sc and B.A at Hue University, Viet Nam


Anna Nguyen, BS                                                      (SIMBA)

Anna Nguyen, BS

  • Chief Finance Officer for SIMBA, LLC
  • CEO of Zion-Page, LLC.  Setting up new private medical practices, obtaining finance, staff training, billing & account receivable, negotiation contracts with hospitals.
  • Bachelor of Art in Finance at the University of Texas at Austin


Hanh Le, M.D.                                                              (SIMBA)

Hanh Le, M.D.

  • Director of Clinical Operation for SIMBA, LLC
  • 15 years of medical private practice and management.
  • Board-certified by American Board of Obstetrics and Gynecology.
  • Medical school and training at the University of Texas


Mick Nguyen, D.C.                                                      (SIMBA)

Mick Nguyen, D.C.

  • Director of Marketing and Operation for SIMBA, LLC
  • 10 years of private practice and management in Dallas
  • Board certification by National Board of Chiropractic Examiner
  • Doctor of Chiropractic at Texas Chiropractic College.