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Meet Our Faculty, Staff and Residents

As teaching physicians, we take our role as faculty members very seriously. As medicine continues to change, we must keep current with quality measures, patient satisfaction trends and best practice recommendations. In doing so, we are able to provide our residents with the skills they need to treat and care for their patients and the community.


Raul G. Santos, MD, FACP, FASN
Raul G. Santos, MD, FACP, FASN Program Director

Sarah Vocelle, DO, FACOI Associate Program Director

Brandon Bergan, MD Core Faculty
Ali Khan, MD, FACP
Ali Khan, MD, FACP Core Faculty
David Mederos, DO, F.A.C.O.I.
David Mederos, DO, FACOI Core Faculty
Jason Nesmith, MD
Jason NeSmith, MD Core Faculty
B. Clay Sizemore, MD, FACC, FSCAI
B. Clay Sizemore, MD, FACC, FSCAI Subspecialty Education Coordinator-

Patrick Fenlon, MD Faculty

James Karas, MD, FACC Faculty
Frederick Johnson Jr., MD
Frederick Johnson Jr., MD Faculty
Greg Patterson, MD, FACS, CWS, FASA
Greg Patterson, MD, FACS, CWS, FASA Faculty

Administration Staff

Kristopher Palmer, DO, F.A.C.O.I, CHCQM-PHYADV
Kristopher Palmer, DO, FACOI, CHCQM-PHYADV Designated Institutional Official
Savannah McGowan, MHA
Savannah McGowan, MHA Institutional Coordinator
Meredith Robbins
Meredith Robbins Graduate Medical Education Coordinator


Ragin Alex, MD
Ragin Alex, MD PGY-2 Resident
Bilal Bajwa, MD
Bilal Bajwa, MD PGY-2 Resident
Barsbold Ganbat, DO
Barsbold Ganbat, DO PGY-2 Resident
Richard Ewoodzie, MD
Richard Ewoodzie, MD PGY-1 Resident

Rishi Kalia, DO PGY-1 Resident

Frazier Novak, MD PGY-1 Resident
Julia Patterson, DO
Julia Patterson, DO PGY-1 Resident
Xavia Taylor, DO
Xavia Taylor, DO PGY-1 Resident
Core Values
  • Quality
  • Leadership
  • Innovation
  • Community
  • Impact