Faculty & Staff

Nils Nickel, M.D.

Nils Nickel, M.D.


  • Associate Professor
  • Division of Pulmonary and Critical Care Medicine
  • Program Director 
Sheldon Rao, M.D.

Sheldon Rao, M.D.


  • Assistant Professor
  • Division of Pulmonary and Critical Care Medicine
  • Associate Program Director
Harold W. Hughes, M.D.

Harold W. Hughes, M.D.


  • Associate Professor, Chief
  • Division of Pulmonary and Critical Care Medicine
Landy Luna Diaz, M.D.

Landy Luna Diaz, M.D.


  • Assistant Professor
  • Division of Pulmonary and Critical Care Medicine
Mariana Perlasca, C-TAGME

Mariana Perlasca, C-TAGME


  • Residency Program Coordinator
Myrna Vasquez

Myrna Vasquez


  • Associate Director of Academic Programs

Pulmonary and Critical Care Fellowship Program

If you have any further questions contact the fellowship program coordinator:

Office: 915-215-4758

E-mail: mperlasc@ttuhsc.edu