Our Team

Houston Methodist Hospital has more than 800 beds with 5 ICUs and 130 ICU beds. Our progressive clinical pharmacy department has 9 dedicated clinical pharmacy specialists with over 110 years combined ICU experience.

Critical Care Preceptors


Cardiovascular Surgery ICU (40 beds)


Fariedeh Bostan, PharmD
Clinical Specialist in Critical Care, Cardiovascular ICU
BS Pharmacy, University of Texas
PharmD, University of Florida

Leah Sanchez, PharmD, BCPS
Clinical Specialist in Critical Care, Cardiovascular ICU
PharmD, University of Missouri—Kansas City
PGY1, Houston Methodist Hospital, Houston, TX
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

Coronary Care ICU (18 beds)


Kevin Donahue, PharmD, BCPS
Clinical Specialist in Critical Care, Coronary Care Unit
PharmD, The Ohio State University
PGY1, Houston Methodist Hospital, Houston, TX
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

David Putney, PharmD, BCPS (AQ-Cardiology)
Clinical Specialist in Critical Care, Coronary Care Unit
PharmD, University of Houston
PGY1, University of Texas Medical Branch, Galveston, TX

General Surgery & Liver ICU (28 beds)


Jeff Hall, PharmD
Clinical Specialist in Critical Care, General Surgery & Liver ICU
PharmD, University of Houston
PGY1, Houston Methodist Hospital, Houston, TX

Kalliopi Schumer, PharmD, BCPS
Clinical Specialist in Critical Care, General Surgery & Liver ICU
PharmD, Purdue University
PGY1, Seton Family of Hospitals, Austin, TX
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

Medical ICU (24 beds)


Rebeca Halfon, PharmD
Clinical Specialist in Critical Care, Medical ICU
BS Pharmacy, University of Houston
PharmD, University of Florida

Michael Sirimaturos, PharmD, BCNSP
Program Director , PGY2 Critical Care Residency
Clinical Specialist in Critical Care, Medical ICU
PharmD, The University of Mississippi
PGY1, Houston Methodist Hospital, Houston, TX
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

Neurosurgery ICU (20 beds)


Valerie Belden, PharmD, BCPS
Clinical Specialist in Critical Care, Neurosurgery ICU
PharmD, Lake Erie College of Osteopathic Medicine
PGY1, Saint Vincent Health Center Erie, PA
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

Elective Preceptors


Bone Marrow Transplant


James Cox, PharmD
Clinical Specialist in Hematology/Oncology
PharmD, University of Texas
PGY1, University Hospital and UTHSCSA, San Antonio, TX
PGY2 Oncology, Nebraska Medical Center, Omaha, NE

Emergency Medicine


Daniela Espino, PharmD, BCPS
Clinical Specialist in Critical Care, Emergency Department
PharmD, Hampton University
PGY1, University of Texas Medical Branch, Galveston, TX
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

Infectious Diseases


Will Musick, PharmD, BCPS (AQ-ID)
Clinical Specialist in Infectious Diseases
PharmD, University of Kentucky
PGY1, University of North Carolina Hospitals, Chapel Hill, NC
PGY2 Infectious Diseases, University of North Carolina
Hospitals, Chapel Hill, NC

Solid Organ Transplant


Kyle Dawson, PharmD, BCPS
Clinical Specialist in Solid Organ Transplant
PharmD, University of Toledo
PGY1, Houston Methodist Hospital, Houston, TX
PGY2 Solid Organ Transplant, Houston Methodist Hospital
Houston, TX

Amaris Fuentes, PharmD, BCPS
Clinical Specialist in Solid Organ Transplant
PharmD, University of Houston
PGY1, Houston Methodist Hospital, Houston, TX
PGY2 Critical Care, Houston Methodist Hospital, Houston, TX

Jill Krisl, PharmD
Clinical Specialist in Solid Organ Transplant
PharmD, University of Colorado, Denver
PGY1, Medical University of South Carolina, Charleston, SC
PGY2 Critical Care, Medical University of South Carolina, Charleston, SC
Transplant Fellowship, University of Cincinnati, Cincinnati, OH

Samir Patel, PharmD, BCPS
Clinical Specialist in Solid Organ Transplant
PharmD, University of the Sciences in Philadelphia
PGY1, Thomas Jefferson University Hospital, Philadelphia, PA
PGY2 Solid Organ Transplant/Immunology, Methodist Healthcare/University Hospital, Memphis, TN
Valerie Belden, PharmD, BCPS

Fariedeh Bostan, BS, PharmD

Daniela Espino, PharmD, BCPS

Kalli Schumer, PharmD, BCPS

Rebeca Halfon, BS, PharmD

Jeff Hall, PharmD

Michael Liebl, BS, PharmD, BCPS

Samir Patel, PharmD, BCPS

David Putney, PharmD, BCPS

Michael Sirimaturos, PharmD, BCNSP, Program Director

Joshua Swan, PharmD, MPH, BCPS