Current Residents
Sarah Cornelius, PharmD
PGY1 Pharmacy Resident
Email: scornelius2@houstonmethodist.org
Sarah grew up in Katy, Texas. She went on to complete her pre-pharmacy studies and later earn her Doctor of Pharmacy degree from the University of the Incarnate Word Feik School of Pharmacy in 2026. Her current interest includes hematology/oncology, with aspirations to pursue a PGY2 residency in this specialty. In her free time, Sarah enjoys reading, swimming, cooking, and spending time with her family.
Major research project: Impact of Systemic Corticosteroids on Cystatin C Levels in Hospitalized Adults
Quality improvement project: Review of Intranasal Medication Order Set to Evaluate Safety Outcomes, Dosing Appropriateness, and Clinical Effectiveness
Continuing education program: Management of Acute Severe Ulcerative Colitis
PGY1 Pharmacy Resident
Email: scornelius2@houstonmethodist.org
Sarah grew up in Katy, Texas. She went on to complete her pre-pharmacy studies and later earn her Doctor of Pharmacy degree from the University of the Incarnate Word Feik School of Pharmacy in 2026. Her current interest includes hematology/oncology, with aspirations to pursue a PGY2 residency in this specialty. In her free time, Sarah enjoys reading, swimming, cooking, and spending time with her family.
Major research project: Impact of Systemic Corticosteroids on Cystatin C Levels in Hospitalized Adults
Quality improvement project: Review of Intranasal Medication Order Set to Evaluate Safety Outcomes, Dosing Appropriateness, and Clinical Effectiveness
Continuing education program: Management of Acute Severe Ulcerative Colitis
Joseph C. Havens Jr., PharmD
PGY1 Pharmacy Resident
Email: jchavens@houstonmethodist.org
Joseph was born and raised in Virginia Beach, Virginia and completed his undergraduate education at the University of Virginia where he double majored in chemistry and biology. He then earned his Doctor of Pharmacy in 2026 jointly from the University of Texas at Austin College of Pharmacy and the University of Texas Health Science Center - San Antonio. His current interests include oncology, pediatrics, and caring for the underserved. He plans to pursue a PGY2 in oncology or pediatrics. Outside of pharmacy, Joseph enjoys running, snow skiing, spending time outdoors, and exploring new restaurants in Houston.
Major research project: Norepinephrine and Vasopressin Use in Addition to Octreotide for Suspected Variceal Bleeding
Quality improvement project: Evaluation of Standardized Causes for Administration of Naloxone as a Reversal Agent
Continuing education program: Oncofertility: Fertility and Chemotherapy
PGY1 Pharmacy Resident
Email: jchavens@houstonmethodist.org
Joseph was born and raised in Virginia Beach, Virginia and completed his undergraduate education at the University of Virginia where he double majored in chemistry and biology. He then earned his Doctor of Pharmacy in 2026 jointly from the University of Texas at Austin College of Pharmacy and the University of Texas Health Science Center - San Antonio. His current interests include oncology, pediatrics, and caring for the underserved. He plans to pursue a PGY2 in oncology or pediatrics. Outside of pharmacy, Joseph enjoys running, snow skiing, spending time outdoors, and exploring new restaurants in Houston.
Major research project: Norepinephrine and Vasopressin Use in Addition to Octreotide for Suspected Variceal Bleeding
Quality improvement project: Evaluation of Standardized Causes for Administration of Naloxone as a Reversal Agent
Continuing education program: Oncofertility: Fertility and Chemotherapy
Kennedi Jackson, PharmD
PGY1 Pharmacy Resident
Email: kjackson6@houstonmethodist.org
Kennedi was born and raised in Cypress, Texas. She earned her Bachelor of Science in Chemistry from North Carolina A&T State University in 2022 and went on to receive her Doctor of Pharmacy degree from Howard University College of Pharmacy in 2026. Her professional interests include oncology and internal medicine, and she aspires to pursue a PGY2 residency in one of these specialties. Outside of pharmacy, Kennedi enjoys cooking, baking, exploring new restaurants, and spending time with family.
Major research project: Real-World Management and Outcomes of the Apixaban–Posaconazole Interaction in Hematologic Malignancy or Hematopoietic Stem Cell Transplant
Quality improvement project: Acute Care Electrolyte Replacement Order Set
Continuing education program: Kratom and Other Over-the-Counter Addictive Substances
PGY1 Pharmacy Resident
Email: kjackson6@houstonmethodist.org
Kennedi was born and raised in Cypress, Texas. She earned her Bachelor of Science in Chemistry from North Carolina A&T State University in 2022 and went on to receive her Doctor of Pharmacy degree from Howard University College of Pharmacy in 2026. Her professional interests include oncology and internal medicine, and she aspires to pursue a PGY2 residency in one of these specialties. Outside of pharmacy, Kennedi enjoys cooking, baking, exploring new restaurants, and spending time with family.
Major research project: Real-World Management and Outcomes of the Apixaban–Posaconazole Interaction in Hematologic Malignancy or Hematopoietic Stem Cell Transplant
Quality improvement project: Acute Care Electrolyte Replacement Order Set
Continuing education program: Kratom and Other Over-the-Counter Addictive Substances
Sydney Mohr, PharmD
PGY1 Pharmacy Resident
Email: semohr@houstonmethodist.org
Sydney was born in Houston, Texas and raised in Acton, Massachusetts, where she completed her pre-pharmacy studies at Providence College in Providence, Rhode Island. She went on to earn her Doctor of Pharmacy degree from the University of Houston College of Pharmacy in 2026. Her current interest includes solid organ transplant and critical care, with aspirations to pursue a PGY2 residency in one of these specialties. Outside of pharmacy, Sydney enjoys Pilates classes, exploring the Houston restaurant scene, perfecting her sourdough bread recipe, and spending quality time with her family.
Major research project: Effects of Concentrated Albumin on Hypotension in Cirrhotic Patients
Quality improvement project: Evaluation of Clinically Significant Safety Issues in Inpatient DOAC orders
Continuing education program: Cystic Fibrosis in the Era of CFTR Modulators
PGY1 Pharmacy Resident
Email: semohr@houstonmethodist.org
Sydney was born in Houston, Texas and raised in Acton, Massachusetts, where she completed her pre-pharmacy studies at Providence College in Providence, Rhode Island. She went on to earn her Doctor of Pharmacy degree from the University of Houston College of Pharmacy in 2026. Her current interest includes solid organ transplant and critical care, with aspirations to pursue a PGY2 residency in one of these specialties. Outside of pharmacy, Sydney enjoys Pilates classes, exploring the Houston restaurant scene, perfecting her sourdough bread recipe, and spending quality time with her family.
Major research project: Effects of Concentrated Albumin on Hypotension in Cirrhotic Patients
Quality improvement project: Evaluation of Clinically Significant Safety Issues in Inpatient DOAC orders
Continuing education program: Cystic Fibrosis in the Era of CFTR Modulators
Lyna Pham, PharmD
PGY1 Pharmacy Resident
Email: lpham5@houstonmethodist.org
Lyna was born and raised in Austin, Texas where she completed her B.S Biology degree at the University of Texas at Austin. She then went on to earn her Doctor of Pharmacy degree from the University of Houston College of Pharmacy in 2026. Her current interests include solid organ transplant and critical care and wants to pursue a PGY2 in one of these areas. Outside of pharmacy, Lyna enjoys running, spending time with loved ones, and treating herself to a bit of retail therapy.
Major research project: Phenotyping Delayed Graft Function in Kidney Transplant Recipients
Quality improvement project: Heparin Protocol for Post Abdominal Transplant High Bleed Risk Patients
Continuing education program: Penicillin Allergy and Cross-Reactivity
PGY1 Pharmacy Resident
Email: lpham5@houstonmethodist.org
Lyna was born and raised in Austin, Texas where she completed her B.S Biology degree at the University of Texas at Austin. She then went on to earn her Doctor of Pharmacy degree from the University of Houston College of Pharmacy in 2026. Her current interests include solid organ transplant and critical care and wants to pursue a PGY2 in one of these areas. Outside of pharmacy, Lyna enjoys running, spending time with loved ones, and treating herself to a bit of retail therapy.
Major research project: Phenotyping Delayed Graft Function in Kidney Transplant Recipients
Quality improvement project: Heparin Protocol for Post Abdominal Transplant High Bleed Risk Patients
Continuing education program: Penicillin Allergy and Cross-Reactivity
Ryan Williamson, PharmD
PGY1 Pharmacy Resident
Email: rwilliamson@houstonmethodist.org
Ryan grew up in Rochester, Minnesota. He received his Bachelor of Science in Biology from the University of Wisconsin-Madison in 2016. He then worked in the Neuroimmunology Laboratory at the Mayo Clinic before returning to graduate school. Later, he received his Doctor of Pharmacy degree from Midwestern University College of Pharmacy in 2026. His current interests include oncology and solid organ transplant, with aspirations to pursue a PGY2 residency in one of these areas next year. Outside of pharmacy, Ryan enjoys skiing, mountain biking, chess, and playing with his dachshund mix.
Major research project: Impact of Low-Dose Thymoglobulin vs. Basiliximab in Low-Immunologic Risk Kidney Transplant Recipients
Quality improvement project: Heparin Infusion Stewardship: Appropriateness of Transition from PTA Anticoagulation to Heparin
Continuing education program: Psychedelics for Treatment Resistant Depression
PGY1 Pharmacy Resident
Email: rwilliamson@houstonmethodist.org
Ryan grew up in Rochester, Minnesota. He received his Bachelor of Science in Biology from the University of Wisconsin-Madison in 2016. He then worked in the Neuroimmunology Laboratory at the Mayo Clinic before returning to graduate school. Later, he received his Doctor of Pharmacy degree from Midwestern University College of Pharmacy in 2026. His current interests include oncology and solid organ transplant, with aspirations to pursue a PGY2 residency in one of these areas next year. Outside of pharmacy, Ryan enjoys skiing, mountain biking, chess, and playing with his dachshund mix.
Major research project: Impact of Low-Dose Thymoglobulin vs. Basiliximab in Low-Immunologic Risk Kidney Transplant Recipients
Quality improvement project: Heparin Infusion Stewardship: Appropriateness of Transition from PTA Anticoagulation to Heparin
Continuing education program: Psychedelics for Treatment Resistant Depression