Our fellows know how to balance hard work with good company and well-earned downtime.
These snapshots capture the camaraderie, laughter, and connection that make our fellowship community so special.










Get to know our current fellows and fellowship leaders
Second-year fellows (2025-2027)

Catey Ashlyn Abbott, DO
Residency: University of Arkansas in Fayetteville, Arkansas; (Chief Resident)
“Witnessing firsthand the complex decisions patients face regarding their care – particularly in critical settings – highlights the importance of respecting and supporting their right to make informed choices about their health.”

Jacob Lambertsen, MD
Residency: Atrium Health Wake Forest Baptist in Winston-Salem, North Carolina
“Hard work was instilled in me at a young age. I quickly learned hard work may get results, but curiosity makes them meaningful.”

Meng Hsun Lee, MD
Residency: Maimonides Medical Center in Brooklyn, New York
“As a student, math and physics were my favorite subjects, captivating me with their logical structure and the challenge of solving intricate problems.”

Bibi Shazeeda Razak, MD
Residency: Richmond University Medical Center in Staten Island, New York
X: @BibiRazak
“My journey has taught me the importance of resilience, empathy, and continuous learning.”

Hoang “Anh” Tang, DO
Residency: MercyOne Des Moines/PHC Consortium in Des Moines, Iowa; (Chief Resident)
“The constant search for an answer, whether it be for the pathophysiology of crystalline nephropathy or the reason why your young patient has acute renal failure is not only engaging but also fulfilling.”

Kevser Akyuz Yesilyaprak, MD
Residency: Wayne State University Ascension Providence Rochester Hospital in Michigan
“[I] found my calling in medicine, where I now solve the riddles of the human body. By understanding pathophysiology, synthesizing symptoms, lab and imaging findings, I bring together the pieces of each patient’s condition, witnessing their stories and contributing to their well-being.”
First-year fellows (2026-2028)

Annesha Ria Banerjee, MD
Residency: Stony Brook University Hospital, New York
“I noticed that Nephrologists tend to view patients holistically, which made their advice uniquely valuable and, in my opinion, made them the best clinicians in the hospital. I realized that they were exactly the kind of physician I hoped to become.”

Dina Talha Elsayed, MBBS
Residency: Newark Beth Israel Medical Center
Hospitalist: St. Louis Mercy Hospital South

Irvianny Rosario Madera, MD
Residency: SBH Health System, Bronx, NY
“Nephrology brings out the best in me. It allows me to teach, to listen, and to accompany patients through both uncertainty and hope. Being the person who helps them understand their condition and who celebrates their progress is deeply fulfilling.”

Dean J. Mellas, MD
Residency: Southern Illinois University School of Medicine, Springfield, IL
“One aspect of nephrologists I admire is their comprehensive approach to patient care.”

Divya Sharma, MBBS
Residency: University of Oklahoma Health Sciences Center, Oklahoma City, OK
“My belief in holistic improvement stems from years of training in the classical Indian dance form, Bharatanatyam. Performing to large audiences with attention to detail made me disciplined and resilient. In parallel, as an athlete, I learned to deliver under pressure, while aiming for team success. These lessons now shape my approach to medicine.”

Daniel Zamanian, MD
Residency: Willis Knighton Health, Shreveport, Louisiana
“Nephrology challenges the physician to think at a molecular level while still caring holistically for the patient. It is intricate, essential, and gratifying.”
Transplant fellows (2026-2027)

Yazan Kharabsheh, MD
Nephrology Fellowship: Washington University, St. Louis, MO
Residency: Thomas Hospital in Fairhope, Alabama

Selva Saminathan, MBBS, MD, MRCP
Renal Consultant: East Kent Hospitals University NHS Foundation Trust
Nephrology Fellowship: Guy’s and St Thomas’ NHS Foundation Trust
Residency: East Kent Hospitals University NHS Foundation Trust
Nephrology Fellowship Program Leaders

Nephrology Fellowship Training Program Director
Seth Goldberg, MD
660 S. Euclid Ave., Campus Box 8129
St. Louis, MO 63110
Phone: 314-362-7211
sgoldber@wustl.edu
X: @sgoldber99

Associate Program Director
Morgan Schoer, MD
Assistant Professor of Medicine
Washington University School of Medicine
660 S. Euclid Ave., Campus Box 8129
St. Louis, MO 63110
Phone: 314-362-7211
mschoer@wustl.edu

Associate Program Director
Taha Mohamed Djirdeh, MD
660 S. Euclid Ave., Campus Box 8129
St. Louis, MO 63110
Phone: 314-362-7211
mtaha@wustl.edu
X: @TahaMDNeph

Fellowship Outreach & Recruitment Director
Muhammad Yasir Baloch, MD
660 S. Euclid Ave., Campus Box 8129
St. Louis, MO 63110
Phone: 314-362-7211
baloch@wustl.edu
X: @Myasirbaloch

Senior Fellowship Program Coordinator
Ashley Edwards
660 S. Euclid Ave., Campus Box 8129
St. Louis, MO 63110
Phone: 314-362-7211
Edwards.a@wustl.edu











