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The NIH Catalyst: A Publication About NIH Intramural Research

National Institutes of Health • Office of the Director | Volume 33 Issue 4 • July–August 2025

Photographic Moment

cc graduation

CREDIT: NIH CLINICAL CENTER

The 2025 NIH Graduate Medical Education graduates: On June 6, the Clinical Center hosted the second annual graduation ceremony celebrating the latest crop of clinicians. The ceremony was held in Masur Auditorium with a packed room full of graduates, mentors, family members, and colleagues.


Congratulations to the 2025 NIH Graduate Medical Education Graduates

Allergy and Immunology Fellowship

Danielle Flood, MD, PhD

Derek MacMath, MD

Isabel C. Vallecillo-Viejo, MD, PhD

Chen Wang, MD

Anatomic Pathology Residency

Dilara Akbulut, MD (graduation speaker)

Niharika Shah, MD

Mayank Patel, MD

Clinical Neuroimaging Fellowship

Zeynep Demir, MD

Clinical Neurophysiology Fellowship

Adriana Graciela Grau Chaves, MD

Vivek Nanda Venkatesh, MD

Critical Care Medicine Fellowship

Muhtadi Alnababteh, MD

Roxana Amirahmadi, MD

Ashley Park, MD

Mary Richert, MD

Critical Care and Pulmonary Medicine Fellowship—NHLBI/UMD

Mansi Chaturvedi, MBBS

Endocrine, Diabetes, and Metabolism Fellowship

Elias Miguel Chuki Naguanagua, MD, MHSc

Sakshi Jhawar, MD

Sanjay Jumani, MD

Yetunde Bernice Omotosho, MD, MHSc

Epilepsy Fellowship

Yonatan Moshe Serlin, MD

Yung-Tian Gau, MD, PhD

Hematopathology Fellowship

Abdallah Flaifel, MD

Nadia Nasir, MD

Hospice and Palliative Medicine Fellowship

Alexandria Hoy, MD

Austin Ritter, DO

Infectious Disease Fellowship

Bickey Haw-Yu Chang, MD

Ian Cameron Drobish, MD

Shanan Immel, MD, MPH 

Infectious Disease—Transplant Infectious Disease Fellowship

Rachel Lee, DO

Liver Diseases Fellowship

Harish Gopalakrishna, MD

Gian Rodriguez-Franco, MD

Maria Mironova, MD, MHSc

Medical Biochemical Genetics Fellowship

Amna Azhar Othman Othman, MBBCh

Medical Genetics and Genomics Residency

Seyma Eroglu, MD

Fatima Al-Saygh, MD

Medical Retina Fellowship

Marco H. Ji, MD

Mehdi Emamverdi, MD

MedStar Georgetown—NIH Neurology Residency

Huanwen Chen, MD

Movement Disorders Fellowship

Ann Ly, MD

NCI Immunotherapy Fellowship

Dara Bracken-Clarke, MD

Julie Ma, MD

Elisabetta Xue, MD

Neurological Surgery Fellowship

Aysha Al-Sahlawi, MBBS, MSc

Neurological Surgery Residency

David T. Asuzu, MD, PhD, MPH

Clinical Fellow Graduates NIDCR Dental Public Health Research Fellowship—Clinical Research Track

Leah Leinbach, DMD, MPH

NIDCR Dental Public Health Research Fellowship

Ishita Singh, BDS, MPH

NIH/CNH Combined Pediatrics–Medical Genetics Residency

Cristal Hernandez Hernandez, MD

NIH/WHC Combined Maternal–Fetal Medicine—Medical Genetics Fellowship

Lylach Haizler-Cohen, MD

NIH Hematology Oncology Fellowship—Hematology and Oncology

Joy Awosika, MD

Disha Dalela, MD

Tatyana Gavrilova, MD

Raissa Kentsa, MD

Andre Kydd, MD, PhD

Jose Mercado-Matos, MD, PhD

Roshani Patel, MD 

NIH Hematology Oncology Fellowship—Medical Oncology

Etan Aber, MD, PhD

Peter Egwom, MD

Christine Gruessner, MD

Ian Goldlust, MD, PhD

Margaret Pruitt, MD, PhD

NIH Hematology Oncology Fellowship—Medical Oncology and Cancer Prevention

Elizabeth R. Francis, MD, MPH

NIH/UMD Gastroenterology Fellowship

Disha Sharma, MBBS

Gracia Viana-Rodriguez, MD

Pediatric & Adolescent Gynecology Fellowship

Kirsten Das, MD

Pediatric Endocrinology Fellowship

Sanjay Jumani, MD

Pediatric Hematology Oncology Fellowship

Josiah Ballantine, MD

Marti Goldenberg, DO

Sarah Peters, MD

Rebecca Whitmire, MD

Megan Zinsky, MD 

Pediatric Stem Cell Transplantation and Cellular Therapy Fellowship

Navid Djassemi, MD

Psychiatry Clinical Fellowship

Morkeh Blay-Tofey, MD, MBA

Jenny Jean, MD

Reproductive Endocrinology and Infertility Fellowship

Jennifer Jung Hee Chae-Kim, MD

Ariel Jordan Dunn, MD

Peter Garrett Lindner, MD

Rheumatology Fellowship

Dale M. Kobrin, MD 

Christopher M. Tidwell, MD

Benjamin A. Turturice, MD, PhD

Urologic Oncology Fellowship

Charles Hesswani, MD

Christopher Koller, MD

Daniel Nethala, MD

Vascular Neurology Fellowship

Ali Eltatawy, MD

Congratulations to all the graduates!

This page was last updated on Wednesday, July 9, 2025

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