Faculty and Staff Miller School of Medicine

Stefanie R. Brown, M.D., MBA

Associate Professor of Clinical Medicine, Med Peds
Clinical Profile
Biography: Dr. Stefanie Brown is the Chief of the Division of Internal Medicine – Pediatrics (Med-Peds), a division of dual board-certified clinicians, educators, and researchers. She is also the Internal Medicine Residency Program Director. She joined the University of Miami in 2008 and held several leadership positions including My past leadership roles include Assistant Dean for...
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Victor Cueto, M.D.

Associate Professor of Clinical Medicine, Med Peds
Clinical Profile
Biography: Dr. Victor Cueto received his medical degree from Drexel University College of Medicine. He completed his residency in pediatrics at the University of Miami/Jackson Memorial Hospital and a fellowship in clinical research at Stanford University School of Medicine.
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Christina DeBenedictus, M.D.

Assistant Professor of Clinical Medicine, Hospital Medicine

Biography: Dr. Christina DeBenedictus is a Med-Peds Hospitalist, providing inpatient care to both children and adults at the University of Miami, Jackson Memorial and Holtz Children’s Hospitals. Although born in Michigan she lived in many different placed growing up. She completed her undergraduate education at Brown University and then went to the University of Michigan School of...
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Chadwick Flowers, M.D.

Assistant Professor of Clinical Medicine, Hospital Medicine

Biography: Dr. Flowers is a Med-Peds hospitalist providing inpatient care to adults and children at the University of Miami, Jackson Memorial, and Holtz Children’s Hospitals. He was born and raised in Indiana where he attended Purdue University (Boiler Up!) for undergrad, and Indiana University School of Medicine. He completed his Med-Peds residency and Internal Medicine Chief Year...
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Samantha Gonzalez, M.D.

Assistant Professor of Clinical Medicine, Med Peds

Biography: Dr. Gonzalez is a board-certified physician in Internal Medicine and Pediatrics. She was born and raised in Miami, Florida to Cuban-American parents and is fluent in English and Spanish. She earned her bachelor’s degree in psychology and creative writing from the University of Miami and her medical degree from Ponce School of Medicine in Puerto Rico. She completed her...
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Tiffani Houston, M.D.

Assistant Professor of Clinical Medicine, Hospital Medicine

Biography: Dr. Tiffani Houston received her medical degree from the University of Texas Health Science Center at San Antonio, where she also earned a PhD in molecular biology and genetics. She completed her residency in internal medicine and pediatrics at the University of Miami/Jackson Memorial Hospital.
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Matthew Imm, M.D.

Assistant Professor of Clinical Medicine, Hospital Medicine

Biography: Dr. Imm is a graduate of The Ohio State University, College of Medicine and the University of Miami/Jackson Memorial Hospital combined internal medicine and pediatrics residency program. He is boarded in Internal Medicine, Pediatrics, and Pediatric Hospital Medicine. Clinically he practices both internal medicine and pediatrics as a hospitalist. Dr. Imm has appointments...
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Bryan Leyva, M.D.

Assistant Professor of Clinical Medicine, Hospital Medicine

Biography: Dr. Bryan Leyva received his medical degree from Brown University. He completed his residency and internship at the University of Minnesota.
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Anjali Saxena, M.D.

Assistant Professor of Clinical Medicine
Clinical Profile
Biography: Dr. Anjali Saxena is board certified in internal Medicine and pediatrics. She received her medical degree from the University of Arkansas and completed her residency in internal medicine at the University of Miami/Jackson Memorial Hospital.
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Kendra Van Kirk, M.D.

Assistant Professor of Clinical Medicine, Med Peds

Biography: Dr. Kendra Van Kirk is board certified in internal medicine and pediatrics. She received her medical degree from Howard University College of Medicine. She completed her residency in pediatrics at the University of Miami/Jackson Memorial Hospital.
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Jonathan Tolentino, M.D., MSHPE

Program Director, Med-Peds Residency Program, Med Peds
Clinical Profile
Biography: Dr. Tolentino joined the UM/JMH Med-Peds Program in March 2020, as the Program Director, and is Associate Professor of Internal Medicine and Pediatrics at the University of Miami. He has over a decade of experience in graduate medical education in med-peds program leadership. Upon completion of his chief year, he was Associate Program Director for the Internal Medicine...
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Madeline Mlynczak, M.D.

Staff Physician/Voluntary Faculty
Biography: Dr. Madeline Mlynczak received her medical degree from the University of Central Florida and completed her residency at Tulane University.

Tobenna Ubu, M.D.

Staff Physician/Voluntary Faculty
Biography: Dr. Tobenna Ubu received his medical degree from the University of Virginia and completed his residency in internal medicine-pediatrics at the University of Miami/Jackson Memorial Hospital.

Faculty and Staff

Staff Physicians

Madeline Mlynczak, M.D.

Tobenna Ubu, M.D.