Our Team | Pediatric Critical Care Fellowship | Academic Programs | Department of Pediatrics | UC Davis Health

Pediatric Critical Care Medicine Fellowship

Our Team

The Pediatric Intensive Care Unit (PICU) is staffed 24 hours a day by 14 board-certified Pediatric Critical Care specialists. The physicians, nurse practitioners, respiratory therapists, pharmacists, and other specialists in the PICU work as a team to assess, diagnose and treat critically ill children.

  • Jennifer Plant, M.D., M.Ed.

    Chief, Division of Pediatric Critical Care Medicine
    Professor

    Jennifer Plant cares for pediatric patients critically ill from a variety of conditions including congenital heart disease and trauma. She is interested in improving the care her team provides these patients through simulation-based interprofessional education.

    Read bio for Jennifer Plant
  • Sara Aghamohammadi, M.D.

    Associate Professor
    Chief Wellness Officer

    It is a privilege to care for children and their families during the time of their critical illness. I strive to incorporate the science and art of medicine in my everyday practice such that each child and family receives the best medical care in a supportive and respectful environment. Having grown up in the San Joaquin Valley, I am honored to be a part of UC Davis Children's Hospital's team and contribute to the well-being of our community's children. As a wellness leader, I advocate for the health and wellbeing of our clinicians so that we can provide excellent care to ourselves as well as our patients.

    Dr. Aghamohammadi was appointed Chief Wellness Officer in July 2022 and is passionate about advocating for and supporting clinician wellbeing efforts throughout UC Davis Health. Her academic interest in medical humanities led to the integration of improv and medical education through med improv workshops and curriculum development that she hopes to expand through the health system.

    Read bio for Sara Aghamohammadi
  • Zachary Chaffin, M.D.

    Assistant Professor

    Zachary Chaffin cares for critically ill and injured children in the pediatric intensive care unit. He has special clinical interest in children with medical complexity.

    Read bio for Zachary Chaffin
  • Blair Colwell, M.D.

    Assistant Professor, Department of Pediatrics, Division of Critical Care

    It is my privilege to care for sick children and to support both children and their families during life-threatening and critical illness. I strive to provide care for children and their families in a compassionate and evidence based fashion while working with a multidisciplinary and caring team made up of physicians, nurses, and many other support staff. It is my honor to be part of the wonderful team at UC Davis Children’s Hospital.

    Read bio for Blair Coldwell
  • Brian David Goudy, M.D.

    Associate Professor

    It is my privilege to care for sick children and to support both children and their families during life-threatening and critical illness. I strive to provide care for children and their families in a compassionate and evidence-based fashion while working with a multidisciplinary and caring team made up of physicians, nurses, and many other support staff.

    Read bio for Brian Goudy
  • Moonjoo Han, M.D.

    Assistant Professor

    Moonjoo Han is a pediatric intensivist who cares for children critically ill with various conditions such as traumatic brain injury, epilepsy, pediatric acute respiratory distress syndrome, congenital heart disease, shock, and malignancy. She has special clinical interest in improving recognition, management, and clinical outcomes of sepsis in pediatric patients.

    Read bio for Moonjoo Han
  • John Holcroft, M.D.

    Professor

    John Holcroft's clinical interests are Non-invasive ventilation and Transport Medicine.

    Read bio for John Holcroft
  • Jennifer Lee, M.D.

    Assistant Professor

    Jennifer Lee is a pediatric intensivist who cares for children with critically ill conditions including congenital heart disease, pediatric trauma, and respiratory failure. Her clinical interests include reducing device-associated infections.

    Read bio for Jennifer Lee
  • Michelle Jane Lim, M.D.

    Assistant Professor

    Michelle Lim is a pediatric critical care physician offering care for pediatric patients with critically ill conditions. She has a special clinical interests in management of acute respiratory distress syndrome, lung protective strategies with invasive mechanical ventilation, and multi-organ system dysfunction.

    Read bio for Michelle Lim
  • James Paul Marcin, M.D., M.P.H.

    Vice Chair for Pediatric Clinical Research
    Director, UC Davis Center for Health and Technology
    Professor, Department of Pediatrics

    Caring for seriously ill children and supporting families are my passion. I do all that I can to treat every ill child how I would want my own children cared for, and consider it a privilege and honor to be part of the incredible team at our Children’s Hospital.

    Read bio for James Marcin
  • Stephanie Nicole Mateev, M.D.

    Medical Director, PICU and PCICU
    Medical Director, Extra-Corporeal Life Support Program
    Professor, Department of Pediatrics

    Stephanie Mateev believes in practicing gold-standard clinical care, while staying abreast of new and upcoming research, treatments, and practice guidelines. She believes that patient care is a team approach importantly including the family as an integral part of that team in addition to appropriate other subspecialists and PICU staff (nurses, respiratory therapists, trainees).

    Read bio for Stephanie Mateev
  • Theresa Murdock-Vlautin, M.D.

    Director, Clinical Skills and Assessment
    Professor, Division of Clinical Pediatrics

    As a physician; the role is to help provide the children with complex medical needs the best opportunity to achieve advance medical care, obtain exceptional pain and symptom management, as well as support and provide resources to the patient and their families with a comprehensive team of providers.

    Read bio for Theresa Murdock-Vlautin
  • JoAnne E. Natale, M.D., Ph.D.

    Vice Chair for Quality and Safety, Department of Pediatrics
    UC Davis Children's Hospital Director Quality and Safety
    Associate Chief Medical Officer for Children's Health
    Professor, Department of Pediatrics

    Together with their family, my goal is to compassionately provide outstanding care to assure the best possible future for each critically ill child. My clinical interests include healthcare quality, patient safety, and effective and compassionate communication in pediatrics. My clinical interests include healthcare quality, patient safety, and effective and compassionate communication in pediatrics.

    Read bio link for JoAnne Natale
  • Ryan Palapaz, M.D.

    Assistant Professor

    Ryan Palapaz is a critical care specialist with additional training in pediatric cardiac critical care. He provides services for pediatric patients who are critically ill. He has a special clinical interest in the care and recovery of newborns and children undergoing surgery for critical heart disease and other heart conditions.

    Read bio from Ryan Palapaz
  • Katherine Phelps, M.D.

    Assistant Professor

    I believe that all children and families deserve equal access to care. I aim to partner with families and caregivers in the care of their critically ill child to provide the best and most timely care possible. I'm proud to represent the LGBTQIA+ community within my profession.

    Read bio for Katherine Phelps
  • Erin Platter, M.D.

    Associate Professor

    It is an honor to care and support children and their families during the time of their critical illness. I strive to prioritize family-centered, evidence-based practice, and compassionate care to support the whole patient. Having grown up in the Sacramento area, it is an absolute privilege to be able to return home and support the community with UC Davis's elite, multidisciplinary team.

    Read bio for Erin Platter
  • Viyeka Sethi, M.D.

    Professor, Department of Pediatrics, Division of Critical Care

    Viyeka Sethi is an intensive care physician specializing in care of critically ill children as well as children with cardiac disease. She has a special interest in ECMO, bronchoscopy, point of care ultrasound and continuous renal replacement therapies.

    Read bio for Viyeka Sethi
  • Heather Siefkes, M.D., M.S.C.I.

    Assistant Professor, Department of Pediatrics, Division of Critical Care

    I believe there is no greater privilege than interfacing with children and helping them meet their potential. Caring for critically ill children and supporting their families is my passion and gives the me opportunity to help children meet their full potential.

    Read bio for Heather Siefkes
  • Jessica Kim Signoff, M.D.

    Associate Professor of Pediatrics

    Nothing gives me greater honor than to care for critically ill children and their families. It is my hope to provide them with not only the best but also the most compassionate care possible. This would not be possible without the wonderful team of physicians, nurses and other support staff I have the privilege of working with here at the Children's Hospital.

    Read bio for Jessica Signoff

More About the Program

The Pediatric Critical Care Medicine fellowship is an ACGME-accredited three-year fellowship program that seeks to train leaders in the field of pediatric critical care. The fellowship provides clinical training in the acute management and coordination of care for critically ill pediatric patients.

Our fellowship provides the knowledge, skills and attitudes to prepare fellows to serve as educators and physician scientists who contribute to advances in the field of pediatric critical care medicine.

Get in Touch With Us

For more information or questions, please contact:

Program Coordinator
pedsfellowship@health.ucdavis.edu

Jessica Signoff, M.D.
Director, Fellowship Training Program
916-734-7098