Jonathan Gil Dayan, M.D. for UC Davis Health

Jonathan Gil Dayan, M.D.

Director, UC Davis Pediatric and Adult Congenital Cardiopulmonary Exercise Laboratory

Associate Professor, Department of Pediatrics, Division of Pediatric Cardiology

To see if Jonathan Gil Dayan is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).



Pediatric Cardiology

Fetal Cardiology

Adult Congenital Cardiology

Congenital Anomalies




Locations and Contact

Ticon II Building

Ticon II Building
2516 Stockton Blvd
Sacramento, CA 95817

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Glassrock Building

Pediatric Cardiac Surgery Clinic
2521 Stockton Blvd.
Sacramento, CA 95817

Get Directions

Phone: 916-734-3456

Additional Numbers

Clinic Phone


Clinic Fax


Physician Referrals

800-UCD-4-KIDS (800-823-4543)

Philosophy of Care

All children with known or suspected heart disease, along with their families, should be evaluated and treated with tenacity, ferver, and compassion.

Clinical Interests

Dr. Dayan is a pediatric cardiologist at UC Davis Children's Hospital. His clinical interests include the evaluation and management of all ranges of congenital and acquired heart disease, from the simplest murmur to the most complex anatomic variations. His focuses primarily on pediatric heart failure, cardiopulmonary exercise physiology, and cardiac imaging, including fetal diagnosis of congenital heart disease.

Research/Academic Interests

In addition to his clinical interests, Dr. Dayan believes strongly in education on all levels. Career-long learning is a critical component of modern medicine. He enjoys teaching fellows, residents, medical students, patients and families. Dr. Dayan participates in multi-disciplinary clinics and research, mostly in the field of pediatric heart failure and cardiomyopathies.


Fetal Care and Treatment Center
Fetal Cardiology
Pediatric Cardiology

Center/Program Affiliation

Pediatric Heart Center
UC Davis Children's Hospital

Undergraduate School

B.A., Moleccular and Cell Biology & Cognitive Science, UC Berkeley, Berkeley CA 2004

Medical School

M.D., Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel 2009


Pediatrics, Cohen Children's Medical Center, Long Island Jewish Medical Center, New Hyde Park NY 2009-2010


Pediatrics, Cohen Children's Medical Center, Long Island Jewish Med Center, New Hyde Park NY 2010-2012


Pediatric Cardiology, UC San Franciso, San Francisco CA 2012-2015

Golden Apple Teaching Award for Recognition of Outstanding Resident Education from the UC Davis Department of Pediatrics, 2020

Albert Einstein College of Medicine Teaching Award, 2010

Intern of the Month - Neonatal ICU, 2009

Cortez D, El-Bokl A, Dayan J, Yeh J, Raff G, Ing F. An eSheath, left IJ approach to implantation of a Micra leadless pacemaker in a 2-year-old, 10.9 kg burn victim. Europace. 2022 Dec 9;24(12):1980. doi:10.1093/europace/euac093. PMID:35993359.

Batra A, Barnard AM, Lott DJ, Willcocks RJ, Forbes SC, Chakraborty S, Daniels MJ, Arbogast J, Triplett W, Henricson EK, Dayan JG, Schmalfuss C, Sweeney L, Byrne BJ, McDonald CM, Vandenborne K, Walter GA. Longitudinal changes in cardiac function in Duchenne muscular dystrophy population as measured by magnetic resonance imaging. BMC Cardiovasc Disord. 2022 Jun 9;22(1):260. doi:10.1186/s12872-022-02688-5. PMID:35681116.

McDonald CM, Marbán E, Hendrix S, Hogan N, Ruckdeschel Smith R, Eagle M, Finkel RS, Tian C, Janas J, Harmelink MM, Varadhachary AS, Taylor MD, Hor KN, Mayer OH, Henricson EK, Furlong P, Ascheim DD, Rogy S, Williams P, Marbán L; HOPE-2 Study Group. Repeated intravenous cardiosphere-derived cell therapy in late-stage Duchenne muscular dystrophy (HOPE-2): a multicentre, randomised, double-blind, placebo-controlled, phase 2 trial. Lancet. 2022 Mar 12;399(10329):1049-1058. doi:10.1016/S0140-6736(22)00012-5. PMID:35279258.

Sabet K, Panigrahi A, Chung J, Dayan Y. Pediatric AML patients with acute-onset cardiomyopathy in the setting of Streptococcus viridans bacteremia after anthracyclines. Pediatr Blood Cancer. 2022 Feb;69(2):e29450. doi:10.1002/pbc.29450. Epub 2021 Dec 2. PMID:34854543.

McDonald CM, Ramirez-Sanchez I, Oskarsson B, Joyce N, Aguilar C, Nicorici A, Dayan J, Goude E, Abresch RT, Villarreal F, Ceballos G, Perkins G, Dugar S, Schreiner G, Henricson EK. (-)-Epicatechin induces mitochondrial biogenesis and markers of muscle regeneration in adults with Becker muscular dystrophy. Muscle Nerve. 2021 Feb;63(2):239-249. doi:10.1002/mus.27108. Epub 2020 Dec 16. PMID:33125736.

Dayan Y. Telemedicine Home Video Visits in Pediatric Cardiology - A Necessary Tool During the COVID-19 Pandemic, A Valuable Resource Moving Forward. Congenital Cardiology Today. 2020 Sep 1.

Dayan JG, Guenther BC. Elusive Taussig–Bing anomaly/aortic valve atresia: a rare case of congenital heart disease—correlation of fetal and neonatal echo images and direct anatomical photographs. Journal of Echocardiography. 2019;18:75-76(2020). doi:10.1007/s12574-018-0414-4. PMID:30600439.

Escamilla D, Dayan J, Butani L. Complete resolution of severe dilated cardiomyopathy in a pediatric hemodialysis patient being considered for a combined heart-kidney transplant. Clin Transplant. 2018 Sep;32(9):e13379. doi:10.1111/ctr.13379. Epub 2018 Aug 26. PMID:30146781.

Ling D, Dayan JG. In Utero Diagnoses of Strikingly Similar Presentations of Complete Atrioventricular Septal Defects in a Pair of Dizygotic Twins Concordant for Trisomy 21. Case Reports in Pediatrics. 2018;2018:6215675. doi:10.1155/2018/6215675. PMID:30416835.

Dayan JG, Peyvandi S, Moon-Grady AJ. Pulmonary Atresia with Intact Ventricular Septum with a Hypoplastic Left Ventricle in the Setting of D-Transposition of the Great Arteries – a Fetal Diagnosis. Journal of Ultrasound in Medicine. 2015 October 27. doi:10.7863/ultra.15.01074. PMID:26507698

Little Hearts Get a Big Hand

UCD Cardiopulmonary Testing 2 min SacCo 9 20 18