American Family Children's Hospital
J. Carter Ralphe, MD close
J. Carter Ralphe, MD

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J. Carter Ralphe, MD Print Friendly Page

Faculty, University of Wisconsin School of Medicine and Public Health

Dr. J. Carter Ralphe is the chief of the Division of Pediatric Cardiology within the UW School of Medicine and Public Health and co-director of UW Health's Pediatric Heart Program. He is board certified in pediatric cardiology. Dr. Ralphe and Chief Pediatric Cardiothoracic Surgeon Petros Anagnostopoulos, MD, lead the comprehensive Pediatric Heart Program at American Family Children's Hospital. Dr. Ralphe’s clinical interests include diagnosis and treatment of congenital heart defects, acquired and familial forms of cardiomyopathy and pediatric heart failure.


Pediatric Cardiovascular Medicine

UW Health Clinics

American Family Children's Hospital
(608) 263-6420 | (800) 323-8942 | Map

Regional Specialty Clinics

Southwest Health Center (Platteville)
(608) 342-5060 |  Map

Hospital Affiliation(s)

University Hospital (primary)
St. Mary's Hospital, UnityPoint Health - Meriter (secondary)

UW School of Medicine and Public Health

Department of Pediatrics

Professional Certifications and Education

Board Certification Pediatric Cardiology
Fellowship University of Iowa Hospital and Clinics, Iowa City, IA
Residency University of Iowa Hospital and Clinics, Iowa City, IA
Internship University of Iowa Hospital and Clinics, Iowa City, IA
Medical School State University of New York, Brooklyn, NY, 1997


Madison Magazine Top Docs 2016

Madison Magazine Top Docs 2014

Medical interpreters are available to help patients communicate with hospital and clinic staff. For more information, please contact interpreter services at (608) 262-9000.

Programs & Conditions


Dr. Ralphe's research interests include genetic forms of cardiomyopathy and the development of stem cell models to study human heart disease.

PubMed Articles
Kriegel AJ Gartz M Afzal MZ de Lange WJ Ralphe JC Strande JL . Molecular Approaches in HFpEF: MicroRNAs and iPSC-Derived Cardiomyocytes. J Cardiovasc Transl Res. 2017 Jun;10(3):295-304
[PubMed ID: 28032312]
Fagbuyi DB Venkataraman S Ralphe JC Zuckerbraun NS Pitetti RD Lin Y Jeong K Saladino RA Manole MD . Diastolic Hypotension, Troponin Elevation, and Electrocardiographic Changes Associated With the Management of Moderate to Severe Asthma in Children. Acad Emerg Med. 2016 Jul;23(7):816-22
[PubMed ID: 27129445]
Moss RL Fitzsimons DP Ralphe JC . Cardiac MyBP-C regulates the rate and force of contraction in mammalian myocardium. Circ Res. 2015 Jan 2;116(1):183-92
[PubMed ID: 25552695]
De Lange WJ Grimes AC Hegge LF Spring AM Brost TM Ralphe JC . E258K HCM-causing mutation in cardiac MyBP-C reduces contractile force and accelerates twitch kinetics by disrupting the cMyBP-C and myosin S2 interaction. J Gen Physiol. 2013 Sep;142(3):241-55
[PubMed ID: 23980194]
Ralphe JC de Lange WJ . 3D engineered cardiac tissue models of human heart disease: learning more from our mice. Trends Cardiovasc Med. 2013 Feb;23(2):27-32
[PubMed ID: 23295081]
Egan KR Ralphe JC Weinhaus L Maginot KR . Just sinus bradycardia or something more serious? Case Rep Pediatr. 2013;2013:736164
[PubMed ID: 23476865]
de Lange WJ Grimes AC Hegge LF Ralphe JC . Ablation of cardiac myosin-binding protein-C accelerates contractile kinetics in engineered cardiac tissue. J Gen Physiol. 2013 Jan;141(1):73-84
[PubMed ID: 23277475]
Marriott E Ralphe JC . An unexpected cause of chronic dysphonia in a 10-year-old boy. J Pediatr Health Care. 2009 Sep-Oct;23(5):327-32
[PubMed ID: 19720268]
Ralphe JC . Pediatric cardiologists can accurately use physical examination to identify pathologic murmurs in neonates. J Pediatr. 2009 Jul;155(1):145
[PubMed ID: 19559303]