Ronald J Williams MD

Professor, Pediatrics and Internal Medicine, Pennsylvania State University College of Medicine

500 University DrHershey, PA 17033
Phone+1 800-243-1455
Fax+1 717-531-0648

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Education & Training

Penn State Milton S Hershey Medical CenterResidency, Internal Medicine/Pediatrics, 1989 - 1993
University of Maryland School of MedicineClass of 1989
University of Maryland, College ParkB.S., Microbiology, Cum Laude, 1985

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Certifications & Licensure

PA State Medical License 1991 - 2026
American Board of Internal Medicine Internal Medicine
American Board of Pediatrics Pediatrics

Awards, Honors, & Recognition

Fellow (FACP) American College of Physicians
Top Educator (Career Educator Award) Penn State Hershey Children's Hospital, 2009
Teacher of the Year Penn State Hershey Children's Hospital, 2009

Clinical Trials

Pediatric Obesity Weight Evaluation Registry (POWER) Study
COMPLETED

Publications & Presentations

PubMed

Investigating a Model to Predict Milestones From Entrustable Professional Activity Levels for Medicine-Pediatrics Residents.
Daniel J Schumacher, Benjamin Kinnear, Colby Feeney, Ronald Williams, Katelyn E Donohue
Academic Pediatrics. 2026-06-26
Severe Disseminated Varicella Zoster in an Immunocompetent Adolescent: A Case Report.
Kelan Queenan, Ronald Williams
Clinical Medicine Insights. Pediatrics. 2026-04-30
"Too Much of a Good Thing": Inadvertent Acetaminophen Overdose in a Low-Weight Elderly Patient.
Theodore Joseph Miller 4th, Linda Qiu, Andrew Nevin, Ronald Williams, Wilbert Beachy
Clinical Case Reports. 2025-10-01

Journal Articles

Evaluation of BMI in obese adolescents at weight-loss camp with the Boy Scouts of America
Novick M, Lehman E, Williams R, Paediatrics and Health, Herbert Open Access Journals, 1/1/2015
Prevalence of Hypovitaminosis D and Its Association with Comorbidities of Childhood Obesity
Williams R, Novick M., Lehman E, Permanente J, 1/1/2014
Testing for Meningitis in Children with Bronchiolitis
Stefanski M., Williams R, McSherry G, Geskey J, Permanente J, 1/1/2014

Books/Book Chapters

In a Page - Signs and Symptoms
Chapter: Orthopnea
Williams RJEditors: Smith EJ, Kahan S.Blackwell Science Publishing Co2004
In a Page - Signs and Symptoms
Chapter: DKA
Stiles M, Williams RJEditors: Williams RJ, Kahan S.2004
In a Page - Signs and Symptoms
Chapter: Obesity
Page 200 - 201Williams RJEditors: Williams RJ, Kahan S.Blackwell Science Publishing Co2004

Abstracts/Posters

Identification of Comorbidities Associated with Inpatient Rehabilitation Outcomes in Patients with Debility
Zhang S, Liao D, Solaiman A, Williams R, The American Association of Physiatrists Annual Meeting, San Antonio, TX, 1/13/2015
A New Prospective National Registry for Treatment-seeking Youth with Obesity: Descriptive Analyses of Participating Multicomponent Pediatric Weight Management Programs
Kirk, S, Williams, R, The Obesity Society Annual Meeting, Los Angeles, CA, 1/4/2015
Testing for Meningitis in Children With Bronchiolitis
Stefanski M., Williams R, McSherry G, Geskey J, The Pediatric Academic Societies and Asian Society for Pediatric Research Joint Meeting, Vancouver, British Columbia, Canada, 1/6/2014

Lectures

What is Med/Peds?
1/17/2014
Outpatient Billing and Coding
1/3/2014
Inpatient Billing and Coding
1/21/2013

Other

Should Parents Lose Custody of Their Obese Children?
WHPTV (CBS interview with Ben Russell)
1/14/2011
Too Fat to Fight
CBS21 Evening News Interview
1/19/2010
Adolescent Obesity - Part 1
Interview in Harrisburg Patriot Newspaper
1/18/2010