Charles Frederick S Locke, MD
Internal Medicine
Highlights
Johns Hopkins Affiliations:
- Johns Hopkins School of Medicine Faculty
About Charles Frederick S Locke
Primary Academic Title
Associate Professor of Medicine
Johns Hopkins Physician
Background
Dr. Charles Locke is an internist and associate professor of medicine at the Johns Hopkins University School of Medicine (JHU SOM). Dr. Locke served as the COO, BCCFH COVID Task Force, a joint effort of Johns Hopkins Medicine, University of Maryland Medical System, and the Maryland Department of Health from 2021 to 2023. He then served as the Branch Chief, Medical and Pharmaceutical Operations, and for the Office of Workers' Compensation, U.S. Department of Labor from 2023-2025. He also served as the Chief Medical Officer for the Office of Workers' Compensation, U.S. Department of Labor from 2024-2025. He currently serves in the Center for Medicare, Centers for Medicare & Medicaid Services (CMS) as consultant and policy expert on the Medicare Advantage (Medicare Part C) and Medicare prescription drug benefit (Medicare Part D). He remains on the JHU SOM part-time faculty with limited teaching and patient care responsibilities.
Dr. Locke received his M.D. from the University of Pennsylvania. He completed his residency at the University of Virginia Health System. He joined the Johns Hopkins faculty in 1998.
His research interests include utilization/clinical resource management, public health response to the COVID-19 pandemic and Medicare policy.
Dr. Locke has been recognized by the Institute for Excellence in Education and the Osler house staff with several Teaching Awards.
Research Interests
Public health response to COVID-19, Utilization/clinical resource management, Medicare policy.
Selected Publications
Locke CF, Hirsch RL, Hu EP, Hughes AH, Ficke JR. Potential Financial Effects on Hospitals of the Removal of Common Orthopaedic and Spinal Procedures From Medicare's “Inpatient-Only” List: A Comparison of the Medicare Fee-for-service Payment Model Versus Maryland's Global Budget Revenue Model. JAAOS-Journal of the American Academy of Orthopaedic Surgeons. 2021 Nov 25:10-5435
Locke CF, Hu EP, Hirsch RL, Hughes AH, Sheehy AM, Improving Healthcare Value: Medicare Reimbursement for Short Stay Inpatient vs. Outpatient Medical Hospitalizations, J Hosp. Med. 2022 Apr 30. doi: 10.1002/jhm.12823
Hughes AH, Horrocks D, Leung C, Richardson MB, Sheehy AM, Locke CF, The increasing impact of length of stay “outliers” on length of stay at an urban academic hospital. BMC health services research. 2021 Dec;21(1):1-7.
Sheehy AM, Engel JZ, Locke CFS, Weissburg DJ, Eldridge K, Caponi B, Deutschendorf A., Hospitalizations with observation services and the Medicare Part A complex appeals process at three academic medical centers. J. Hosp. Med. 2017 Apr;12(4):251-255
Honors
- Osler House Staff Teaching Award, Part-time faculty, Johns Hopkins University School of Medicine, Department of Medicine, 5/1/21
- Part-time Faculty Teaching Award, Institute for Excellence in Education (IEE), Johns Hopkins School of Medicine., 5/1/21
- Osler House Staff Teaching Award, Part-time faculty, Johns Hopkins School of Medicine, Department of Medicine, 5/1/18
- Ambulatory Preceptor Residents Teaching Award, Johns Hopkins University School of Medicine, Department of Medicine, 5/1/16
- Osler House Staff Award, Part-time faculty, Johns Hopkins University Department of Medicine, 5/1/13
Locations
- The Johns Hopkins Hospital
- 1800 Orleans Street, Baltimore, MD 21287
- phone: 410-955-5000
- fax: 410-955-5001
Expertise
Education
University of Virginia School of Medicine
Residency, Internal Medicine, 1996Penn Medicine University of Pennsylvania
Medical Education, MD, 1993Haverford College
Graduate School, BS, 1984Board Certifications
Internal Medicine
American Board of Internal Medicine, 1996Insurance
- Aetna
- CareFirst
- Cigna
- First Health
- Geisinger Health Plan
- HealthSmart/Accel
- Humana
- Johns Hopkins Health Plans
- MultiPlan
- Pennsylvania's Preferred Health Networks (PPHN)
- Point Comfort Underwriters
- Private Healthcare Systems (PHCS)
- UnitedHealthcare
- Veteran Affairs Community Care Network (Optum-VACCN)