Executive Management
The executive management team at Gilchrist brings together a wealth of expertise in health care management and oversight. They help ensure the highest quality care, counseling and support for the families we serve.

Catherine Y. Hamel, MA
Executive Vice President of Continuing Care and President of Gilchrist
Catherine Y. Hamel, MA
Cathy Hamel has over 20 years executive experience in healthcare management from small physician practice management to Fortune 500 business development and operations responsibilities, including acquisition and development activities. She held executive positions at NeighborCare At Home, Severn Healthcare, Inc., Columbia Healthcare Corporation and TeamCare. At Columbia HealthCare Corporation she participated on a team that submitted an application and subsequent survey for the Malcolm Baldridge Quality Award for Healthcare. She was directly responsible for the Information Management survey responses. Cathy has been with Gilchrist since August of 2008 and started as the organization’s Chief Operating Officer. She was promoted to Executive Director in November 2009 and President in 2015. In addition, she was appointed to the position of Vice President of Continuing Care Services for GBMC Healthcare, in July 2011. Cathy serves as the President of the Hospice Alliance in Maryland where she was instrumental in building a state-wide program for children’s hospice services, Alliance Kids. She also serves on the Board of Global Partners in Care where palliative and hospice care is promoted internationally.

Mark J. Gloth, D.O
Chief Medical Officer
Mark J. Gloth, D.O
Dr. Gloth started at Gilchrist in September 2022. As CMO, Dr. Gloth provides medical leadership for our geriatric, palliative, hospice and medical director services in homes, residential care facilities, inpatient centers, offices and hospitals throughout the Baltimore region.
A graduate of West Virginia School of Osteopathic Medicine, Dr. Gloth completed a residency in internal medicine and physiatry at Johns Hopkins University and Sinai Hospital. In addition, he completed a fellowship in geriatric rehabilitation at The Johns Hopkins University School of Medicine and a research fellowship at the National Institute of Aging, Gerontology Research Center.
Dr. Gloth brings more than 25 years of leadership experience as a physician executive. He most recently served as Chief Medical Officer of ProMedica Senior Care (formerly HCR ManorCare/Heartland) where he provided national medical leadership and medical practice management for the companies skilled nursing, hospice, palliative care, home care and assisted living operations for over 16 years. Prior to his tenure at HCR ManorCare, he was the Chair of the Department of Physical Medicine and Rehabilitation at Union Memorial Hospital, a Regional Medical Director for National Rehabilitation Hospital in Washington, D.C., and an Assistant Professor in the Department of Physical Medical and Rehabilitation at Johns Hopkins.

W. Anthony Riley, MD
Founding Chief Medical Officer & Strategic Advisor
W. Anthony Riley, MD
W. Anthony Riley, M.D. is the Chief Medical Officer of Gilchrist. He joined the organization in 1994 as founding medical director of Gilchrist Hospice Care. He also serves as Division Head of the Geriatrics Section at Greater Baltimore Medical Center, where he has been a member of the medical staff since 1983. In these roles he provides medical leadership to a practice of over 40 physicians and nurse practitioners. This practice provides geriatric, palliative medicine, hospice, and medical director services in the home, residential facilities, long term-care facilities, the office, and hospitals in the Baltimore region. Dr. Riley also is the founding medical director of the Elder Medical Care Home Care program.
Dr. Riley serves as the Board Chairman of the Greater Baltimore Health Alliance, which is the accountable care organization (ACO) associated with GBMC. He also serves as Chair of its Quality Committee. Dr. Riley’s professional interests include: physician management, health care reform, and innovative health care delivery.
Dr. Riley is a graduate of the University of Pennsylvania School of Medicine. He completed his residency in internal medicine and a fellowship in primary care at the University of Maryland.
He has served on the faculty of the residency programs at both University of Maryland and at GBMC. Under his leadership, Gilchrist currently serves as a training site for the Johns Hopkins palliative medicine fellowship program.
Dr. Riley is an expert and frequent lecturer on doctor-patient communication and medical decision-making in serious illness.

Gail Chevalier
Chief of Staff
Gail Chevalier
Prior to joining Gilchrist in 2021, Gail served as vice president of business development for HCA Gulf Coast, a Texas health care system comprised of 16 hospitals, where she led operations and development of the post-acute service line.
As Chief of Staff, Gail provides support to the President, Executive Vice President/Chief Medical Officer, the Department of Geriatrics, Hospice and Integrative and Palliative Medicine (GHIPM), and the Gilchrist Board of Directors. Her responsibilities include developing agendas, minutes, budgets, and dashboards for departmental meetings, working with the GBMC personnel to assure smooth onboarding for all provider staff, and serving as Project Manager for special projects.
Gail holds a bachelor’s degree in social work and master’s degree in business development (MBA). She lives with family in Howard County. She enjoys running, being outdoors, and listening to music, among other hobbies.

Leana Hoover
Chief Integration Officer
Leana Hoover
Leana has been a health care executive for more than 20 years within the state of Maryland. Her extensive background includes program development, cross functional team leadership and delivering positive outcomes with strong and sustainable gains. Leana began her career in healthcare as a nurse in the Navy and found her passion working with the geriatric patient population, predominately in post-acute settings to include home health and skilled nursing facilities.
Since joining Gilchrist in 2014, Leana has served as a Nursing Home Administrator and the Director of Geriatric Services. As the Chief Integration Officer, Leana facilitates work between health care systems and Gilchrist to bridge care continuums and transitions for patients who are in need of end of life services. Her efforts associated with this work have contributed to the successful joint venture between Luminis Health and Gilchrist collectively providing a health care continuum for end of life services in both Anne Arundel and Prince Georges county.
Leana holds a bachelor’s degree in nursing and a master’s degree in nursing administration and managed care. She lives with her family in Frederick, Maryland.

Shannon Wollman
Chief Philanthropy and Marketing Officer
Shannon Wollman
Shannon Wollman has been a development professional for over 20 years within the Greater Baltimore area. Her extensive background includes major gifts, annual and planned giving programs, special events, donor concierge services, staff development and management. Shannon began her career as a major gifts officer at Sinai Hospital and Levindale Hebrew and Geriatric Hospital, part of the LifeBridge Health system, and successfully oversaw a $20 million capital campaign for the Herman & Walter Samuelson Children’s Hospital. In 2011, Shannon joined Johns Hopkins and in 2013 became director of development for the Heart and Vascular Institute, where she oversaw all fundraising efforts for the program. Over the course of her six-year tenure there, more than $40 million was successfully raised for the research and programmatic priorities of the divisions of Cardiology and Cardiac Surgery. Before joining Gilchrist in December 2018, Shannon most recently held the position of Vice President of Development at Howard County General Hospital: a Member of Johns Hopkins Medicine. A graduate of Towson University, Shannon grew up in Baltimore and spent 10 years in New York City pursuing a theatrical career before returning to Maryland. Shannon and her family reside in Ellicott City.

Rene Mayo
Chief Business Development Officer
Rene Mayo
During the course of her career, Renee has worked for a number of health care organizations in the region, including Keswick, MedStar Union Memorial Hospital, and MedStar Health Inc., where she was vice president of palliative medicine, among other positions. Rene oversees our continuing efforts to build and maintain trusting relationships with referral sources and grow referrals and assist with increasing admissions to all of Gilchrist’s programs of service.
She has been a part of the Gilchrist team since 2017. With us, Rene has served as program manager of the Medicare Innovation Care Choices Model, program manager of Hospital Programs, and, most recently, interim Chief of Business Development.
Rene earned her bachelor’s degree in social work and sociology at the University of Maryland Baltimore County and her master of social work at Millersville University in Pennsylvania. She has won a number of awards, including a patient safety award from the Maryland Hospital Association, and is a current member of the Maryland DHMH Palliative Advisory Board.

Elizabeth Lee, CPA
Chief Financial Officer
Elizabeth Lee
Elizabeth Lee, CPA, is the Chief Financial Officer at Gilchrist. In this role, she leads Gilchrist’s financial reporting, budgeting, investment management, purchasing, accounts payable and payroll. She oversees the finance team as well as the IT department to ensure systems support the organization’s business and clinical needs. Elizabeth has more than 30 years of leadership experience in financial healthcare management, with over 20 years as CFO. She joins Gilchrist from Park West Health Systems, Inc., a nonprofit health center in Baltimore, where she served as Chief Financial Officer since 2011. Prior to that, she was the Chief Financial Officer of Forest Haven Nursing Home in Catonsville.
Elizabeth has extensive experience covering all aspects of financial health system management, including financial statements, payroll, accounts payables, purchasing, billing/collections, Medicare and Medicaid regulatory requirements, reimbursement, and compliance.
Elizabeth is a CPA and graduated from Loyola University, Baltimore, with a Bachelor of Science in Accounting.

Jessica Gabbard
Chief Clinical Officer
Jessica Gabbard
Jessica Gabbard has more than 10 years of experience in the hospice industry, holding multiple executive roles in hospice business, strategic planning, quality improvement and clinical operations. Her prior positions include, National Director of Hospice & Palliative Care Operations at Trinity Health at Home, in Livonia, Mich. In that role, Gabbard oversaw service delivery and strategic direction for all hospice and palliative programs. She managed a $40 million annual budget for seven regions, achieving significant clinical, operational and financial improvements. Jessica has extensive experience in lean healthcare management and is currently finishing her MBA/MHA at South University. Jessica resides in Monkton with her family.
Education:
MSN: Masters of Science in Nursing, South University
BSN: Baker College of Flint
Certification: CHPN: Certified Hospice and Palliative Nurse
To see our Board of Directors, please click here.