"Replicating the type of comprehensive full-service medical care provided to the President of the United States, his family and members of the Executive Branch."

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Executive Team


Robert D. Allen
Founding Principal and Chief Executive Officer

Robert D. Allen is a First Officer flying the MD-80 aircraft for American Airlines. Robert retired from the United States Air Force Reserve in April 2012 after serving 29 years as an active duty and traditional reservist in both the United States Air Force and United States Navy. His most recent assignment was as the Deputy Commander of the 954RSS, the USAFR reserve element supporting United States Transportation Command, Scott AFB, Illinois.

Lt Col Allen received his commission in the United States Navy in November 1984. While assigned to training as a Student Naval Aviator he graduated on the Commodores’ list for academic excellence, the Captain’s list for practical flight training excellence, awarded Student of the Month in each phase of flight training, and graduated #1 of all CNATRA jet graduates in January 1986. Lt Col Allen reported to NAS Oceana in February 1986 for F-14 replacement training graduating with “TOP STICK” honors as the top graduate in his class. He was then assigned to VF-41 where he completed two deployments to the Mediterranean Sea and one to the North Atlantic. During this tour he became a Wing Qualified Landing Signals Officer, flight lead, instructor pilot, and evaluation pilot. Lt Col Allen was selected to attend and graduated from the Navy’s Fighter Weapons School, “TOPGUN”, and was nominated for COMFITWINGLANT fighter pilot of the year in 1989. Lt Col was then assigned to VX-4, the Navy’s fighter systems operational test and evaluation squadron where he became qualified in the F/A-18, served as project officer for the AIM-9 and AIM-7 weapons system, and served as Officer-in-Charge of the F-14D’s initial carrier evaluation. In January 1991 Lt Col Allen entered training at the United States Naval Test Pilot School at NAS Patuxent River, Maryland, as a member of Class 100. Following graduation he served as a Research and Development test pilot assigned to the Strike Aircraft Test Directorate from January 1992 to October 1994. He was then selected to serve as Aide to the Commander of the Naval Air Warfare Center, Aircraft Division, from October 1994 to May 1995. In June of 1995 he returned to operational flying as a member of VF-84, NAS Oceana, where he served from October 1995 to until its decommission in September 1996. Lt Col Allen then reported to the 6th Allied Tactical Air Force, Izmir, Turkey from January 1996 until March 1997. During this tour he was deployed to Sarajevo, Bosnia, in support of Operation Joint Endeavor from June to September 1996. While deployed he served as the Deputy Director of the Air Operations Control Center and Assistant Air South Liaison Officer to the Commander, Ace Rapid Reaction Corps. Lt Col Allen then returned to flight test of the F-14 and F/A-18 in June 1997 when assigned to the Naval Aviation Depot, Jacksonville, Florida. He served as the Depot Safety Officer and Flight Check Maintenance and Operations Officer. In October 1998 Lt Col Allen joined the Naval Reserve as a traditional reservist at the Naval Reserve Center, St. Louis, Missouri, until March 2000.

In March 2000 Lt Col Allen’s commission was transferred to the United States Air Force Reserve when he joined the 183rd Fighter Wing, Illinois Air National Guard, Springfield, Illinois. There he became mission qualified in the F-16C completing three operational deployments in support of Operations Coronet Nighthawk, Southern Watch, and Iraqi Freedom. He became Strike Mission Commander, Instructor Pilot, NVD, and Lightening II Targeting Pod qualified. He served as a Flight Commander from February to September 2003 and assumed Command of the 170th Fighter Squadron in September 2003 serving as Commander during the June 2004 Operational Readiness Inspection. Lt Col Allen completed this tour in January 2005 and transferred to USTRANSCOM where he served until his retirement from the USAFR on 31March2012.

Karen M. Deli
Chief Operating Officer

Karen M. Deli brings over 25 years of experience directing customer service operations, training, marketing and business development programs, and business process improvement initiatives. She has a proven track record managing complex projects and major accounts with an emphasis on customer acquisition and retention strategies.

Karen most recently served as the Executive Vice President for Specialists on Call (SOC), a successful telemedicine company that provides specialist physician services. She achieved significant business development while orchestrating operations including a clinical practice of over seventy physicians, client management, new service development, technology and providing budget control. She was responsible for creating new clinical service lines and designing and managing a round the clock contact center. Karen facilitated an increase in service area from 6 to 26 states, number of client hospitals from 10 to 180, number of Physicians from 10 to more than 70, and annual revenue to more than $15M. She also directed the team’s attainment of Joint Commission Accreditation and established and managed relationships with several university medical schools.

Prior to her position with SOC, Karen served as Vice President, Internal Consultant for On Assignment, Inc, (ASGN) a national provider of healthcare and science temporary professionals. As a direct report to the CEO, Karen directed a number of projects including redesigning, developing and implementing work processes for the nurse travel business including restructuring three contact centers. Karen also designed a loyalty program for On Assignment’s temporary healthcare staff, reviewed, developed and implemented automated sales processes and developed and presented client proposals.

Karen held an executive management position with Convergys (CVG) prior to joining On Assignment. She was a key team member in the healthcare vertical working with a variety of clients to add value to their customer experiences.

Karen served as the Director of Operations for the Maritime Medical Access program at The George Washington University Medical Center Department of Emergency Medicine in Washington, DC from April 1992 until January 1996. She was responsible for growing the client base for this comprehensive maritime case management program by 400% in less than four years. Karen began at the Medical Center in 1990 as the Marketing and Recruitment Coordinator for the EMS Degree Program, where she was responsible for the highly successful development and implementation of the marketing and recruitment plans for the Bachelor of Science Degree and an Associate Degree in Emergency Management.

Additionally, Karen has over 25 years of healthcare experience spanning emergency medical service delivery, management and training, telemedicine, medical education, and quality improvement in both academia and public safety. She has served as a volunteer Paramedic and Paramedic instructor since 1989. She has held several leadership positions in the volunteer departments and represents the County on numerous committees.

Karen received her Masters Degree from the Georgetown University McDonough School of Business, a Bachelors degree from the University of Virginia and her paramedic training from The George Washington University Medical Center.

Robert G. Darling, MD, FACEP
CAPT, MC, USN (ret)
Founding Principal and Chief Medical Officer

A founding principal and Chief Medical Officer for the White House Medical Group (formerly Guardian 24/7), Dr. Robert Darling has provided health care to people at the highest levels of the U.S. military and government, and specialized in preparing for and responding to emergencies, disasters, and other challenging conditions around the world. The White House Medical Group is a healthcare company that delivers medical care to patients in virtually any location in the world by using advanced telemedicine and other cutting edge technologies.

In 1996, Dr. Darling became the first board-certified emergency medicine physician selected to serve the President of the United States as White House Physician. In addition to caring for the President, Vice President, their families, and members of the Cabinet, Dr. Darling traveled to more than 40 countries planning medical contingency operations for both official presidential visits and vacations. He participated in medical contingency planning and execution supporting the continuity of the presidency (COP) and an Enduring Constitutional Government (ECG) as well as advising the President and the White House Chief of Staff on implementation of the 25th Amendment to the Constitution (presidential disability, succession of powers, continuity of the presidency). He provided care within the White House, Camp David, classified emergency relocation facilities and aboard executive aircraft (Air Force One, Marine One and Air Force Two). He participated in the development of Top Secret (TS) emergency contingency plans bearing constitutional impact, countering the greatest threats to the continuity of the presidency. He supported the global reach of the President and Vice President and their supporting staff, US Secret Service, White House Military Office, US State Department and other presidential support elements.

Dr. Darling served in the Clinton White House until October 1999 and subsequently served as a consultant to the White House Medical Unit on matters relating to biological terrorism and the medical consequences of weapons of mass destruction.

After completing his tour as White House Physician, Dr. Darling transferred to the Operational Medicine Division of the U.S. Army Medical Research Institute of Infectious Diseases (USAMRIID) in Fort Detrick, Maryland, where he served as emergency physician, flight surgeon, and Director of the Aeromedical Isolation Team specializing in the mitigation of the medical consequences of biological weapons and bioterrorism.

From 2004 until 2006 he served as Director of the Navy Medicine Office of Homeland Security, where he was responsible for guiding Navy Medicine in its efforts to prepare for the medical and public health consequences of natural and man-made disasters in its hospitals and clinics throughout the world.

CAPT Darling retired from the Navy in 2006 and was named Director of the Center for Disaster and Humanitarian Assistance Medicine (CDHAM) and Assistant Professor of Military and Emergency Medicine at the Uniformed Services University of the Health Sciences (USUHS) in Bethesda, Maryland. He served as Director of the Center from October 2006 until April 2008. As CDHAM Director, Dr. Darling was responsible for the overall management of health care sector reconstruction efforts in Afghanistan, pandemic influenza preparation, HIV/AIDS educational initiatives in the Caribbean and South America, and many other related programs whose overall purpose is to prepare for and respond to humanitarian disasters worldwide.

From 2006 to 2009 Dr. Darling also served as attending physician in the Advanced Wound Care and Hyperbaric Medicine Center at the Washington County Hospital in Hagerstown, Maryland. He treated patients with complex non-healing wounds by employing the latest in advanced wound care treatment techniques and hyperbaric medicine.

Dr. Darling received a Bachelor of Science in Biology (with honors) from Adelphi University in 1981. He was commissioned in the U.S. Navy Medical Corps the same year and received his Doctor of Medicine in 1985 from the Uniformed Services University of the Health Sciences (USUHS). He completed his transitional medical internship at the National Naval Medical Center (NNMC) Bethesda in 1986 and basic flight training at the Naval Aerospace Medical Institute (NAMI) in Pensacola, Florida in 1987. He has served as a flight surgeon aboard the nuclear powered aircraft carrier USS THEODORE ROOSEVELT (CVN-71) and at the U.S. Naval Academy in Annapolis, Maryland. He was second seat qualified in both the F14-A and A6-E tactical jets.

Dr. Darling maintains his academic appointment as Assistant Professor of Military and Emergency Medicine at the USUHS, served on the medical school admissions committee and continues as medical consultant to the CDHAM. In 2012 he was named Director of Telemedicine for the Harvard Affiliated Disaster Medicine and Emergency Management Fellowship. He has numerous publications and has lectured both nationally and internationally. He is a past member of the Adelphi University Board of Trustees and a current member of the Adelphi Center for Health Information Advisory Board. He lives in Ashburn, VA with his wife and three daughters.

David C. Balch
Founding Principal and Chief Technology Officer

David is one of America’s foremost experts on clinical telemedicine, helping to pioneer technology that allows collaboration, diagnosis, and treatment of medical conditions from remote locations around the world. In 1989, David started the Telemedicine Center at East Carolina University’s Brody School of Medicine. The program was an early innovator in telemedicine diagnostic tools, integrated control systems, wearable monitors, and clinical technologies. As Director of Telehealth Research and Development for the Brody School of Medicine, David supervised clinical research projects, and was principle investigator on grants and contracts related to Telehealth, e-health, and telemedicine for 20 years. In that role, he led the development and management of a large regional telemedicine network in North Carolina. David also was the leader of an expert team in the building an International Telemedicine Training Center, the Distributed Medical Intelligence Conference, Strong Angel, and global disaster response exercises.

David serves as CEO of DCB Consulting, a professional consulting firm specializing in enterprise telemedicine solutions and patient monitoring systems. David has provided consultative services to large hospitals, academic medical centers, government, military, and private enterprises including Cisco Systems, 3M, Guidant Technologies, Intel, Sprint, and many others.

David most recently served as the Director of Telemedicine for Guardian 24/7, a private firm providing presidential medicine to high net-worth families around the world. Guardian was a US based company composed of former White House physicians who have served the last five Presidents of the United States. In this position, David designed clinical telemedicine solutions for luxury interiors on super yachts, private jets, and large estates.

In 2003, David headed up a multidisciplinary medical team in biothreat preparedness and medical response at the Super Bowl in San Diego, California. David has served as a board member of the American Telemedicine Association, chaired the Special Interest Groups in Technology, Interoperability, and Emergency Preparedness, and is on the editorial board of the American Journal of Disaster Medicine. He has over 30 years’ experience in telemedicine, communications, and advanced technology as applied to clinical telemedicine.

David received his BA degree from the University of Kentucky and his MA in Telecommunications from Murray State University. His research has been awarded more than $10 million in federal funding and four US patents.

Lori A. Balch
Founding Principal and Client Relations Officer

Lori is an experienced telemedicine professional with over 19 years experience in telemedicine implementation, operations, and training. Lori Balch is the former Director of Training for Guardian 24/7, a private company serving “presidential medicine” to high net-worth individuals and families. Lori was responsible for creating telemedicine certification programs for Guardian’s ReadyRoom technologies that may include videoconferencing systems, medical devices, COTS technologies and proprietary software and systems. In this role, Lori delivered training to technical operations center personnel, clinical support nurses and staff, physician and specialists, Guardian clients and their support personnel.

Lori also serves as a Training Consultant for AMD Global Telemedicine, a leading supplier of medical technology for telemedicine. In this capacity, Lori is responsible for clinical consultation, implementation, education and training of telemedicine application and solutions both nationally and internationally. Lori has developed a comprehensive “Train the Trainer” certification program for Cisco and currently serves as the lead trainer for the HealthPresence Solution incorporating AMD medical devices. Lori’s recent clients have included Vanguard Health System, Ascension, Molina Healthcare, Kaiser Permanente, United Healthcare’s Optum Health, the Mayo Clinic (Rochester), and the U.S. Department of Veterans Affairs, and U.S. Department of State Lori has clinical operational and training experience in hospital, academic, prison, community health centers, inner-city and remote rural clinic environments.

Prior to her role at AMD and Guardian 24/7, Lori was the Director of Telemedicine at Driscoll Children's Hospital located in Corpus Christi, Texas, managing a pediatric telemedicine program covering a 33,000 square mile area in South Texas and portions of Mexico. In addition, she was the project manager for a half million dollar USDA grant award for the Alcance Health Outcomes Project (AHOP) to improve the health of south Texas children by expanding clinical services via telemedicine and providing proactive disease management applications in cardiology, pulmonary, and endocrinology patients.

From 1994-2003, Lori served as the Telemedicine Training Manager for the Advanced Telemedicine Training Program at the Telemedicine Center at East Carolina University in Greenville, North Carolina. The Center was the first telemedicine training center established in the United States and the Center trained over 350 individuals from the US and abroad in a week-long curriculum addressing the clinical, technical, administrative issues associated with successful implementation of telemedicine.

In addition, Lori has served as the Director, Global Video Library of Medicine, for a telemedicine non-profit charity organization, Medical Missions for Children, and has served as Director of Marketing for the National Club Association, a trade organization representing the United State’s most exclusive private club community. Over the last ten years, Lori has organized a number of national and international meetings, including ten Distributed Medical Intelligence (DMI) Conferences in collaboration with the US Army’s Telemedicine and Advanced Research Center (TATRC).

Lori has assisted with coordination of medical resources and contingency planning for several large scale civilian military training exercises incorporating advanced medical communication technologies, including UN/Strong Angel, Super Bowl XXIII( Shadow Bowl), and the DARPA Grand Challenge race (Desert Bloom). In addition, she is the coordinator for the Medical Disaster Response Network (MDRN.us), a nationally coordinated medical video network developed to respond to large-scale disasters.

Lori is a member of the American Telemedicine Association and has served as faculty for ATA short courses on Telemedicine and participates in the ATA Emergency and Preparedness Discussion Group, mHealth SIG and the ATA Latin America and Caribbean Chapter. Lori is a recognized speaker in telemedicine and has almost twenty years of experience presenting to national and international audiences.

Carey G. Grainger
Director of Business Development

Mr. Grainger most recently served as Guardian 24/7’s Director of Client Development bringing over 20 years of experience in marketing and sales to the ultra and mass affluent marketplace. Having built several successful companies and client development teams, Mr. Grainger was instrumental in creating multiple parallel sales processes and relationship management models.

Mr. Grainger also serves as advisor to various companies across a wide spectrum of industries to include technology, real estate, financial services and medical / healthcare. His experience in investing in multiple industries as well as various stages of growth has caused him to be a sought after consultant and operator with regard to tactical and long-term corporate strategy.

Previously, Mr. Grainger was a principal and managing member of the Kairos Companies – a group of companies Mr. Grainger founded to focus on creating and executing specialized and unique investment opportunities in both public and private markets. Simultaneously, Mr. Grainger was President and CEO of Williams Capital, LLC a dedicated real estate corporate finance company. A long-time entrepreneur and consultant, Mr. Grainger has successfully operated, built and managed several financial services organizations throughout the Southeast.

Prior to Kairos, Mr. Grainger rose to the positions of Senior Portfolio Manager, Corporate Client Group Director, and Sr. Vice President – Investments at Smith Barney / Citigroup. He acted as the Managing Partner of one the largest Wealth Management Teams at Smith Barney / Citigroup where he was responsible for the management and execution of this top ranking team in the areas of equity management, alternative investment consulting and customized risk management solutions for affluent families and family offices.

Mr. Grainger received his BBA degree in Finance from the University of Georgia and is a graduate of The Westminster Schools in Atlanta, GA.

To contact us, email: info@whitehousemedical.com or phone: (+1) 202-642-4478

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