Dr. Longphre serves as a consulting medical director at client companies and provides clinical oversight for WorkCare’s Incident Intervention telehealth program. His contributions include strategic planning and insights into the development of WorkCare’s automated on-call physician contact system. He joined WorkCare as an Associate Medical Director in 2008. Based in North Carolina, he is board-certified in Occupational Medicine. Dr. Longphre earned his Medical Degree and Master’s Degree in Public Health at the University of North Carolina Chapel Hill. He completed a fellowship in Undersea and Hyperbaric Medicine and his residency in Occupational Medicine at Duke University Medical Center. He is fluent in Japanese and a multi-engine, instrument-rated private pilot.

Dr. Grace is a Vice President and Associate Medical Director. She first joined WorkCare’s Associate Medical Director team in 2013. Later, after completing another assignment, returned to our company in 2018. During her tenure with WorkCare she has provided clinical oversight and leadership for clinical accommodation, leave and absence management solutions, medical surveillance exams, injury triage and telemedicine, and Medical Review Officer (MRO) services. In addition, she has served as the Medical Director at several client companies. She is the former Medical Director (Occupational Health Services Officer) for the City of Long Beach. While with the city, she gained experience collaborating with bargaining units, doing disability evaluations, and developing police officer and firefighter medical standards. Her experience also includes Medical Director for a private industrial clinic, medical-legal evaluations, drug and alcohol testing programs, and writing OSHA-mandated policies and procedures.

Dr. Grace is board-certified in occupational and environmental medicine. Dr. Grace has a strong background in the management of orthopedic injuries and she is a qualified member of the Federal Motor Carrier Safety Administration’s Medical Examiner Registry. She earned her Bachelor’s Degree in Kinesiology from the University of California, Los Angeles. She received her Medical Doctorate from the University of Southern California and completed post-graduate training in a combined program through UCLA and USC.

Dr. Jacobs supports WorkCare’s clients and their employees as a consulting medical director and provides executive leadership and clinical oversight for our Medical Exams & Travel division. Dr. Jacobs has more than 27 years of experience in a variety of practice settings.  His responsibilities include review of medical exam findings in the context of health status and hazard exposure risks. Before joining WorkCare in 2016, he was the corporate physician for a pharmaceutical manufacturer and medical director of Employee Health Services at a hospital in Philadelphia, Penn., where he is based. Dr. Jacobs is board-certified in occupational medicine. He earned his Medical Doctorate at Boston University and his Master’s Degree in Public Health at the University of California, Berkeley. He is a certified as a Medical Review Officer and commercial driver Medical Examiner.

Dr. Kohanna joined WorkCare in November 2021 as Vice President of Medical Consulting. Dr. Kohanna collaborates with clients to develop innovative, customized occupational health services that benefit employers and their employees. Dr. Kohanna previously served as Vice President of Occupational Health and Chief Medical Officer at AllOne Health Resources. His experience includes consulting to companies in diverse industries, including petrochemicals, pulp and paper, hazardous waste, biotechnology, pharmaceuticals, insurance and transportation. Dr. Kohanna is board certified in both Occupational and Environmental Medicine and Emergency Medicine. A fellow in the American College of Occupational and Environmental Medicine, he received his Medical Degree from George Washington University’s School of Medicine and Health Sciences and his Master’s in Business Administration from Northeastern University. His clinical expertise includes environmental exposures, medical surveillance programs, fitness-for-duty and return-to-work evaluations, drug testing, wellness and health promotion, travel medicine and pre-placement health screenings.

Dr. O’Callahan is the Vice President of Clinical Operations, providing occupational medicine consulting services to a number of clients across the industry spectrum. An occupational medicine and family physician, he formally served as Medical Director and Assistant Clinical Professor for Occupational Health at Stanford University and the SLAC DOE accelerator laboratory in Palo Alto, Calif. He has provided occupational health care and clinical oversight in manufacturing, pharmaceutical research and development, and hospital-based settings. Dr. O’Callahan has extensive experience developing and running complex medical surveillance programs in research settings involving work with research animals, biological and chemical agents and emerging technologies. He has also worked extensively in emergency medicine, and is a certified Medical Review Officer. Dr. O’Callahan received his Medical Degree from Columbia University College of Physicians & Surgeons and his Master’s in Public Health degree with an occupational and environmental medicine emphasis from the Johns Hopkins Bloomberg School of Public Health.

Dr. Dornstein joined WorkCare in September 2020 after serving as a Medical Director for WorkNet Occupational Health Services for 18 years. She is an integral member of the concierge COVID-19 return-to-work, vaccine exemption, telehealth, WorkMatters and medical surveillance teams. As an occupational medicine, internal medicine and lifestyle medicine physician, Dr. Dornstein serves as the Medical Director for Boeing Corporation, where she performs fitness-for-duty, return-to-work, travel medicine and commercial driver license exams. She is certified as a Commercial Driver Medical Examiner. Dr. Dornstein received her D.O. degree at the Philadelphia College of Osteopathic Medicine (PCOM) and completed an internal medicine residency at Christiana Care Medical Center in Delaware. She is board-certified in lifestyle medicine and a Registered Dietitian.

Dr. Johnson joined WorkCare in 2020 as an Associate Medical Director and provides occupational medical consultant services to a variety of our clients in the entertainment industry. Before joining WorkCare, Dr. Johnson worked as a medical review officer and completed her residency in Occupational and Environmental Medicine at UCSF. She obtained her undergraduate degree from Johns Hopkins University and attended medical school at the University of Illinois at Chicago. She completed two years of general surgery in Chicago. Dr. Johnson taught high school English with Teach For America on the south side of Chicago before attending medical school. Dr. Johnson loves movies and ran two film series (indoor and outdoor) while at Johns Hopkins.

Dr. Hoang Mancuso joined WorkCare as an Associate Medical Director in August 2009. She is dedicated to our Costco team and is the primary physician responsible for clarifying employees’ need for leave and work restrictions and verbal authentication of medical documentation. Earlier in her career, she was a Lieutenant Commander in the U.S. Navy Medical Corps and served 12 years providing clinical, occupational and operational medicine to active-duty service members and their families in the U.S. Navy and Marine Corps.  After leaving the military, Dr. Hoang Mancuso pursued occupational and environmental medicine at the University of California, Irvine, and earned her board certification. She has provided clinical services at the California Department of Industrial Relations, Kaiser Permanente and San Onofre Nuclear Generating Station, and performed utilization review for Total Healthcare Management and Paladin Managed Care Services.

Dr. Hoang Mancuso earned her Doctor of Medicine degree at the Uniformed Services University of the Health Sciences, F. Edward Hebert School of Medicine, Bethesda, MD. She has a Master’s Degree in Environmental Toxicology from the University of California, Irvine. She is a National Registry Certified Medical Examiner and is certified in Family and Medical Leave Administration. Dr. Hoang Mancuso is fluent in Vietnamese and she enjoys traveling and spending time with her husband and daughter.

Dr. Mansour joined the WorkCare team in early 2018 as an Associate Medical Director and consulting physician. She serves as a Consulting Medical Director, advises WorkCare client companies on occupational health-related issues, provides injury care guidance to employees via WorkCare’s 24/7 telephonic triage program and supervises onsite clinical staff. She served as the Medical Director at a complex chemical industry construction and production project site for five years, where she was recognized for her contributions to successful employee health and productivity outcomes. Her experience includes Medical Director for a hospital-based occupational health program in Ohio and contract physician at an occupational medicine and urgent care clinic in Pittsburgh, Pa. Dr. Mansour is board-certified in occupational medicine. She received her Medical Doctorate at Ross University School of Medicine, Dominica, West Indies, and completed a residency at Western Reserve Care System in Ohio. She obtained her Masters of Public Health degree at the University of Pittsburgh. Dr. Mansour started her medical career in pediatrics and transitioned to occupational medicine in mid-2000.

Dr. Pereira joined WorkCare in 2020 as an Associate Medical Director providing medical consulting, injury care, fitness-for-duty assessments and disability services to client companies. Her expertise includes worker’s compensation injury management, employee health, work-related medical exams, medical surveillance and disability consultation. She is a qualified member of the Federal Motor Carrier Safety Administration’s Medical Examiner Registry. Dr. Pereira earned her Medical Doctorate and Master of Science in Anatomy degrees at Des Moines University. She completed an occupational medicine residency at HealthPartners, St. Paul, MN, and received her Master of Public Health degree from the University of Minnesota. She also completed three years of anesthesiology training at the University of Iowa.

Justin was promoted to his current position in June 2022. He joined WorkCare in March 2021 as Director, Entertainment Services. In that role, he oversaw our COVID-19 Compliance Officer program, where he was instrumental in achieving operational improvements and high client satisfaction scores. He was promoted to Vice President, COVID Operations, in January 2022, with responsibility for expanding COVID-related services, providing support for nationwide entertainment productions, delivering virtual and onsite proctored testing, launching a corporate daily testing program, and in April 2022, transitioning COVID screening from the Incident Intervention Program to the COVID department. His position as Incident Intervention Vice President includes continued responsibility for COVID Operations. Prior to joining WorkCare, Justin worked in the entertainment industry managing commercial, music video, TV show and movie productions, which allowed him to fine-tune his ability to manage client and employee expectations.

Jeri joined WorkCare’s business development team in January 2020. She developed and leads the company’s dynamic Strategic Accounts Management team. Jeri has a passion for cultivating long-term, mutually beneficial client relationships.  She has over 25 years of experience collaborating with employers to deliver total worker health and onsite health solutions. Jeri has a proven track record for creating innovative partnerships, developing client strategies and generating significant growth in connection with her tenure at notable Fortune 100 employers including Walgreens, Johnson & Johnson and CIGNA.  Jeri earned her Bachelor’s Degree at the University of Delaware, her Master’s Degree in finance at Drexel University, and she obtained Post-Master Certificates in Health Care Finance and Organizational Strategy.

Bryan was promoted to the newly created position of Vice President, Programs & Operations – Prevention Services, in July 2023. Prior to his promotion, he was instrumental in the development and rapid growth of WorkCare’s Industrial Athlete Program and served as its director for four years. Bryan’s responsibilities include continued strategic oversight of the Industrial Athlete Program. His focus on Prevention Services includes collaboration with Wellness Solutions, a WorkCare Company, to create corporate-facing solutions, including a comprehensive ergonomics program, and developing a new approach to pre-hire evaluations. His industry experience includes job demand analyses, employee education and training, and consulting on workplace health risks. He joined WorkCare after managing an industrial athlete program at a major utility and serving as head athletic trainer for the State Center Community College District, Reedly, Calif. A Certified Athletic Trainer, he earned his Master of Science degree in kinesiology at the University of Texas at Tyler.

Amy joined WorkCare in November 2021 as Vice President, Occupational Health Operations. She was previously employed by AllOne Health Resources for nearly nine years, first as Director of Client Services and later as Vice President of Occupational Health. In her new role, Amy manages the transition of AllOne Health’s occupational health business segment to WorkCare, which purchased the business in October 2021. Her goal is to ensure consistency in service delivery and enrichment of client relationships. Amy earned her Bachelor of Science Degree in Business Administration and Management at the University of Massachusetts Boston.

Kathy joined WorkCare in 2018 as a regional occupational health manager and transitioned to her current position in early 2019. She is an executive health care operations leader with a background in business development, team building, customer service, sales and marketing, and training. Her clinical experience includes onsite occupational health nursing. She obtained her Bachelor of Science Degree in Nursing at Salve Regina University, Newport, RI. She is a certified Case Manager.

Robin has more than 16 years of experience in absence and disability management. Her primary responsibilities include overseeing WorkCare’s disability management department and managing a major LofA/FMLA account.

Before joining WorkCare in 2011, Robin was responsible for absence management at AMTRAK in Los Angeles. She has a Bachelor’s Degree in Business Management from the University of Phoenix, Phoenix, Ariz.

Lynette began her career in the field of employee health and wellness over 27 years ago. After working with two Fortune 500 companies, she created Wellness Solutions, the health promotion company she sold to WorkCare in 2021 to further expand the business. Lynette is passionate about preventing illness and injury through education, screening and empowering individuals to improve the quality of their lives. Her experience includes administering onsite fitness and wellness programs, teaching stress management and injury prevention strategies, and consulting with individuals on health and wellness-related issues. She earned her bachelor’s degree in exercise science and health promotion at Brigham Young University. Lynette’s certifications include ergonomics, functional movement, mindfulness-based stress reduction, nutrition, sleep and brain EEG/neurofeedback.

Zarahy joined WorkCare in 2021 as the Director of Operations for Clinical Accommodation & Leave Management services, then transitioned to responsibility for the development and oversight of a new, related service offering, Absence Management Solutions. She has over 20 years of experience in leave and disability management and is a trusted leader in the field. Before joining WorkCare, Zarahy served as the Assistant Vice President of Leave and Disability Benefits for a prominent third-party administrator. Throughout her career, she has demonstrated versatility and a deep understanding of complex issues in the industry. She is committed to the well-being of employees, exceptional client service and the delivery of effective solutions.

Karen has more than 30 years of experience in occupational health and safety consulting, curriculum planning, clinic operations, publications and market research. She is responsible for WorkCare’s internal and customer-facing communications and collateral. Before joining WorkCare in 2014, she was affiliated with UL as a Managing Editor and Communications Specialist and the National Association of Occupational Health Professionals, where she served as Senior Vice President and Editor-in-Chief for 22 years. She has a Bachelor’s Degree in Journalism from Humboldt State University, Arcata, Calif.