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Kristen, Sabrina & Tiffany
Jessica & Jennifer
Patient Care and Referral Coordinators
Patient Care Coodinator
Kim, Matt & Lonia
Insurance and Billing
Marc L Alessandria, M.D. has practiced family medicine, urgent care and bio identical hormone replacement therapy for the past 14 years servicing the Orange Park and Middleburg communities. He joined our practice in February of 2014, continuing his practice of family medicine, as well as adding a new division here at PrimeMed focusing on weight loss and HRT.
Insurance and Billing
Erica Humbert, ARNP is a Board Certified Family Nurse Practitioner who is passionate about helping families achieve and maintain their highest levels of health and wellness. Erica received her Nurse Practitioner training at the University of Florida and is a veteran of the US military, having served five years on active duty as a Navy Nurse. Erica employs a holistic approach with patients, striving to consider and address all aspects of the patients health at each visit. She believes in partnering with patients to achieve their health goals. She is proud to be a part of the Prime Med team.
Christopher S. Robertson, Certified Physician Assistant, joined our practice in May of 2011. A native of Savannah, Georgia, Mr. Robertson graduated from the University of Georgia with a Bachelor of Arts degree in Classical Culture, and is a veteran of the U.S. Army, having served as a clinical lab technician. His academic and military experience prepared him for a career in healthcare, and in August of 2007, he received both a Bachelor of Science in Physician Assistant Studies, as well as a Masters in Medical Science, graduating with honors. He has a solid background in family medicine, urgent care, internal medicine, and orthopedics, and has made a great addition to the PrimeMED team.
Dr. Adria Johnson, is a Board Certified Physiatrist, specializing in Physical Medicine and Rehabilitation (PM&R). Her experience and expertise is in treating injuries sustained in traumatic car accidents, sports related injuries, post-surgical rehabilitation and a modern approach to acupuncture - all of which make her a great addition to the PrimeMed family.
Physical Therapy Assistant
Nicole Belarde, Elizabeth Robinson
Licenced Massage Therapist
Dr. Joseph Shaughnessy, Board Certified Family Physician, joined our practice in September 2004, after retiring as a Commander in the Medical Corps of the United States Navy. Dr. Shaughnessy also holds a degree as a registered physical therapist. With his strong background in family and physical medicine, he is a great addition to the PrimeMed team.